1 /*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <algorithm>
18 #include <gtest/gtest.h>
19 #include <string>
20 #include <vector>
21
22 #include "util/StringPiece.h"
23
24 namespace aapt {
25
TEST(StringPieceTest,CompareNonNullTerminatedPiece)26 TEST(StringPieceTest, CompareNonNullTerminatedPiece) {
27 StringPiece a("hello world", 5);
28 StringPiece b("hello moon", 5);
29 EXPECT_EQ(a, b);
30
31 StringPiece16 a16(u"hello world", 5);
32 StringPiece16 b16(u"hello moon", 5);
33 EXPECT_EQ(a16, b16);
34 }
35
TEST(StringPieceTest,PiecesHaveCorrectSortOrder)36 TEST(StringPieceTest, PiecesHaveCorrectSortOrder) {
37 std::u16string testing(u"testing");
38 std::u16string banana(u"banana");
39 std::u16string car(u"car");
40
41 EXPECT_TRUE(StringPiece16(testing) > banana);
42 EXPECT_TRUE(StringPiece16(testing) > car);
43 EXPECT_TRUE(StringPiece16(banana) < testing);
44 EXPECT_TRUE(StringPiece16(banana) < car);
45 EXPECT_TRUE(StringPiece16(car) < testing);
46 EXPECT_TRUE(StringPiece16(car) > banana);
47 }
48
TEST(StringPieceTest,PiecesHaveCorrectSortOrderUtf8)49 TEST(StringPieceTest, PiecesHaveCorrectSortOrderUtf8) {
50 std::string testing("testing");
51 std::string banana("banana");
52 std::string car("car");
53
54 EXPECT_TRUE(StringPiece(testing) > banana);
55 EXPECT_TRUE(StringPiece(testing) > car);
56 EXPECT_TRUE(StringPiece(banana) < testing);
57 EXPECT_TRUE(StringPiece(banana) < car);
58 EXPECT_TRUE(StringPiece(car) < testing);
59 EXPECT_TRUE(StringPiece(car) > banana);
60 }
61
TEST(StringPieceTest,ContainsOtherStringPiece)62 TEST(StringPieceTest, ContainsOtherStringPiece) {
63 StringPiece text("I am a leaf on the wind.");
64 StringPiece startNeedle("I am");
65 StringPiece endNeedle("wind.");
66 StringPiece middleNeedle("leaf");
67 StringPiece emptyNeedle("");
68 StringPiece missingNeedle("soar");
69 StringPiece longNeedle("This string is longer than the text.");
70
71 EXPECT_TRUE(text.contains(startNeedle));
72 EXPECT_TRUE(text.contains(endNeedle));
73 EXPECT_TRUE(text.contains(middleNeedle));
74 EXPECT_TRUE(text.contains(emptyNeedle));
75 EXPECT_FALSE(text.contains(missingNeedle));
76 EXPECT_FALSE(text.contains(longNeedle));
77
78 StringPiece16 text16(u"I am a leaf on the wind.");
79 StringPiece16 startNeedle16(u"I am");
80 StringPiece16 endNeedle16(u"wind.");
81 StringPiece16 middleNeedle16(u"leaf");
82 StringPiece16 emptyNeedle16(u"");
83 StringPiece16 missingNeedle16(u"soar");
84 StringPiece16 longNeedle16(u"This string is longer than the text.");
85
86 EXPECT_TRUE(text16.contains(startNeedle16));
87 EXPECT_TRUE(text16.contains(endNeedle16));
88 EXPECT_TRUE(text16.contains(middleNeedle16));
89 EXPECT_TRUE(text16.contains(emptyNeedle16));
90 EXPECT_FALSE(text16.contains(missingNeedle16));
91 EXPECT_FALSE(text16.contains(longNeedle16));
92 }
93
94 } // namespace aapt
95