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Add TextRange::Contains tests spanning base/extent #21874

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Oct 15, 2020
Merged

Add TextRange::Contains tests spanning base/extent #21874

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20 changes: 20 additions & 0 deletions shell/platform/common/cpp/text_range_unittests.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,11 @@ TEST(TextRange, ContainsRangePreStartPosition) {
EXPECT_FALSE(range.Contains(TextRange(0, 1)));
}

TEST(TextRange, ContainsRangeSpanningStartPosition) {
TextRange range(2, 6);
EXPECT_FALSE(range.Contains(TextRange(1, 3)));
}

TEST(TextRange, ContainsRangeStartPosition) {
TextRange range(2, 6);
EXPECT_TRUE(range.Contains(TextRange(2)));
Expand All @@ -123,6 +128,11 @@ TEST(TextRange, ContainsRangeEndPosition) {
EXPECT_TRUE(range.Contains(TextRange(6)));
}

TEST(TextRange, ContainsRangeSpanningEndPosition) {
TextRange range(2, 6);
EXPECT_FALSE(range.Contains(TextRange(5, 7)));
}

TEST(TextRange, ContainsRangePostEndPosition) {
TextRange range(2, 6);
EXPECT_FALSE(range.Contains(TextRange(6, 7)));
Expand All @@ -133,6 +143,11 @@ TEST(TextRange, ContainsRangePreStartPositionReversed) {
EXPECT_FALSE(range.Contains(TextRange(0, 1)));
}

TEST(TextRange, ContainsRangeSpanningStartPositionReversed) {
TextRange range(6, 2);
EXPECT_FALSE(range.Contains(TextRange(1, 3)));
}

TEST(TextRange, ContainsRangeStartPositionReversed) {
TextRange range(6, 2);
EXPECT_TRUE(range.Contains(TextRange(2)));
Expand All @@ -144,6 +159,11 @@ TEST(TextRange, ContainsRangeMiddlePositionReversed) {
EXPECT_TRUE(range.Contains(TextRange(4, 5)));
}

TEST(TextRange, ContainsRangeSpanningEndPositionReversed) {
TextRange range(6, 2);
EXPECT_FALSE(range.Contains(TextRange(5, 7)));
}

TEST(TextRange, ContainsRangeEndPositionReversed) {
TextRange range(6, 2);
EXPECT_TRUE(range.Contains(TextRange(5)));
Expand Down