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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "base/values.h"
6 
7 #include <stddef.h>
8 
9 #include <limits>
10 #include <memory>
11 #include <string>
12 #include <type_traits>
13 #include <utility>
14 #include <vector>
15 
16 #include "base/memory/ptr_util.h"
17 #include "base/strings/string16.h"
18 #include "base/strings/utf_string_conversions.h"
19 #include "testing/gtest/include/gtest/gtest.h"
20 
21 namespace base {
22 
TEST(ValuesTest,TestNothrow)23 TEST(ValuesTest, TestNothrow) {
24   static_assert(std::is_nothrow_move_constructible<Value>::value,
25                 "IsNothrowMoveConstructible");
26   static_assert(std::is_nothrow_default_constructible<Value>::value,
27                 "IsNothrowDefaultConstructible");
28   static_assert(std::is_nothrow_constructible<Value, std::string&&>::value,
29                 "IsNothrowMoveConstructibleFromString");
30   static_assert(
31       std::is_nothrow_constructible<Value, std::vector<char>&&>::value,
32       "IsNothrowMoveConstructibleFromBlob");
33   static_assert(std::is_nothrow_move_assignable<Value>::value,
34                 "IsNothrowMoveAssignable");
35 }
36 
37 // Group of tests for the value constructors.
TEST(ValuesTest,ConstructBool)38 TEST(ValuesTest, ConstructBool) {
39   Value true_value(true);
40   EXPECT_EQ(Value::Type::BOOLEAN, true_value.type());
41   EXPECT_TRUE(true_value.GetBool());
42 
43   Value false_value(false);
44   EXPECT_EQ(Value::Type::BOOLEAN, false_value.type());
45   EXPECT_FALSE(false_value.GetBool());
46 }
47 
TEST(ValuesTest,ConstructInt)48 TEST(ValuesTest, ConstructInt) {
49   Value value(-37);
50   EXPECT_EQ(Value::Type::INTEGER, value.type());
51   EXPECT_EQ(-37, value.GetInt());
52 }
53 
TEST(ValuesTest,ConstructDouble)54 TEST(ValuesTest, ConstructDouble) {
55   Value value(-4.655);
56   EXPECT_EQ(Value::Type::DOUBLE, value.type());
57   EXPECT_EQ(-4.655, value.GetDouble());
58 }
59 
TEST(ValuesTest,ConstructStringFromConstCharPtr)60 TEST(ValuesTest, ConstructStringFromConstCharPtr) {
61   const char* str = "foobar";
62   Value value(str);
63   EXPECT_EQ(Value::Type::STRING, value.type());
64   EXPECT_EQ("foobar", value.GetString());
65 }
66 
TEST(ValuesTest,ConstructStringFromStdStringConstRef)67 TEST(ValuesTest, ConstructStringFromStdStringConstRef) {
68   std::string str = "foobar";
69   Value value(str);
70   EXPECT_EQ(Value::Type::STRING, value.type());
71   EXPECT_EQ("foobar", value.GetString());
72 }
73 
TEST(ValuesTest,ConstructStringFromStdStringRefRef)74 TEST(ValuesTest, ConstructStringFromStdStringRefRef) {
75   std::string str = "foobar";
76   Value value(std::move(str));
77   EXPECT_EQ(Value::Type::STRING, value.type());
78   EXPECT_EQ("foobar", value.GetString());
79 }
80 
TEST(ValuesTest,ConstructStringFromConstChar16Ptr)81 TEST(ValuesTest, ConstructStringFromConstChar16Ptr) {
82   string16 str = ASCIIToUTF16("foobar");
83   Value value(str.c_str());
84   EXPECT_EQ(Value::Type::STRING, value.type());
85   EXPECT_EQ("foobar", value.GetString());
86 }
87 
TEST(ValuesTest,ConstructStringFromString16)88 TEST(ValuesTest, ConstructStringFromString16) {
89   string16 str = ASCIIToUTF16("foobar");
90   Value value(str);
91   EXPECT_EQ(Value::Type::STRING, value.type());
92   EXPECT_EQ("foobar", value.GetString());
93 }
94 
TEST(ValuesTest,ConstructStringFromStringPiece)95 TEST(ValuesTest, ConstructStringFromStringPiece) {
96   StringPiece str = "foobar";
97   Value value(str);
98   EXPECT_EQ(Value::Type::STRING, value.type());
99   EXPECT_EQ("foobar", value.GetString());
100 }
101 
TEST(ValuesTest,ConstructBinary)102 TEST(ValuesTest, ConstructBinary) {
103   BinaryValue value(std::vector<char>({0xF, 0x0, 0x0, 0xB, 0xA, 0x2}));
104   EXPECT_EQ(Value::Type::BINARY, value.type());
105   EXPECT_EQ(std::vector<char>({0xF, 0x0, 0x0, 0xB, 0xA, 0x2}), value.GetBlob());
106 }
107 
TEST(ValuesTest,ConstructDict)108 TEST(ValuesTest, ConstructDict) {
109   DictionaryValue value;
110   EXPECT_EQ(Value::Type::DICTIONARY, value.type());
111 }
112 
TEST(ValuesTest,ConstructList)113 TEST(ValuesTest, ConstructList) {
114   ListValue value;
115   EXPECT_EQ(Value::Type::LIST, value.type());
116 }
117 
118 // Group of tests for the copy constructors and copy-assigmnent. For equality
119 // checks comparisons of the interesting fields are done instead of relying on
120 // Equals being correct.
TEST(ValuesTest,CopyBool)121 TEST(ValuesTest, CopyBool) {
122   Value true_value(true);
123   Value copied_true_value(true_value);
124   EXPECT_EQ(true_value.type(), copied_true_value.type());
125   EXPECT_EQ(true_value.GetBool(), copied_true_value.GetBool());
126 
127   Value false_value(false);
128   Value copied_false_value(false_value);
129   EXPECT_EQ(false_value.type(), copied_false_value.type());
130   EXPECT_EQ(false_value.GetBool(), copied_false_value.GetBool());
131 
132   Value blank;
133 
134   blank = true_value;
135   EXPECT_EQ(true_value.type(), blank.type());
136   EXPECT_EQ(true_value.GetBool(), blank.GetBool());
137 
138   blank = false_value;
139   EXPECT_EQ(false_value.type(), blank.type());
140   EXPECT_EQ(false_value.GetBool(), blank.GetBool());
141 }
142 
TEST(ValuesTest,CopyInt)143 TEST(ValuesTest, CopyInt) {
144   Value value(74);
145   Value copied_value(value);
146   EXPECT_EQ(value.type(), copied_value.type());
147   EXPECT_EQ(value.GetInt(), copied_value.GetInt());
148 
149   Value blank;
150 
151   blank = value;
152   EXPECT_EQ(value.type(), blank.type());
153   EXPECT_EQ(value.GetInt(), blank.GetInt());
154 }
155 
TEST(ValuesTest,CopyDouble)156 TEST(ValuesTest, CopyDouble) {
157   Value value(74.896);
158   Value copied_value(value);
159   EXPECT_EQ(value.type(), copied_value.type());
160   EXPECT_EQ(value.GetDouble(), copied_value.GetDouble());
161 
162   Value blank;
163 
164   blank = value;
165   EXPECT_EQ(value.type(), blank.type());
166   EXPECT_EQ(value.GetDouble(), blank.GetDouble());
167 }
168 
TEST(ValuesTest,CopyString)169 TEST(ValuesTest, CopyString) {
170   Value value("foobar");
171   Value copied_value(value);
172   EXPECT_EQ(value.type(), copied_value.type());
173   EXPECT_EQ(value.GetString(), copied_value.GetString());
174 
175   Value blank;
176 
177   blank = value;
178   EXPECT_EQ(value.type(), blank.type());
179   EXPECT_EQ(value.GetString(), blank.GetString());
180 }
181 
TEST(ValuesTest,CopyBinary)182 TEST(ValuesTest, CopyBinary) {
183   BinaryValue value(std::vector<char>({0xF, 0x0, 0x0, 0xB, 0xA, 0x2}));
184   BinaryValue copied_value(value);
185   EXPECT_EQ(value.type(), copied_value.type());
186   EXPECT_EQ(value.GetBlob(), copied_value.GetBlob());
187 
188   Value blank;
189 
190   blank = value;
191   EXPECT_EQ(value.type(), blank.type());
192   EXPECT_EQ(value.GetBlob(), blank.GetBlob());
193 }
194 
TEST(ValuesTest,CopyDictionary)195 TEST(ValuesTest, CopyDictionary) {
196   // TODO(crbug.com/646113): Clean this up once DictionaryValue switched to
197   // value semantics.
198   int copy;
199   DictionaryValue value;
200   value.SetInteger("Int", 123);
201 
202   DictionaryValue copied_value(value);
203   copied_value.GetInteger("Int", &copy);
204 
205   EXPECT_EQ(value.type(), copied_value.type());
206   EXPECT_EQ(123, copy);
207 
208   auto blank = MakeUnique<Value>();
209 
210   *blank = value;
211   EXPECT_EQ(Value::Type::DICTIONARY, blank->type());
212 
213   static_cast<DictionaryValue*>(blank.get())->GetInteger("Int", &copy);
214   EXPECT_EQ(123, copy);
215 }
216 
TEST(ValuesTest,CopyList)217 TEST(ValuesTest, CopyList) {
218   // TODO(crbug.com/646113): Clean this up once ListValue switched to
219   // value semantics.
220   int copy;
221   ListValue value;
222   value.AppendInteger(123);
223 
224   ListValue copied_value(value);
225   copied_value.GetInteger(0, &copy);
226 
227   EXPECT_EQ(value.type(), copied_value.type());
228   EXPECT_EQ(123, copy);
229 
230   auto blank = MakeUnique<Value>();
231 
232   *blank = value;
233   EXPECT_EQ(Value::Type::LIST, blank->type());
234 
235   static_cast<ListValue*>(blank.get())->GetInteger(0, &copy);
236   EXPECT_EQ(123, copy);
237 }
238 
239 // Group of tests for the move constructors and move-assigmnent.
TEST(ValuesTest,MoveBool)240 TEST(ValuesTest, MoveBool) {
241   Value true_value(true);
242   Value moved_true_value(std::move(true_value));
243   EXPECT_EQ(Value::Type::BOOLEAN, moved_true_value.type());
244   EXPECT_TRUE(moved_true_value.GetBool());
245 
246   Value false_value(false);
247   Value moved_false_value(std::move(false_value));
248   EXPECT_EQ(Value::Type::BOOLEAN, moved_false_value.type());
249   EXPECT_FALSE(moved_false_value.GetBool());
250 
251   Value blank;
252 
253   blank = Value(true);
254   EXPECT_EQ(Value::Type::BOOLEAN, blank.type());
255   EXPECT_TRUE(blank.GetBool());
256 
257   blank = Value(false);
258   EXPECT_EQ(Value::Type::BOOLEAN, blank.type());
259   EXPECT_FALSE(blank.GetBool());
260 }
261 
TEST(ValuesTest,MoveInt)262 TEST(ValuesTest, MoveInt) {
263   Value value(74);
264   Value moved_value(std::move(value));
265   EXPECT_EQ(Value::Type::INTEGER, moved_value.type());
266   EXPECT_EQ(74, moved_value.GetInt());
267 
268   Value blank;
269 
270   blank = Value(47);
271   EXPECT_EQ(Value::Type::INTEGER, blank.type());
272   EXPECT_EQ(47, blank.GetInt());
273 }
274 
TEST(ValuesTest,MoveDouble)275 TEST(ValuesTest, MoveDouble) {
276   Value value(74.896);
277   Value moved_value(std::move(value));
278   EXPECT_EQ(Value::Type::DOUBLE, moved_value.type());
279   EXPECT_EQ(74.896, moved_value.GetDouble());
280 
281   Value blank;
282 
283   blank = Value(654.38);
284   EXPECT_EQ(Value::Type::DOUBLE, blank.type());
285   EXPECT_EQ(654.38, blank.GetDouble());
286 }
287 
TEST(ValuesTest,MoveString)288 TEST(ValuesTest, MoveString) {
289   Value value("foobar");
290   Value moved_value(std::move(value));
291   EXPECT_EQ(Value::Type::STRING, moved_value.type());
292   EXPECT_EQ("foobar", moved_value.GetString());
293 
294   Value blank;
295 
296   blank = Value("foobar");
297   EXPECT_EQ(Value::Type::STRING, blank.type());
298   EXPECT_EQ("foobar", blank.GetString());
299 }
300 
TEST(ValuesTest,MoveBinary)301 TEST(ValuesTest, MoveBinary) {
302   const std::vector<char> buffer = {0xF, 0x0, 0x0, 0xB, 0xA, 0x2};
303   BinaryValue value(buffer);
304   BinaryValue moved_value(std::move(value));
305   EXPECT_EQ(Value::Type::BINARY, moved_value.type());
306   EXPECT_EQ(buffer, moved_value.GetBlob());
307 
308   Value blank;
309 
310   blank = BinaryValue(buffer);
311   EXPECT_EQ(Value::Type::BINARY, blank.type());
312   EXPECT_EQ(buffer, blank.GetBlob());
313 }
314 
TEST(ValuesTest,MoveDictionary)315 TEST(ValuesTest, MoveDictionary) {
316   // TODO(crbug.com/646113): Clean this up once DictionaryValue switched to
317   // value semantics.
318   int move;
319   DictionaryValue value;
320   value.SetInteger("Int", 123);
321 
322   DictionaryValue moved_value(std::move(value));
323   moved_value.GetInteger("Int", &move);
324 
325   EXPECT_EQ(Value::Type::DICTIONARY, moved_value.type());
326   EXPECT_EQ(123, move);
327 
328   Value blank;
329 
330   blank = DictionaryValue();
331   EXPECT_EQ(Value::Type::DICTIONARY, blank.type());
332 }
333 
TEST(ValuesTest,MoveList)334 TEST(ValuesTest, MoveList) {
335   // TODO(crbug.com/646113): Clean this up once ListValue switched to
336   // value semantics.
337   int move;
338   ListValue value;
339   value.AppendInteger(123);
340 
341   ListValue moved_value(std::move(value));
342   moved_value.GetInteger(0, &move);
343 
344   EXPECT_EQ(Value::Type::LIST, moved_value.type());
345   EXPECT_EQ(123, move);
346 
347   Value blank;
348 
349   blank = ListValue();
350   EXPECT_EQ(Value::Type::LIST, blank.type());
351 }
352 
TEST(ValuesTest,Basic)353 TEST(ValuesTest, Basic) {
354   // Test basic dictionary getting/setting
355   DictionaryValue settings;
356   std::string homepage = "http://google.com";
357   ASSERT_FALSE(settings.GetString("global.homepage", &homepage));
358   ASSERT_EQ(std::string("http://google.com"), homepage);
359 
360   ASSERT_FALSE(settings.Get("global", NULL));
361   settings.SetBoolean("global", true);
362   ASSERT_TRUE(settings.Get("global", NULL));
363   settings.SetString("global.homepage", "http://scurvy.com");
364   ASSERT_TRUE(settings.Get("global", NULL));
365   homepage = "http://google.com";
366   ASSERT_TRUE(settings.GetString("global.homepage", &homepage));
367   ASSERT_EQ(std::string("http://scurvy.com"), homepage);
368 
369   // Test storing a dictionary in a list.
370   ListValue* toolbar_bookmarks;
371   ASSERT_FALSE(
372     settings.GetList("global.toolbar.bookmarks", &toolbar_bookmarks));
373 
374   std::unique_ptr<ListValue> new_toolbar_bookmarks(new ListValue);
375   settings.Set("global.toolbar.bookmarks", std::move(new_toolbar_bookmarks));
376   ASSERT_TRUE(settings.GetList("global.toolbar.bookmarks", &toolbar_bookmarks));
377 
378   std::unique_ptr<DictionaryValue> new_bookmark(new DictionaryValue);
379   new_bookmark->SetString("name", "Froogle");
380   new_bookmark->SetString("url", "http://froogle.com");
381   toolbar_bookmarks->Append(std::move(new_bookmark));
382 
383   ListValue* bookmark_list;
384   ASSERT_TRUE(settings.GetList("global.toolbar.bookmarks", &bookmark_list));
385   DictionaryValue* bookmark;
386   ASSERT_EQ(1U, bookmark_list->GetSize());
387   ASSERT_TRUE(bookmark_list->GetDictionary(0, &bookmark));
388   std::string bookmark_name = "Unnamed";
389   ASSERT_TRUE(bookmark->GetString("name", &bookmark_name));
390   ASSERT_EQ(std::string("Froogle"), bookmark_name);
391   std::string bookmark_url;
392   ASSERT_TRUE(bookmark->GetString("url", &bookmark_url));
393   ASSERT_EQ(std::string("http://froogle.com"), bookmark_url);
394 }
395 
TEST(ValuesTest,List)396 TEST(ValuesTest, List) {
397   std::unique_ptr<ListValue> mixed_list(new ListValue());
398   mixed_list->Set(0, MakeUnique<Value>(true));
399   mixed_list->Set(1, MakeUnique<Value>(42));
400   mixed_list->Set(2, MakeUnique<Value>(88.8));
401   mixed_list->Set(3, MakeUnique<Value>("foo"));
402   ASSERT_EQ(4u, mixed_list->GetSize());
403 
404   Value *value = NULL;
405   bool bool_value = false;
406   int int_value = 0;
407   double double_value = 0.0;
408   std::string string_value;
409 
410   ASSERT_FALSE(mixed_list->Get(4, &value));
411 
412   ASSERT_FALSE(mixed_list->GetInteger(0, &int_value));
413   ASSERT_EQ(0, int_value);
414   ASSERT_FALSE(mixed_list->GetBoolean(1, &bool_value));
415   ASSERT_FALSE(bool_value);
416   ASSERT_FALSE(mixed_list->GetString(2, &string_value));
417   ASSERT_EQ("", string_value);
418   ASSERT_FALSE(mixed_list->GetInteger(2, &int_value));
419   ASSERT_EQ(0, int_value);
420   ASSERT_FALSE(mixed_list->GetBoolean(3, &bool_value));
421   ASSERT_FALSE(bool_value);
422 
423   ASSERT_TRUE(mixed_list->GetBoolean(0, &bool_value));
424   ASSERT_TRUE(bool_value);
425   ASSERT_TRUE(mixed_list->GetInteger(1, &int_value));
426   ASSERT_EQ(42, int_value);
427   // implicit conversion from Integer to Double should be possible.
428   ASSERT_TRUE(mixed_list->GetDouble(1, &double_value));
429   ASSERT_EQ(42, double_value);
430   ASSERT_TRUE(mixed_list->GetDouble(2, &double_value));
431   ASSERT_EQ(88.8, double_value);
432   ASSERT_TRUE(mixed_list->GetString(3, &string_value));
433   ASSERT_EQ("foo", string_value);
434 
435   // Try searching in the mixed list.
436   base::Value sought_value(42);
437   base::Value not_found_value(false);
438 
439   ASSERT_NE(mixed_list->end(), mixed_list->Find(sought_value));
440   ASSERT_TRUE((*mixed_list->Find(sought_value))->GetAsInteger(&int_value));
441   ASSERT_EQ(42, int_value);
442   ASSERT_EQ(mixed_list->end(), mixed_list->Find(not_found_value));
443 }
444 
TEST(ValuesTest,BinaryValue)445 TEST(ValuesTest, BinaryValue) {
446   // Default constructor creates a BinaryValue with a buffer of size 0.
447   auto binary = MakeUnique<Value>(Value::Type::BINARY);
448   ASSERT_TRUE(binary.get());
449   ASSERT_EQ(0U, binary->GetSize());
450 
451   // Test the common case of a non-empty buffer
452   std::vector<char> buffer(15);
453   char* original_buffer = buffer.data();
454   binary.reset(new BinaryValue(std::move(buffer)));
455   ASSERT_TRUE(binary.get());
456   ASSERT_TRUE(binary->GetBuffer());
457   ASSERT_EQ(original_buffer, binary->GetBuffer());
458   ASSERT_EQ(15U, binary->GetSize());
459 
460   char stack_buffer[42];
461   memset(stack_buffer, '!', 42);
462   binary = BinaryValue::CreateWithCopiedBuffer(stack_buffer, 42);
463   ASSERT_TRUE(binary.get());
464   ASSERT_TRUE(binary->GetBuffer());
465   ASSERT_NE(stack_buffer, binary->GetBuffer());
466   ASSERT_EQ(42U, binary->GetSize());
467   ASSERT_EQ(0, memcmp(stack_buffer, binary->GetBuffer(), binary->GetSize()));
468 
469   // Test overloaded GetAsBinary.
470   Value* narrow_value = binary.get();
471   const BinaryValue* narrow_binary = NULL;
472   ASSERT_TRUE(narrow_value->GetAsBinary(&narrow_binary));
473   EXPECT_EQ(binary.get(), narrow_binary);
474 }
475 
TEST(ValuesTest,StringValue)476 TEST(ValuesTest, StringValue) {
477   // Test overloaded StringValue constructor.
478   std::unique_ptr<Value> narrow_value(new Value("narrow"));
479   ASSERT_TRUE(narrow_value.get());
480   ASSERT_TRUE(narrow_value->IsType(Value::Type::STRING));
481   std::unique_ptr<Value> utf16_value(new Value(ASCIIToUTF16("utf16")));
482   ASSERT_TRUE(utf16_value.get());
483   ASSERT_TRUE(utf16_value->IsType(Value::Type::STRING));
484 
485   // Test overloaded GetAsString.
486   std::string narrow = "http://google.com";
487   string16 utf16 = ASCIIToUTF16("http://google.com");
488   const Value* string_value = NULL;
489   ASSERT_TRUE(narrow_value->GetAsString(&narrow));
490   ASSERT_TRUE(narrow_value->GetAsString(&utf16));
491   ASSERT_TRUE(narrow_value->GetAsString(&string_value));
492   ASSERT_EQ(std::string("narrow"), narrow);
493   ASSERT_EQ(ASCIIToUTF16("narrow"), utf16);
494   ASSERT_EQ(string_value->GetString(), narrow);
495 
496   ASSERT_TRUE(utf16_value->GetAsString(&narrow));
497   ASSERT_TRUE(utf16_value->GetAsString(&utf16));
498   ASSERT_TRUE(utf16_value->GetAsString(&string_value));
499   ASSERT_EQ(std::string("utf16"), narrow);
500   ASSERT_EQ(ASCIIToUTF16("utf16"), utf16);
501   ASSERT_EQ(string_value->GetString(), narrow);
502 
503   // Don't choke on NULL values.
504   ASSERT_TRUE(narrow_value->GetAsString(static_cast<string16*>(NULL)));
505   ASSERT_TRUE(narrow_value->GetAsString(static_cast<std::string*>(NULL)));
506   ASSERT_TRUE(narrow_value->GetAsString(static_cast<const Value**>(NULL)));
507 }
508 
TEST(ValuesTest,ListDeletion)509 TEST(ValuesTest, ListDeletion) {
510   ListValue list;
511   list.Append(MakeUnique<Value>());
512   EXPECT_FALSE(list.empty());
513   list.Clear();
514   EXPECT_TRUE(list.empty());
515 }
516 
TEST(ValuesTest,ListRemoval)517 TEST(ValuesTest, ListRemoval) {
518   std::unique_ptr<Value> removed_item;
519 
520   {
521     ListValue list;
522     list.Append(MakeUnique<Value>());
523     EXPECT_EQ(1U, list.GetSize());
524     EXPECT_FALSE(list.Remove(std::numeric_limits<size_t>::max(),
525                              &removed_item));
526     EXPECT_FALSE(list.Remove(1, &removed_item));
527     EXPECT_TRUE(list.Remove(0, &removed_item));
528     ASSERT_TRUE(removed_item);
529     EXPECT_EQ(0U, list.GetSize());
530   }
531   removed_item.reset();
532 
533   {
534     ListValue list;
535     list.Append(MakeUnique<Value>());
536     EXPECT_TRUE(list.Remove(0, NULL));
537     EXPECT_EQ(0U, list.GetSize());
538   }
539 
540   {
541     ListValue list;
542     auto value = MakeUnique<Value>();
543     Value* original_value = value.get();
544     list.Append(std::move(value));
545     size_t index = 0;
546     list.Remove(*original_value, &index);
547     EXPECT_EQ(0U, index);
548     EXPECT_EQ(0U, list.GetSize());
549   }
550 }
551 
TEST(ValuesTest,DictionaryDeletion)552 TEST(ValuesTest, DictionaryDeletion) {
553   std::string key = "test";
554   DictionaryValue dict;
555   dict.Set(key, MakeUnique<Value>());
556   EXPECT_FALSE(dict.empty());
557   dict.Clear();
558   EXPECT_TRUE(dict.empty());
559 }
560 
TEST(ValuesTest,DictionaryRemoval)561 TEST(ValuesTest, DictionaryRemoval) {
562   std::string key = "test";
563   std::unique_ptr<Value> removed_item;
564 
565   {
566     DictionaryValue dict;
567     dict.Set(key, MakeUnique<Value>());
568     EXPECT_TRUE(dict.HasKey(key));
569     EXPECT_FALSE(dict.Remove("absent key", &removed_item));
570     EXPECT_TRUE(dict.Remove(key, &removed_item));
571     EXPECT_FALSE(dict.HasKey(key));
572     ASSERT_TRUE(removed_item);
573   }
574 
575   {
576     DictionaryValue dict;
577     dict.Set(key, MakeUnique<Value>());
578     EXPECT_TRUE(dict.HasKey(key));
579     EXPECT_TRUE(dict.Remove(key, NULL));
580     EXPECT_FALSE(dict.HasKey(key));
581   }
582 }
583 
TEST(ValuesTest,DictionaryWithoutPathExpansion)584 TEST(ValuesTest, DictionaryWithoutPathExpansion) {
585   DictionaryValue dict;
586   dict.Set("this.is.expanded", Value::CreateNullValue());
587   dict.SetWithoutPathExpansion("this.isnt.expanded", Value::CreateNullValue());
588 
589   EXPECT_FALSE(dict.HasKey("this.is.expanded"));
590   EXPECT_TRUE(dict.HasKey("this"));
591   Value* value1;
592   EXPECT_TRUE(dict.Get("this", &value1));
593   DictionaryValue* value2;
594   ASSERT_TRUE(dict.GetDictionaryWithoutPathExpansion("this", &value2));
595   EXPECT_EQ(value1, value2);
596   EXPECT_EQ(1U, value2->size());
597 
598   EXPECT_TRUE(dict.HasKey("this.isnt.expanded"));
599   Value* value3;
600   EXPECT_FALSE(dict.Get("this.isnt.expanded", &value3));
601   Value* value4;
602   ASSERT_TRUE(dict.GetWithoutPathExpansion("this.isnt.expanded", &value4));
603   EXPECT_EQ(Value::Type::NONE, value4->GetType());
604 }
605 
606 // Tests the deprecated version of SetWithoutPathExpansion.
607 // TODO(estade): remove.
TEST(ValuesTest,DictionaryWithoutPathExpansionDeprecated)608 TEST(ValuesTest, DictionaryWithoutPathExpansionDeprecated) {
609   DictionaryValue dict;
610   dict.Set("this.is.expanded", Value::CreateNullValue());
611   dict.SetWithoutPathExpansion("this.isnt.expanded", Value::CreateNullValue());
612 
613   EXPECT_FALSE(dict.HasKey("this.is.expanded"));
614   EXPECT_TRUE(dict.HasKey("this"));
615   Value* value1;
616   EXPECT_TRUE(dict.Get("this", &value1));
617   DictionaryValue* value2;
618   ASSERT_TRUE(dict.GetDictionaryWithoutPathExpansion("this", &value2));
619   EXPECT_EQ(value1, value2);
620   EXPECT_EQ(1U, value2->size());
621 
622   EXPECT_TRUE(dict.HasKey("this.isnt.expanded"));
623   Value* value3;
624   EXPECT_FALSE(dict.Get("this.isnt.expanded", &value3));
625   Value* value4;
626   ASSERT_TRUE(dict.GetWithoutPathExpansion("this.isnt.expanded", &value4));
627   EXPECT_EQ(Value::Type::NONE, value4->GetType());
628 }
629 
TEST(ValuesTest,DictionaryRemovePath)630 TEST(ValuesTest, DictionaryRemovePath) {
631   DictionaryValue dict;
632   dict.SetInteger("a.long.way.down", 1);
633   dict.SetBoolean("a.long.key.path", true);
634 
635   std::unique_ptr<Value> removed_item;
636   EXPECT_TRUE(dict.RemovePath("a.long.way.down", &removed_item));
637   ASSERT_TRUE(removed_item);
638   EXPECT_TRUE(removed_item->IsType(base::Value::Type::INTEGER));
639   EXPECT_FALSE(dict.HasKey("a.long.way.down"));
640   EXPECT_FALSE(dict.HasKey("a.long.way"));
641   EXPECT_TRUE(dict.Get("a.long.key.path", NULL));
642 
643   removed_item.reset();
644   EXPECT_FALSE(dict.RemovePath("a.long.way.down", &removed_item));
645   EXPECT_FALSE(removed_item);
646   EXPECT_TRUE(dict.Get("a.long.key.path", NULL));
647 
648   removed_item.reset();
649   EXPECT_TRUE(dict.RemovePath("a.long.key.path", &removed_item));
650   ASSERT_TRUE(removed_item);
651   EXPECT_TRUE(removed_item->IsType(base::Value::Type::BOOLEAN));
652   EXPECT_TRUE(dict.empty());
653 }
654 
TEST(ValuesTest,DeepCopy)655 TEST(ValuesTest, DeepCopy) {
656   DictionaryValue original_dict;
657   std::unique_ptr<Value> scoped_null = Value::CreateNullValue();
658   Value* original_null = scoped_null.get();
659   original_dict.Set("null", std::move(scoped_null));
660   std::unique_ptr<Value> scoped_bool(new Value(true));
661   Value* original_bool = scoped_bool.get();
662   original_dict.Set("bool", std::move(scoped_bool));
663   std::unique_ptr<Value> scoped_int(new Value(42));
664   Value* original_int = scoped_int.get();
665   original_dict.Set("int", std::move(scoped_int));
666   std::unique_ptr<Value> scoped_double(new Value(3.14));
667   Value* original_double = scoped_double.get();
668   original_dict.Set("double", std::move(scoped_double));
669   std::unique_ptr<Value> scoped_string(new Value("hello"));
670   Value* original_string = scoped_string.get();
671   original_dict.Set("string", std::move(scoped_string));
672   std::unique_ptr<Value> scoped_string16(new Value(ASCIIToUTF16("hello16")));
673   Value* original_string16 = scoped_string16.get();
674   original_dict.Set("string16", std::move(scoped_string16));
675 
676   std::vector<char> original_buffer(42, '!');
677   std::unique_ptr<BinaryValue> scoped_binary(
678       new BinaryValue(std::move(original_buffer)));
679   BinaryValue* original_binary = scoped_binary.get();
680   original_dict.Set("binary", std::move(scoped_binary));
681 
682   std::unique_ptr<ListValue> scoped_list(new ListValue());
683   Value* original_list = scoped_list.get();
684   std::unique_ptr<Value> scoped_list_element_0(new Value(0));
685   Value* original_list_element_0 = scoped_list_element_0.get();
686   scoped_list->Append(std::move(scoped_list_element_0));
687   std::unique_ptr<Value> scoped_list_element_1(new Value(1));
688   Value* original_list_element_1 = scoped_list_element_1.get();
689   scoped_list->Append(std::move(scoped_list_element_1));
690   original_dict.Set("list", std::move(scoped_list));
691 
692   std::unique_ptr<DictionaryValue> scoped_nested_dictionary(
693       new DictionaryValue());
694   Value* original_nested_dictionary = scoped_nested_dictionary.get();
695   scoped_nested_dictionary->SetString("key", "value");
696   original_dict.Set("dictionary", std::move(scoped_nested_dictionary));
697 
698   auto copy_dict = MakeUnique<DictionaryValue>(original_dict);
699   ASSERT_TRUE(copy_dict.get());
700   ASSERT_NE(copy_dict.get(), &original_dict);
701 
702   Value* copy_null = NULL;
703   ASSERT_TRUE(copy_dict->Get("null", &copy_null));
704   ASSERT_TRUE(copy_null);
705   ASSERT_NE(copy_null, original_null);
706   ASSERT_TRUE(copy_null->IsType(Value::Type::NONE));
707 
708   Value* copy_bool = NULL;
709   ASSERT_TRUE(copy_dict->Get("bool", &copy_bool));
710   ASSERT_TRUE(copy_bool);
711   ASSERT_NE(copy_bool, original_bool);
712   ASSERT_TRUE(copy_bool->IsType(Value::Type::BOOLEAN));
713   bool copy_bool_value = false;
714   ASSERT_TRUE(copy_bool->GetAsBoolean(&copy_bool_value));
715   ASSERT_TRUE(copy_bool_value);
716 
717   Value* copy_int = NULL;
718   ASSERT_TRUE(copy_dict->Get("int", &copy_int));
719   ASSERT_TRUE(copy_int);
720   ASSERT_NE(copy_int, original_int);
721   ASSERT_TRUE(copy_int->IsType(Value::Type::INTEGER));
722   int copy_int_value = 0;
723   ASSERT_TRUE(copy_int->GetAsInteger(&copy_int_value));
724   ASSERT_EQ(42, copy_int_value);
725 
726   Value* copy_double = NULL;
727   ASSERT_TRUE(copy_dict->Get("double", &copy_double));
728   ASSERT_TRUE(copy_double);
729   ASSERT_NE(copy_double, original_double);
730   ASSERT_TRUE(copy_double->IsType(Value::Type::DOUBLE));
731   double copy_double_value = 0;
732   ASSERT_TRUE(copy_double->GetAsDouble(&copy_double_value));
733   ASSERT_EQ(3.14, copy_double_value);
734 
735   Value* copy_string = NULL;
736   ASSERT_TRUE(copy_dict->Get("string", &copy_string));
737   ASSERT_TRUE(copy_string);
738   ASSERT_NE(copy_string, original_string);
739   ASSERT_TRUE(copy_string->IsType(Value::Type::STRING));
740   std::string copy_string_value;
741   string16 copy_string16_value;
742   ASSERT_TRUE(copy_string->GetAsString(&copy_string_value));
743   ASSERT_TRUE(copy_string->GetAsString(&copy_string16_value));
744   ASSERT_EQ(std::string("hello"), copy_string_value);
745   ASSERT_EQ(ASCIIToUTF16("hello"), copy_string16_value);
746 
747   Value* copy_string16 = NULL;
748   ASSERT_TRUE(copy_dict->Get("string16", &copy_string16));
749   ASSERT_TRUE(copy_string16);
750   ASSERT_NE(copy_string16, original_string16);
751   ASSERT_TRUE(copy_string16->IsType(Value::Type::STRING));
752   ASSERT_TRUE(copy_string16->GetAsString(&copy_string_value));
753   ASSERT_TRUE(copy_string16->GetAsString(&copy_string16_value));
754   ASSERT_EQ(std::string("hello16"), copy_string_value);
755   ASSERT_EQ(ASCIIToUTF16("hello16"), copy_string16_value);
756 
757   Value* copy_binary = NULL;
758   ASSERT_TRUE(copy_dict->Get("binary", &copy_binary));
759   ASSERT_TRUE(copy_binary);
760   ASSERT_NE(copy_binary, original_binary);
761   ASSERT_TRUE(copy_binary->IsType(Value::Type::BINARY));
762   ASSERT_NE(original_binary->GetBuffer(), copy_binary->GetBuffer());
763   ASSERT_EQ(original_binary->GetSize(), copy_binary->GetSize());
764   ASSERT_EQ(0, memcmp(original_binary->GetBuffer(), copy_binary->GetBuffer(),
765                       original_binary->GetSize()));
766 
767   Value* copy_value = NULL;
768   ASSERT_TRUE(copy_dict->Get("list", &copy_value));
769   ASSERT_TRUE(copy_value);
770   ASSERT_NE(copy_value, original_list);
771   ASSERT_TRUE(copy_value->IsType(Value::Type::LIST));
772   ListValue* copy_list = NULL;
773   ASSERT_TRUE(copy_value->GetAsList(&copy_list));
774   ASSERT_TRUE(copy_list);
775   ASSERT_EQ(2U, copy_list->GetSize());
776 
777   Value* copy_list_element_0;
778   ASSERT_TRUE(copy_list->Get(0, &copy_list_element_0));
779   ASSERT_TRUE(copy_list_element_0);
780   ASSERT_NE(copy_list_element_0, original_list_element_0);
781   int copy_list_element_0_value;
782   ASSERT_TRUE(copy_list_element_0->GetAsInteger(&copy_list_element_0_value));
783   ASSERT_EQ(0, copy_list_element_0_value);
784 
785   Value* copy_list_element_1;
786   ASSERT_TRUE(copy_list->Get(1, &copy_list_element_1));
787   ASSERT_TRUE(copy_list_element_1);
788   ASSERT_NE(copy_list_element_1, original_list_element_1);
789   int copy_list_element_1_value;
790   ASSERT_TRUE(copy_list_element_1->GetAsInteger(&copy_list_element_1_value));
791   ASSERT_EQ(1, copy_list_element_1_value);
792 
793   copy_value = NULL;
794   ASSERT_TRUE(copy_dict->Get("dictionary", &copy_value));
795   ASSERT_TRUE(copy_value);
796   ASSERT_NE(copy_value, original_nested_dictionary);
797   ASSERT_TRUE(copy_value->IsType(Value::Type::DICTIONARY));
798   DictionaryValue* copy_nested_dictionary = NULL;
799   ASSERT_TRUE(copy_value->GetAsDictionary(&copy_nested_dictionary));
800   ASSERT_TRUE(copy_nested_dictionary);
801   EXPECT_TRUE(copy_nested_dictionary->HasKey("key"));
802 }
803 
TEST(ValuesTest,Equals)804 TEST(ValuesTest, Equals) {
805   std::unique_ptr<Value> null1(Value::CreateNullValue());
806   std::unique_ptr<Value> null2(Value::CreateNullValue());
807   EXPECT_NE(null1.get(), null2.get());
808   EXPECT_EQ(*null1, *null2);
809 
810   Value boolean(false);
811   EXPECT_NE(*null1, boolean);
812 
813   DictionaryValue dv;
814   dv.SetBoolean("a", false);
815   dv.SetInteger("b", 2);
816   dv.SetDouble("c", 2.5);
817   dv.SetString("d1", "string");
818   dv.SetString("d2", ASCIIToUTF16("http://google.com"));
819   dv.Set("e", Value::CreateNullValue());
820 
821   auto copy = MakeUnique<DictionaryValue>(dv);
822   EXPECT_EQ(dv, *copy);
823 
824   std::unique_ptr<ListValue> list(new ListValue);
825   ListValue* original_list = list.get();
826   list->Append(Value::CreateNullValue());
827   list->Append(WrapUnique(new DictionaryValue));
828   auto list_copy = MakeUnique<Value>(*list);
829 
830   dv.Set("f", std::move(list));
831   EXPECT_NE(dv, *copy);
832   copy->Set("f", std::move(list_copy));
833   EXPECT_EQ(dv, *copy);
834 
835   original_list->Append(MakeUnique<Value>(true));
836   EXPECT_NE(dv, *copy);
837 
838   // Check if Equals detects differences in only the keys.
839   copy = MakeUnique<DictionaryValue>(dv);
840   EXPECT_EQ(dv, *copy);
841   copy->Remove("a", NULL);
842   copy->SetBoolean("aa", false);
843   EXPECT_NE(dv, *copy);
844 }
845 
TEST(ValuesTest,StaticEquals)846 TEST(ValuesTest, StaticEquals) {
847   std::unique_ptr<Value> null1(Value::CreateNullValue());
848   std::unique_ptr<Value> null2(Value::CreateNullValue());
849   EXPECT_TRUE(Value::Equals(null1.get(), null2.get()));
850   EXPECT_TRUE(Value::Equals(NULL, NULL));
851 
852   std::unique_ptr<Value> i42(new Value(42));
853   std::unique_ptr<Value> j42(new Value(42));
854   std::unique_ptr<Value> i17(new Value(17));
855   EXPECT_TRUE(Value::Equals(i42.get(), i42.get()));
856   EXPECT_TRUE(Value::Equals(j42.get(), i42.get()));
857   EXPECT_TRUE(Value::Equals(i42.get(), j42.get()));
858   EXPECT_FALSE(Value::Equals(i42.get(), i17.get()));
859   EXPECT_FALSE(Value::Equals(i42.get(), NULL));
860   EXPECT_FALSE(Value::Equals(NULL, i42.get()));
861 
862   // NULL and Value::CreateNullValue() are intentionally different: We need
863   // support for NULL as a return value for "undefined" without caring for
864   // ownership of the pointer.
865   EXPECT_FALSE(Value::Equals(null1.get(), NULL));
866   EXPECT_FALSE(Value::Equals(NULL, null1.get()));
867 }
868 
TEST(ValuesTest,Comparisons)869 TEST(ValuesTest, Comparisons) {
870   // Test None Values.
871   Value null1;
872   Value null2;
873   EXPECT_EQ(null1, null2);
874   EXPECT_FALSE(null1 != null2);
875   EXPECT_FALSE(null1 < null2);
876   EXPECT_FALSE(null1 > null2);
877   EXPECT_LE(null1, null2);
878   EXPECT_GE(null1, null2);
879 
880   // Test Bool Values.
881   Value bool1(false);
882   Value bool2(true);
883   EXPECT_FALSE(bool1 == bool2);
884   EXPECT_NE(bool1, bool2);
885   EXPECT_LT(bool1, bool2);
886   EXPECT_FALSE(bool1 > bool2);
887   EXPECT_LE(bool1, bool2);
888   EXPECT_FALSE(bool1 >= bool2);
889 
890   // Test Int Values.
891   Value int1(1);
892   Value int2(2);
893   EXPECT_FALSE(int1 == int2);
894   EXPECT_NE(int1, int2);
895   EXPECT_LT(int1, int2);
896   EXPECT_FALSE(int1 > int2);
897   EXPECT_LE(int1, int2);
898   EXPECT_FALSE(int1 >= int2);
899 
900   // Test Double Values.
901   Value double1(1.0);
902   Value double2(2.0);
903   EXPECT_FALSE(double1 == double2);
904   EXPECT_NE(double1, double2);
905   EXPECT_LT(double1, double2);
906   EXPECT_FALSE(double1 > double2);
907   EXPECT_LE(double1, double2);
908   EXPECT_FALSE(double1 >= double2);
909 
910   // Test String Values.
911   Value string1("1");
912   Value string2("2");
913   EXPECT_FALSE(string1 == string2);
914   EXPECT_NE(string1, string2);
915   EXPECT_LT(string1, string2);
916   EXPECT_FALSE(string1 > string2);
917   EXPECT_LE(string1, string2);
918   EXPECT_FALSE(string1 >= string2);
919 
920   // Test Binary Values.
921   Value binary1(std::vector<char>{0x01});
922   Value binary2(std::vector<char>{0x02});
923   EXPECT_FALSE(binary1 == binary2);
924   EXPECT_NE(binary1, binary2);
925   EXPECT_LT(binary1, binary2);
926   EXPECT_FALSE(binary1 > binary2);
927   EXPECT_LE(binary1, binary2);
928   EXPECT_FALSE(binary1 >= binary2);
929 
930   // Test Empty List Values.
931   ListValue null_list1;
932   ListValue null_list2;
933   EXPECT_EQ(null_list1, null_list2);
934   EXPECT_FALSE(null_list1 != null_list2);
935   EXPECT_FALSE(null_list1 < null_list2);
936   EXPECT_FALSE(null_list1 > null_list2);
937   EXPECT_LE(null_list1, null_list2);
938   EXPECT_GE(null_list1, null_list2);
939 
940   // Test Non Empty List Values.
941   ListValue int_list1;
942   ListValue int_list2;
943   int_list1.AppendInteger(1);
944   int_list2.AppendInteger(2);
945   EXPECT_FALSE(int_list1 == int_list2);
946   EXPECT_NE(int_list1, int_list2);
947   EXPECT_LT(int_list1, int_list2);
948   EXPECT_FALSE(int_list1 > int_list2);
949   EXPECT_LE(int_list1, int_list2);
950   EXPECT_FALSE(int_list1 >= int_list2);
951 
952   // Test Empty Dict Values.
953   DictionaryValue null_dict1;
954   DictionaryValue null_dict2;
955   EXPECT_EQ(null_dict1, null_dict2);
956   EXPECT_FALSE(null_dict1 != null_dict2);
957   EXPECT_FALSE(null_dict1 < null_dict2);
958   EXPECT_FALSE(null_dict1 > null_dict2);
959   EXPECT_LE(null_dict1, null_dict2);
960   EXPECT_GE(null_dict1, null_dict2);
961 
962   // Test Non Empty Dict Values.
963   DictionaryValue int_dict1;
964   DictionaryValue int_dict2;
965   int_dict1.SetInteger("key", 1);
966   int_dict2.SetInteger("key", 2);
967   EXPECT_FALSE(int_dict1 == int_dict2);
968   EXPECT_NE(int_dict1, int_dict2);
969   EXPECT_LT(int_dict1, int_dict2);
970   EXPECT_FALSE(int_dict1 > int_dict2);
971   EXPECT_LE(int_dict1, int_dict2);
972   EXPECT_FALSE(int_dict1 >= int_dict2);
973 
974   // Test Values of different types.
975   std::vector<Value> values = {null1,   bool1,   int1,      double1,
976                                string1, binary1, int_dict1, int_list1};
977   for (size_t i = 0; i < values.size(); ++i) {
978     for (size_t j = i + 1; j < values.size(); ++j) {
979       EXPECT_FALSE(values[i] == values[j]);
980       EXPECT_NE(values[i], values[j]);
981       EXPECT_LT(values[i], values[j]);
982       EXPECT_FALSE(values[i] > values[j]);
983       EXPECT_LE(values[i], values[j]);
984       EXPECT_FALSE(values[i] >= values[j]);
985     }
986   }
987 }
988 
TEST(ValuesTest,DeepCopyCovariantReturnTypes)989 TEST(ValuesTest, DeepCopyCovariantReturnTypes) {
990   DictionaryValue original_dict;
991   std::unique_ptr<Value> scoped_null(Value::CreateNullValue());
992   Value* original_null = scoped_null.get();
993   original_dict.Set("null", std::move(scoped_null));
994   std::unique_ptr<Value> scoped_bool(new Value(true));
995   Value* original_bool = scoped_bool.get();
996   original_dict.Set("bool", std::move(scoped_bool));
997   std::unique_ptr<Value> scoped_int(new Value(42));
998   Value* original_int = scoped_int.get();
999   original_dict.Set("int", std::move(scoped_int));
1000   std::unique_ptr<Value> scoped_double(new Value(3.14));
1001   Value* original_double = scoped_double.get();
1002   original_dict.Set("double", std::move(scoped_double));
1003   std::unique_ptr<Value> scoped_string(new Value("hello"));
1004   Value* original_string = scoped_string.get();
1005   original_dict.Set("string", std::move(scoped_string));
1006   std::unique_ptr<Value> scoped_string16(new Value(ASCIIToUTF16("hello16")));
1007   Value* original_string16 = scoped_string16.get();
1008   original_dict.Set("string16", std::move(scoped_string16));
1009 
1010   std::vector<char> original_buffer(42, '!');
1011   std::unique_ptr<BinaryValue> scoped_binary(
1012       new BinaryValue(std::move(original_buffer)));
1013   Value* original_binary = scoped_binary.get();
1014   original_dict.Set("binary", std::move(scoped_binary));
1015 
1016   std::unique_ptr<ListValue> scoped_list(new ListValue());
1017   Value* original_list = scoped_list.get();
1018   std::unique_ptr<Value> scoped_list_element_0(new Value(0));
1019   scoped_list->Append(std::move(scoped_list_element_0));
1020   std::unique_ptr<Value> scoped_list_element_1(new Value(1));
1021   scoped_list->Append(std::move(scoped_list_element_1));
1022   original_dict.Set("list", std::move(scoped_list));
1023 
1024   auto copy_dict = MakeUnique<Value>(original_dict);
1025   auto copy_null = MakeUnique<Value>(*original_null);
1026   auto copy_bool = MakeUnique<Value>(*original_bool);
1027   auto copy_int = MakeUnique<Value>(*original_int);
1028   auto copy_double = MakeUnique<Value>(*original_double);
1029   auto copy_string = MakeUnique<Value>(*original_string);
1030   auto copy_string16 = MakeUnique<Value>(*original_string16);
1031   auto copy_binary = MakeUnique<Value>(*original_binary);
1032   auto copy_list = MakeUnique<Value>(*original_list);
1033 
1034   EXPECT_EQ(original_dict, *copy_dict);
1035   EXPECT_EQ(*original_null, *copy_null);
1036   EXPECT_EQ(*original_bool, *copy_bool);
1037   EXPECT_EQ(*original_int, *copy_int);
1038   EXPECT_EQ(*original_double, *copy_double);
1039   EXPECT_EQ(*original_string, *copy_string);
1040   EXPECT_EQ(*original_string16, *copy_string16);
1041   EXPECT_EQ(*original_binary, *copy_binary);
1042   EXPECT_EQ(*original_list, *copy_list);
1043 }
1044 
TEST(ValuesTest,RemoveEmptyChildren)1045 TEST(ValuesTest, RemoveEmptyChildren) {
1046   std::unique_ptr<DictionaryValue> root(new DictionaryValue);
1047   // Remove empty lists and dictionaries.
1048   root->Set("empty_dict", WrapUnique(new DictionaryValue));
1049   root->Set("empty_list", WrapUnique(new ListValue));
1050   root->SetWithoutPathExpansion("a.b.c.d.e",
1051                                 WrapUnique(new DictionaryValue));
1052   root = root->DeepCopyWithoutEmptyChildren();
1053   EXPECT_TRUE(root->empty());
1054 
1055   // Make sure we don't prune too much.
1056   root->SetBoolean("bool", true);
1057   root->Set("empty_dict", WrapUnique(new DictionaryValue));
1058   root->SetString("empty_string", std::string());
1059   root = root->DeepCopyWithoutEmptyChildren();
1060   EXPECT_EQ(2U, root->size());
1061 
1062   // Should do nothing.
1063   root = root->DeepCopyWithoutEmptyChildren();
1064   EXPECT_EQ(2U, root->size());
1065 
1066   // Nested test cases.  These should all reduce back to the bool and string
1067   // set above.
1068   {
1069     root->Set("a.b.c.d.e", WrapUnique(new DictionaryValue));
1070     root = root->DeepCopyWithoutEmptyChildren();
1071     EXPECT_EQ(2U, root->size());
1072   }
1073   {
1074     std::unique_ptr<DictionaryValue> inner(new DictionaryValue);
1075     inner->Set("empty_dict", WrapUnique(new DictionaryValue));
1076     inner->Set("empty_list", WrapUnique(new ListValue));
1077     root->Set("dict_with_empty_children", std::move(inner));
1078     root = root->DeepCopyWithoutEmptyChildren();
1079     EXPECT_EQ(2U, root->size());
1080   }
1081   {
1082     std::unique_ptr<ListValue> inner(new ListValue);
1083     inner->Append(WrapUnique(new DictionaryValue));
1084     inner->Append(WrapUnique(new ListValue));
1085     root->Set("list_with_empty_children", std::move(inner));
1086     root = root->DeepCopyWithoutEmptyChildren();
1087     EXPECT_EQ(2U, root->size());
1088   }
1089 
1090   // Nested with siblings.
1091   {
1092     std::unique_ptr<ListValue> inner(new ListValue());
1093     inner->Append(WrapUnique(new DictionaryValue));
1094     inner->Append(WrapUnique(new ListValue));
1095     root->Set("list_with_empty_children", std::move(inner));
1096     std::unique_ptr<DictionaryValue> inner2(new DictionaryValue);
1097     inner2->Set("empty_dict", WrapUnique(new DictionaryValue));
1098     inner2->Set("empty_list", WrapUnique(new ListValue));
1099     root->Set("dict_with_empty_children", std::move(inner2));
1100     root = root->DeepCopyWithoutEmptyChildren();
1101     EXPECT_EQ(2U, root->size());
1102   }
1103 
1104   // Make sure nested values don't get pruned.
1105   {
1106     std::unique_ptr<ListValue> inner(new ListValue);
1107     std::unique_ptr<ListValue> inner2(new ListValue);
1108     inner2->Append(MakeUnique<Value>("hello"));
1109     inner->Append(WrapUnique(new DictionaryValue));
1110     inner->Append(std::move(inner2));
1111     root->Set("list_with_empty_children", std::move(inner));
1112     root = root->DeepCopyWithoutEmptyChildren();
1113     EXPECT_EQ(3U, root->size());
1114 
1115     ListValue* inner_value, *inner_value2;
1116     EXPECT_TRUE(root->GetList("list_with_empty_children", &inner_value));
1117     EXPECT_EQ(1U, inner_value->GetSize());  // Dictionary was pruned.
1118     EXPECT_TRUE(inner_value->GetList(0, &inner_value2));
1119     EXPECT_EQ(1U, inner_value2->GetSize());
1120   }
1121 }
1122 
TEST(ValuesTest,MergeDictionary)1123 TEST(ValuesTest, MergeDictionary) {
1124   std::unique_ptr<DictionaryValue> base(new DictionaryValue);
1125   base->SetString("base_key", "base_key_value_base");
1126   base->SetString("collide_key", "collide_key_value_base");
1127   std::unique_ptr<DictionaryValue> base_sub_dict(new DictionaryValue);
1128   base_sub_dict->SetString("sub_base_key", "sub_base_key_value_base");
1129   base_sub_dict->SetString("sub_collide_key", "sub_collide_key_value_base");
1130   base->Set("sub_dict_key", std::move(base_sub_dict));
1131 
1132   std::unique_ptr<DictionaryValue> merge(new DictionaryValue);
1133   merge->SetString("merge_key", "merge_key_value_merge");
1134   merge->SetString("collide_key", "collide_key_value_merge");
1135   std::unique_ptr<DictionaryValue> merge_sub_dict(new DictionaryValue);
1136   merge_sub_dict->SetString("sub_merge_key", "sub_merge_key_value_merge");
1137   merge_sub_dict->SetString("sub_collide_key", "sub_collide_key_value_merge");
1138   merge->Set("sub_dict_key", std::move(merge_sub_dict));
1139 
1140   base->MergeDictionary(merge.get());
1141 
1142   EXPECT_EQ(4U, base->size());
1143   std::string base_key_value;
1144   EXPECT_TRUE(base->GetString("base_key", &base_key_value));
1145   EXPECT_EQ("base_key_value_base", base_key_value); // Base value preserved.
1146   std::string collide_key_value;
1147   EXPECT_TRUE(base->GetString("collide_key", &collide_key_value));
1148   EXPECT_EQ("collide_key_value_merge", collide_key_value); // Replaced.
1149   std::string merge_key_value;
1150   EXPECT_TRUE(base->GetString("merge_key", &merge_key_value));
1151   EXPECT_EQ("merge_key_value_merge", merge_key_value); // Merged in.
1152 
1153   DictionaryValue* res_sub_dict;
1154   EXPECT_TRUE(base->GetDictionary("sub_dict_key", &res_sub_dict));
1155   EXPECT_EQ(3U, res_sub_dict->size());
1156   std::string sub_base_key_value;
1157   EXPECT_TRUE(res_sub_dict->GetString("sub_base_key", &sub_base_key_value));
1158   EXPECT_EQ("sub_base_key_value_base", sub_base_key_value); // Preserved.
1159   std::string sub_collide_key_value;
1160   EXPECT_TRUE(res_sub_dict->GetString("sub_collide_key",
1161                                       &sub_collide_key_value));
1162   EXPECT_EQ("sub_collide_key_value_merge", sub_collide_key_value); // Replaced.
1163   std::string sub_merge_key_value;
1164   EXPECT_TRUE(res_sub_dict->GetString("sub_merge_key", &sub_merge_key_value));
1165   EXPECT_EQ("sub_merge_key_value_merge", sub_merge_key_value); // Merged in.
1166 }
1167 
TEST(ValuesTest,MergeDictionaryDeepCopy)1168 TEST(ValuesTest, MergeDictionaryDeepCopy) {
1169   std::unique_ptr<DictionaryValue> child(new DictionaryValue);
1170   DictionaryValue* original_child = child.get();
1171   child->SetString("test", "value");
1172   EXPECT_EQ(1U, child->size());
1173 
1174   std::string value;
1175   EXPECT_TRUE(child->GetString("test", &value));
1176   EXPECT_EQ("value", value);
1177 
1178   std::unique_ptr<DictionaryValue> base(new DictionaryValue);
1179   base->Set("dict", std::move(child));
1180   EXPECT_EQ(1U, base->size());
1181 
1182   DictionaryValue* ptr;
1183   EXPECT_TRUE(base->GetDictionary("dict", &ptr));
1184   EXPECT_EQ(original_child, ptr);
1185 
1186   std::unique_ptr<DictionaryValue> merged(new DictionaryValue);
1187   merged->MergeDictionary(base.get());
1188   EXPECT_EQ(1U, merged->size());
1189   EXPECT_TRUE(merged->GetDictionary("dict", &ptr));
1190   EXPECT_NE(original_child, ptr);
1191   EXPECT_TRUE(ptr->GetString("test", &value));
1192   EXPECT_EQ("value", value);
1193 
1194   original_child->SetString("test", "overwrite");
1195   base.reset();
1196   EXPECT_TRUE(ptr->GetString("test", &value));
1197   EXPECT_EQ("value", value);
1198 }
1199 
TEST(ValuesTest,DictionaryIterator)1200 TEST(ValuesTest, DictionaryIterator) {
1201   DictionaryValue dict;
1202   for (DictionaryValue::Iterator it(dict); !it.IsAtEnd(); it.Advance()) {
1203     ADD_FAILURE();
1204   }
1205 
1206   Value value1("value1");
1207   dict.Set("key1", MakeUnique<Value>(value1));
1208   bool seen1 = false;
1209   for (DictionaryValue::Iterator it(dict); !it.IsAtEnd(); it.Advance()) {
1210     EXPECT_FALSE(seen1);
1211     EXPECT_EQ("key1", it.key());
1212     EXPECT_EQ(value1, it.value());
1213     seen1 = true;
1214   }
1215   EXPECT_TRUE(seen1);
1216 
1217   Value value2("value2");
1218   dict.Set("key2", MakeUnique<Value>(value2));
1219   bool seen2 = seen1 = false;
1220   for (DictionaryValue::Iterator it(dict); !it.IsAtEnd(); it.Advance()) {
1221     if (it.key() == "key1") {
1222       EXPECT_FALSE(seen1);
1223       EXPECT_EQ(value1, it.value());
1224       seen1 = true;
1225     } else if (it.key() == "key2") {
1226       EXPECT_FALSE(seen2);
1227       EXPECT_EQ(value2, it.value());
1228       seen2 = true;
1229     } else {
1230       ADD_FAILURE();
1231     }
1232   }
1233   EXPECT_TRUE(seen1);
1234   EXPECT_TRUE(seen2);
1235 }
1236 
1237 // DictionaryValue/ListValue's Get*() methods should accept NULL as an out-value
1238 // and still return true/false based on success.
TEST(ValuesTest,GetWithNullOutValue)1239 TEST(ValuesTest, GetWithNullOutValue) {
1240   DictionaryValue main_dict;
1241   ListValue main_list;
1242 
1243   Value bool_value(false);
1244   Value int_value(1234);
1245   Value double_value(12.34567);
1246   Value string_value("foo");
1247   BinaryValue binary_value(Value::Type::BINARY);
1248   DictionaryValue dict_value;
1249   ListValue list_value;
1250 
1251   main_dict.Set("bool", MakeUnique<Value>(bool_value));
1252   main_dict.Set("int", MakeUnique<Value>(int_value));
1253   main_dict.Set("double", MakeUnique<Value>(double_value));
1254   main_dict.Set("string", MakeUnique<Value>(string_value));
1255   main_dict.Set("binary", MakeUnique<Value>(binary_value));
1256   main_dict.Set("dict", MakeUnique<Value>(dict_value));
1257   main_dict.Set("list", MakeUnique<Value>(list_value));
1258 
1259   main_list.Append(MakeUnique<Value>(bool_value));
1260   main_list.Append(MakeUnique<Value>(int_value));
1261   main_list.Append(MakeUnique<Value>(double_value));
1262   main_list.Append(MakeUnique<Value>(string_value));
1263   main_list.Append(MakeUnique<Value>(binary_value));
1264   main_list.Append(MakeUnique<Value>(dict_value));
1265   main_list.Append(MakeUnique<Value>(list_value));
1266 
1267   EXPECT_TRUE(main_dict.Get("bool", NULL));
1268   EXPECT_TRUE(main_dict.Get("int", NULL));
1269   EXPECT_TRUE(main_dict.Get("double", NULL));
1270   EXPECT_TRUE(main_dict.Get("string", NULL));
1271   EXPECT_TRUE(main_dict.Get("binary", NULL));
1272   EXPECT_TRUE(main_dict.Get("dict", NULL));
1273   EXPECT_TRUE(main_dict.Get("list", NULL));
1274   EXPECT_FALSE(main_dict.Get("DNE", NULL));
1275 
1276   EXPECT_TRUE(main_dict.GetBoolean("bool", NULL));
1277   EXPECT_FALSE(main_dict.GetBoolean("int", NULL));
1278   EXPECT_FALSE(main_dict.GetBoolean("double", NULL));
1279   EXPECT_FALSE(main_dict.GetBoolean("string", NULL));
1280   EXPECT_FALSE(main_dict.GetBoolean("binary", NULL));
1281   EXPECT_FALSE(main_dict.GetBoolean("dict", NULL));
1282   EXPECT_FALSE(main_dict.GetBoolean("list", NULL));
1283   EXPECT_FALSE(main_dict.GetBoolean("DNE", NULL));
1284 
1285   EXPECT_FALSE(main_dict.GetInteger("bool", NULL));
1286   EXPECT_TRUE(main_dict.GetInteger("int", NULL));
1287   EXPECT_FALSE(main_dict.GetInteger("double", NULL));
1288   EXPECT_FALSE(main_dict.GetInteger("string", NULL));
1289   EXPECT_FALSE(main_dict.GetInteger("binary", NULL));
1290   EXPECT_FALSE(main_dict.GetInteger("dict", NULL));
1291   EXPECT_FALSE(main_dict.GetInteger("list", NULL));
1292   EXPECT_FALSE(main_dict.GetInteger("DNE", NULL));
1293 
1294   // Both int and double values can be obtained from GetDouble.
1295   EXPECT_FALSE(main_dict.GetDouble("bool", NULL));
1296   EXPECT_TRUE(main_dict.GetDouble("int", NULL));
1297   EXPECT_TRUE(main_dict.GetDouble("double", NULL));
1298   EXPECT_FALSE(main_dict.GetDouble("string", NULL));
1299   EXPECT_FALSE(main_dict.GetDouble("binary", NULL));
1300   EXPECT_FALSE(main_dict.GetDouble("dict", NULL));
1301   EXPECT_FALSE(main_dict.GetDouble("list", NULL));
1302   EXPECT_FALSE(main_dict.GetDouble("DNE", NULL));
1303 
1304   EXPECT_FALSE(main_dict.GetString("bool", static_cast<std::string*>(NULL)));
1305   EXPECT_FALSE(main_dict.GetString("int", static_cast<std::string*>(NULL)));
1306   EXPECT_FALSE(main_dict.GetString("double", static_cast<std::string*>(NULL)));
1307   EXPECT_TRUE(main_dict.GetString("string", static_cast<std::string*>(NULL)));
1308   EXPECT_FALSE(main_dict.GetString("binary", static_cast<std::string*>(NULL)));
1309   EXPECT_FALSE(main_dict.GetString("dict", static_cast<std::string*>(NULL)));
1310   EXPECT_FALSE(main_dict.GetString("list", static_cast<std::string*>(NULL)));
1311   EXPECT_FALSE(main_dict.GetString("DNE", static_cast<std::string*>(NULL)));
1312 
1313   EXPECT_FALSE(main_dict.GetString("bool", static_cast<string16*>(NULL)));
1314   EXPECT_FALSE(main_dict.GetString("int", static_cast<string16*>(NULL)));
1315   EXPECT_FALSE(main_dict.GetString("double", static_cast<string16*>(NULL)));
1316   EXPECT_TRUE(main_dict.GetString("string", static_cast<string16*>(NULL)));
1317   EXPECT_FALSE(main_dict.GetString("binary", static_cast<string16*>(NULL)));
1318   EXPECT_FALSE(main_dict.GetString("dict", static_cast<string16*>(NULL)));
1319   EXPECT_FALSE(main_dict.GetString("list", static_cast<string16*>(NULL)));
1320   EXPECT_FALSE(main_dict.GetString("DNE", static_cast<string16*>(NULL)));
1321 
1322   EXPECT_FALSE(main_dict.GetBinary("bool", NULL));
1323   EXPECT_FALSE(main_dict.GetBinary("int", NULL));
1324   EXPECT_FALSE(main_dict.GetBinary("double", NULL));
1325   EXPECT_FALSE(main_dict.GetBinary("string", NULL));
1326   EXPECT_TRUE(main_dict.GetBinary("binary", NULL));
1327   EXPECT_FALSE(main_dict.GetBinary("dict", NULL));
1328   EXPECT_FALSE(main_dict.GetBinary("list", NULL));
1329   EXPECT_FALSE(main_dict.GetBinary("DNE", NULL));
1330 
1331   EXPECT_FALSE(main_dict.GetDictionary("bool", NULL));
1332   EXPECT_FALSE(main_dict.GetDictionary("int", NULL));
1333   EXPECT_FALSE(main_dict.GetDictionary("double", NULL));
1334   EXPECT_FALSE(main_dict.GetDictionary("string", NULL));
1335   EXPECT_FALSE(main_dict.GetDictionary("binary", NULL));
1336   EXPECT_TRUE(main_dict.GetDictionary("dict", NULL));
1337   EXPECT_FALSE(main_dict.GetDictionary("list", NULL));
1338   EXPECT_FALSE(main_dict.GetDictionary("DNE", NULL));
1339 
1340   EXPECT_FALSE(main_dict.GetList("bool", NULL));
1341   EXPECT_FALSE(main_dict.GetList("int", NULL));
1342   EXPECT_FALSE(main_dict.GetList("double", NULL));
1343   EXPECT_FALSE(main_dict.GetList("string", NULL));
1344   EXPECT_FALSE(main_dict.GetList("binary", NULL));
1345   EXPECT_FALSE(main_dict.GetList("dict", NULL));
1346   EXPECT_TRUE(main_dict.GetList("list", NULL));
1347   EXPECT_FALSE(main_dict.GetList("DNE", NULL));
1348 
1349   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("bool", NULL));
1350   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("int", NULL));
1351   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("double", NULL));
1352   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("string", NULL));
1353   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("binary", NULL));
1354   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("dict", NULL));
1355   EXPECT_TRUE(main_dict.GetWithoutPathExpansion("list", NULL));
1356   EXPECT_FALSE(main_dict.GetWithoutPathExpansion("DNE", NULL));
1357 
1358   EXPECT_TRUE(main_dict.GetBooleanWithoutPathExpansion("bool", NULL));
1359   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("int", NULL));
1360   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("double", NULL));
1361   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("string", NULL));
1362   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("binary", NULL));
1363   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("dict", NULL));
1364   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("list", NULL));
1365   EXPECT_FALSE(main_dict.GetBooleanWithoutPathExpansion("DNE", NULL));
1366 
1367   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("bool", NULL));
1368   EXPECT_TRUE(main_dict.GetIntegerWithoutPathExpansion("int", NULL));
1369   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("double", NULL));
1370   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("string", NULL));
1371   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("binary", NULL));
1372   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("dict", NULL));
1373   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("list", NULL));
1374   EXPECT_FALSE(main_dict.GetIntegerWithoutPathExpansion("DNE", NULL));
1375 
1376   EXPECT_FALSE(main_dict.GetDoubleWithoutPathExpansion("bool", NULL));
1377   EXPECT_TRUE(main_dict.GetDoubleWithoutPathExpansion("int", NULL));
1378   EXPECT_TRUE(main_dict.GetDoubleWithoutPathExpansion("double", NULL));
1379   EXPECT_FALSE(main_dict.GetDoubleWithoutPathExpansion("string", NULL));
1380   EXPECT_FALSE(main_dict.GetDoubleWithoutPathExpansion("binary", NULL));
1381   EXPECT_FALSE(main_dict.GetDoubleWithoutPathExpansion("dict", NULL));
1382   EXPECT_FALSE(main_dict.GetDoubleWithoutPathExpansion("list", NULL));
1383   EXPECT_FALSE(main_dict.GetDoubleWithoutPathExpansion("DNE", NULL));
1384 
1385   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1386       "bool", static_cast<std::string*>(NULL)));
1387   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1388       "int", static_cast<std::string*>(NULL)));
1389   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1390       "double", static_cast<std::string*>(NULL)));
1391   EXPECT_TRUE(main_dict.GetStringWithoutPathExpansion(
1392       "string", static_cast<std::string*>(NULL)));
1393   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1394       "binary", static_cast<std::string*>(NULL)));
1395   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1396       "dict", static_cast<std::string*>(NULL)));
1397   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1398       "list", static_cast<std::string*>(NULL)));
1399   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1400       "DNE", static_cast<std::string*>(NULL)));
1401 
1402   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1403       "bool", static_cast<string16*>(NULL)));
1404   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1405       "int", static_cast<string16*>(NULL)));
1406   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1407       "double", static_cast<string16*>(NULL)));
1408   EXPECT_TRUE(main_dict.GetStringWithoutPathExpansion(
1409       "string", static_cast<string16*>(NULL)));
1410   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1411       "binary", static_cast<string16*>(NULL)));
1412   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1413       "dict", static_cast<string16*>(NULL)));
1414   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1415       "list", static_cast<string16*>(NULL)));
1416   EXPECT_FALSE(main_dict.GetStringWithoutPathExpansion(
1417       "DNE", static_cast<string16*>(NULL)));
1418 
1419   // There is no GetBinaryWithoutPathExpansion for some reason, but if there
1420   // were it should be tested here...
1421 
1422   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("bool", NULL));
1423   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("int", NULL));
1424   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("double", NULL));
1425   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("string", NULL));
1426   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("binary", NULL));
1427   EXPECT_TRUE(main_dict.GetDictionaryWithoutPathExpansion("dict", NULL));
1428   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("list", NULL));
1429   EXPECT_FALSE(main_dict.GetDictionaryWithoutPathExpansion("DNE", NULL));
1430 
1431   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("bool", NULL));
1432   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("int", NULL));
1433   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("double", NULL));
1434   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("string", NULL));
1435   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("binary", NULL));
1436   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("dict", NULL));
1437   EXPECT_TRUE(main_dict.GetListWithoutPathExpansion("list", NULL));
1438   EXPECT_FALSE(main_dict.GetListWithoutPathExpansion("DNE", NULL));
1439 
1440   EXPECT_TRUE(main_list.Get(0, NULL));
1441   EXPECT_TRUE(main_list.Get(1, NULL));
1442   EXPECT_TRUE(main_list.Get(2, NULL));
1443   EXPECT_TRUE(main_list.Get(3, NULL));
1444   EXPECT_TRUE(main_list.Get(4, NULL));
1445   EXPECT_TRUE(main_list.Get(5, NULL));
1446   EXPECT_TRUE(main_list.Get(6, NULL));
1447   EXPECT_FALSE(main_list.Get(7, NULL));
1448 
1449   EXPECT_TRUE(main_list.GetBoolean(0, NULL));
1450   EXPECT_FALSE(main_list.GetBoolean(1, NULL));
1451   EXPECT_FALSE(main_list.GetBoolean(2, NULL));
1452   EXPECT_FALSE(main_list.GetBoolean(3, NULL));
1453   EXPECT_FALSE(main_list.GetBoolean(4, NULL));
1454   EXPECT_FALSE(main_list.GetBoolean(5, NULL));
1455   EXPECT_FALSE(main_list.GetBoolean(6, NULL));
1456   EXPECT_FALSE(main_list.GetBoolean(7, NULL));
1457 
1458   EXPECT_FALSE(main_list.GetInteger(0, NULL));
1459   EXPECT_TRUE(main_list.GetInteger(1, NULL));
1460   EXPECT_FALSE(main_list.GetInteger(2, NULL));
1461   EXPECT_FALSE(main_list.GetInteger(3, NULL));
1462   EXPECT_FALSE(main_list.GetInteger(4, NULL));
1463   EXPECT_FALSE(main_list.GetInteger(5, NULL));
1464   EXPECT_FALSE(main_list.GetInteger(6, NULL));
1465   EXPECT_FALSE(main_list.GetInteger(7, NULL));
1466 
1467   EXPECT_FALSE(main_list.GetDouble(0, NULL));
1468   EXPECT_TRUE(main_list.GetDouble(1, NULL));
1469   EXPECT_TRUE(main_list.GetDouble(2, NULL));
1470   EXPECT_FALSE(main_list.GetDouble(3, NULL));
1471   EXPECT_FALSE(main_list.GetDouble(4, NULL));
1472   EXPECT_FALSE(main_list.GetDouble(5, NULL));
1473   EXPECT_FALSE(main_list.GetDouble(6, NULL));
1474   EXPECT_FALSE(main_list.GetDouble(7, NULL));
1475 
1476   EXPECT_FALSE(main_list.GetString(0, static_cast<std::string*>(NULL)));
1477   EXPECT_FALSE(main_list.GetString(1, static_cast<std::string*>(NULL)));
1478   EXPECT_FALSE(main_list.GetString(2, static_cast<std::string*>(NULL)));
1479   EXPECT_TRUE(main_list.GetString(3, static_cast<std::string*>(NULL)));
1480   EXPECT_FALSE(main_list.GetString(4, static_cast<std::string*>(NULL)));
1481   EXPECT_FALSE(main_list.GetString(5, static_cast<std::string*>(NULL)));
1482   EXPECT_FALSE(main_list.GetString(6, static_cast<std::string*>(NULL)));
1483   EXPECT_FALSE(main_list.GetString(7, static_cast<std::string*>(NULL)));
1484 
1485   EXPECT_FALSE(main_list.GetString(0, static_cast<string16*>(NULL)));
1486   EXPECT_FALSE(main_list.GetString(1, static_cast<string16*>(NULL)));
1487   EXPECT_FALSE(main_list.GetString(2, static_cast<string16*>(NULL)));
1488   EXPECT_TRUE(main_list.GetString(3, static_cast<string16*>(NULL)));
1489   EXPECT_FALSE(main_list.GetString(4, static_cast<string16*>(NULL)));
1490   EXPECT_FALSE(main_list.GetString(5, static_cast<string16*>(NULL)));
1491   EXPECT_FALSE(main_list.GetString(6, static_cast<string16*>(NULL)));
1492   EXPECT_FALSE(main_list.GetString(7, static_cast<string16*>(NULL)));
1493 
1494   EXPECT_FALSE(main_list.GetBinary(0, NULL));
1495   EXPECT_FALSE(main_list.GetBinary(1, NULL));
1496   EXPECT_FALSE(main_list.GetBinary(2, NULL));
1497   EXPECT_FALSE(main_list.GetBinary(3, NULL));
1498   EXPECT_TRUE(main_list.GetBinary(4, NULL));
1499   EXPECT_FALSE(main_list.GetBinary(5, NULL));
1500   EXPECT_FALSE(main_list.GetBinary(6, NULL));
1501   EXPECT_FALSE(main_list.GetBinary(7, NULL));
1502 
1503   EXPECT_FALSE(main_list.GetDictionary(0, NULL));
1504   EXPECT_FALSE(main_list.GetDictionary(1, NULL));
1505   EXPECT_FALSE(main_list.GetDictionary(2, NULL));
1506   EXPECT_FALSE(main_list.GetDictionary(3, NULL));
1507   EXPECT_FALSE(main_list.GetDictionary(4, NULL));
1508   EXPECT_TRUE(main_list.GetDictionary(5, NULL));
1509   EXPECT_FALSE(main_list.GetDictionary(6, NULL));
1510   EXPECT_FALSE(main_list.GetDictionary(7, NULL));
1511 
1512   EXPECT_FALSE(main_list.GetList(0, NULL));
1513   EXPECT_FALSE(main_list.GetList(1, NULL));
1514   EXPECT_FALSE(main_list.GetList(2, NULL));
1515   EXPECT_FALSE(main_list.GetList(3, NULL));
1516   EXPECT_FALSE(main_list.GetList(4, NULL));
1517   EXPECT_FALSE(main_list.GetList(5, NULL));
1518   EXPECT_TRUE(main_list.GetList(6, NULL));
1519   EXPECT_FALSE(main_list.GetList(7, NULL));
1520 }
1521 
1522 }  // namespace base
1523