1 /*
2 * Copyright 2011 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include <stdarg.h>
9 #include <stdio.h>
10 #include "SkString.h"
11 #include "Test.h"
12
13 // Windows vsnprintf doesn't 0-terminate safely), but is so far
14 // encapsulated in SkString that we can't test it directly.
15
16 #ifdef SK_BUILD_FOR_WIN
17 #define VSNPRINTF(buffer, size, format, args) \
18 vsnprintf_s(buffer, size, _TRUNCATE, format, args)
19 #else
20 #define VSNPRINTF vsnprintf
21 #endif
22
23 #define ARGS_TO_BUFFER(format, buffer, size) \
24 do { \
25 va_list args; \
26 va_start(args, format); \
27 VSNPRINTF(buffer, size, format, args); \
28 va_end(args); \
29 } while (0)
30
printfAnalog(char * buffer,int size,const char format[],...)31 static void printfAnalog(char* buffer, int size, const char format[], ...) {
32 ARGS_TO_BUFFER(format, buffer, size);
33 }
34
DEF_TEST(String,reporter)35 DEF_TEST(String, reporter) {
36 SkString a;
37 SkString b((size_t)0);
38 SkString c("");
39 SkString d(nullptr, 0);
40
41 REPORTER_ASSERT(reporter, a.isEmpty());
42 REPORTER_ASSERT(reporter, a == b && a == c && a == d);
43
44 a.set("hello");
45 b.set("hellox", 5);
46 c.set(a);
47 d.resize(5);
48 memcpy(d.writable_str(), "helloz", 5);
49
50 REPORTER_ASSERT(reporter, !a.isEmpty());
51 REPORTER_ASSERT(reporter, a.size() == 5);
52 REPORTER_ASSERT(reporter, a == b && a == c && a == d);
53 REPORTER_ASSERT(reporter, a.equals("hello", 5));
54 REPORTER_ASSERT(reporter, a.equals("hello"));
55 REPORTER_ASSERT(reporter, !a.equals("help"));
56
57 REPORTER_ASSERT(reporter, a.startsWith("hell"));
58 REPORTER_ASSERT(reporter, a.startsWith('h'));
59 REPORTER_ASSERT(reporter, !a.startsWith( "ell"));
60 REPORTER_ASSERT(reporter, !a.startsWith( 'e'));
61 REPORTER_ASSERT(reporter, a.startsWith(""));
62 REPORTER_ASSERT(reporter, a.endsWith("llo"));
63 REPORTER_ASSERT(reporter, a.endsWith('o'));
64 REPORTER_ASSERT(reporter, !a.endsWith("ll" ));
65 REPORTER_ASSERT(reporter, !a.endsWith('l'));
66 REPORTER_ASSERT(reporter, a.endsWith(""));
67 REPORTER_ASSERT(reporter, a.contains("he"));
68 REPORTER_ASSERT(reporter, a.contains("ll"));
69 REPORTER_ASSERT(reporter, a.contains("lo"));
70 REPORTER_ASSERT(reporter, a.contains("hello"));
71 REPORTER_ASSERT(reporter, !a.contains("hellohello"));
72 REPORTER_ASSERT(reporter, a.contains(""));
73 REPORTER_ASSERT(reporter, a.contains('e'));
74 REPORTER_ASSERT(reporter, !a.contains('z'));
75
76 SkString e(a);
77 SkString f("hello");
78 SkString g("helloz", 5);
79
80 REPORTER_ASSERT(reporter, a == e && a == f && a == g);
81
82 b.set("world");
83 c = b;
84 REPORTER_ASSERT(reporter, a != b && a != c && b == c);
85
86 a.append(" world");
87 e.append("worldz", 5);
88 e.insert(5, " ");
89 f.set("world");
90 f.prepend("hello ");
91 REPORTER_ASSERT(reporter, a.equals("hello world") && a == e && a == f);
92
93 a.reset();
94 b.resize(0);
95 REPORTER_ASSERT(reporter, a.isEmpty() && b.isEmpty() && a == b);
96
97 a.set("a");
98 a.set("ab");
99 a.set("abc");
100 a.set("abcd");
101
102 a.set("");
103 a.appendS32(0x7FFFFFFFL);
104 REPORTER_ASSERT(reporter, a.equals("2147483647"));
105 a.set("");
106 a.appendS32(0x80000001L);
107 REPORTER_ASSERT(reporter, a.equals("-2147483647"));
108 a.set("");
109 a.appendS32(0x80000000L);
110 REPORTER_ASSERT(reporter, a.equals("-2147483648"));
111
112 a.set("");
113 a.appendU32(0x7FFFFFFFUL);
114 REPORTER_ASSERT(reporter, a.equals("2147483647"));
115 a.set("");
116 a.appendU32(0x80000001UL);
117 REPORTER_ASSERT(reporter, a.equals("2147483649"));
118 a.set("");
119 a.appendU32(0xFFFFFFFFUL);
120 REPORTER_ASSERT(reporter, a.equals("4294967295"));
121
122 a.set("");
123 a.appendS64(0x7FFFFFFFFFFFFFFFLL, 0);
124 REPORTER_ASSERT(reporter, a.equals("9223372036854775807"));
125 a.set("");
126 a.appendS64(0x8000000000000001LL, 0);
127 REPORTER_ASSERT(reporter, a.equals("-9223372036854775807"));
128 a.set("");
129 a.appendS64(0x8000000000000000LL, 0);
130 REPORTER_ASSERT(reporter, a.equals("-9223372036854775808"));
131 a.set("");
132 a.appendS64(0x0000000001000000LL, 15);
133 REPORTER_ASSERT(reporter, a.equals("000000016777216"));
134 a.set("");
135 a.appendS64(0xFFFFFFFFFF000000LL, 15);
136 REPORTER_ASSERT(reporter, a.equals("-000000016777216"));
137
138 a.set("");
139 a.appendU64(0x7FFFFFFFFFFFFFFFULL, 0);
140 REPORTER_ASSERT(reporter, a.equals("9223372036854775807"));
141 a.set("");
142 a.appendU64(0x8000000000000001ULL, 0);
143 REPORTER_ASSERT(reporter, a.equals("9223372036854775809"));
144 a.set("");
145 a.appendU64(0xFFFFFFFFFFFFFFFFULL, 0);
146 REPORTER_ASSERT(reporter, a.equals("18446744073709551615"));
147 a.set("");
148 a.appendU64(0x0000000001000000ULL, 15);
149 REPORTER_ASSERT(reporter, a.equals("000000016777216"));
150
151 static const struct {
152 SkScalar fValue;
153 const char* fString;
154 } gRec[] = {
155 { 0, "0" },
156 { SK_Scalar1, "1" },
157 { -SK_Scalar1, "-1" },
158 { SK_Scalar1/2, "0.5" },
159 #if defined(SK_BUILD_FOR_WIN) && (_MSC_VER < 1900)
160 { 3.4028234e38f, "3.4028235e+038" },
161 { -3.4028234e38f, "-3.4028235e+038" },
162 #else
163 { 3.4028234e38f, "3.4028235e+38" },
164 { -3.4028234e38f, "-3.4028235e+38" },
165 #endif
166 };
167 for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) {
168 a.reset();
169 a.appendScalar(gRec[i].fValue);
170 REPORTER_ASSERT(reporter, a.size() <= SkStrAppendScalar_MaxSize);
171 if (!a.equals(gRec[i].fString)) {
172 ERRORF(reporter, "received <%s> expected <%s>\n", a.c_str(), gRec[i].fString);
173 }
174 }
175
176 REPORTER_ASSERT(reporter, SkStringPrintf("%i", 0).equals("0"));
177
178 char buffer [40];
179 memset(buffer, 'a', 40);
180 REPORTER_ASSERT(reporter, buffer[18] == 'a');
181 REPORTER_ASSERT(reporter, buffer[19] == 'a');
182 REPORTER_ASSERT(reporter, buffer[20] == 'a');
183 printfAnalog(buffer, 20, "%30d", 0);
184 REPORTER_ASSERT(reporter, buffer[18] == ' ');
185 REPORTER_ASSERT(reporter, buffer[19] == 0);
186 REPORTER_ASSERT(reporter, buffer[20] == 'a');
187
188 }
189
DEF_TEST(String_SkStrSplit,r)190 DEF_TEST(String_SkStrSplit, r) {
191 SkTArray<SkString> results;
192
193 SkStrSplit("a-_b_c-dee--f-_-_-g-", "-_", &results);
194 REPORTER_ASSERT(r, results.count() == 6);
195 REPORTER_ASSERT(r, results[0].equals("a"));
196 REPORTER_ASSERT(r, results[1].equals("b"));
197 REPORTER_ASSERT(r, results[2].equals("c"));
198 REPORTER_ASSERT(r, results[3].equals("dee"));
199 REPORTER_ASSERT(r, results[4].equals("f"));
200 REPORTER_ASSERT(r, results[5].equals("g"));
201
202 results.reset();
203 SkStrSplit("\n", "\n", &results);
204 REPORTER_ASSERT(r, results.count() == 0);
205
206 results.reset();
207 SkStrSplit("", "\n", &results);
208 REPORTER_ASSERT(r, results.count() == 0);
209
210 results.reset();
211 SkStrSplit("a", "\n", &results);
212 REPORTER_ASSERT(r, results.count() == 1);
213 REPORTER_ASSERT(r, results[0].equals("a"));
214 }
DEF_TEST(String_SkStrSplit_All,r)215 DEF_TEST(String_SkStrSplit_All, r) {
216 SkTArray<SkString> results;
217 SkStrSplit("a-_b_c-dee--f-_-_-g-", "-_", kStrict_SkStrSplitMode, &results);
218 REPORTER_ASSERT(r, results.count() == 13);
219 REPORTER_ASSERT(r, results[0].equals("a"));
220 REPORTER_ASSERT(r, results[1].equals(""));
221 REPORTER_ASSERT(r, results[2].equals("b"));
222 REPORTER_ASSERT(r, results[3].equals("c"));
223 REPORTER_ASSERT(r, results[4].equals("dee"));
224 REPORTER_ASSERT(r, results[5].equals(""));
225 REPORTER_ASSERT(r, results[6].equals("f"));
226 REPORTER_ASSERT(r, results[7].equals(""));
227 REPORTER_ASSERT(r, results[8].equals(""));
228 REPORTER_ASSERT(r, results[9].equals(""));
229 REPORTER_ASSERT(r, results[10].equals(""));
230 REPORTER_ASSERT(r, results[11].equals("g"));
231 REPORTER_ASSERT(r, results[12].equals(""));
232
233 results.reset();
234 SkStrSplit("\n", "\n", kStrict_SkStrSplitMode, &results);
235 REPORTER_ASSERT(r, results.count() == 2);
236 REPORTER_ASSERT(r, results[0].equals(""));
237 REPORTER_ASSERT(r, results[1].equals(""));
238
239 results.reset();
240 SkStrSplit("", "\n", kStrict_SkStrSplitMode, &results);
241 REPORTER_ASSERT(r, results.count() == 0);
242
243 results.reset();
244 SkStrSplit("a", "\n", kStrict_SkStrSplitMode, &results);
245 REPORTER_ASSERT(r, results.count() == 1);
246 REPORTER_ASSERT(r, results[0].equals("a"));
247
248 results.reset();
249 SkStrSplit(",,", ",", kStrict_SkStrSplitMode, &results);
250 REPORTER_ASSERT(r, results.count() == 3);
251 REPORTER_ASSERT(r, results[0].equals(""));
252 REPORTER_ASSERT(r, results[1].equals(""));
253 REPORTER_ASSERT(r, results[2].equals(""));
254
255 results.reset();
256 SkStrSplit(",a,b,", ",", kStrict_SkStrSplitMode, &results);
257 REPORTER_ASSERT(r, results.count() == 4);
258 REPORTER_ASSERT(r, results[0].equals(""));
259 REPORTER_ASSERT(r, results[1].equals("a"));
260 REPORTER_ASSERT(r, results[2].equals("b"));
261 REPORTER_ASSERT(r, results[3].equals(""));
262 }
263