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Merged
merged 3 commits into from
Jul 18, 2025
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testing: improve test coverage RangeInSortedArrayTest #6395

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e83fe20
testing: improve test coverage RangeInSortedArrayTest
alxkm Jul 16, 2025
8621c88
style: fix formatting checkstyle
alxkm Jul 16, 2025
88bc39b
Merge branch 'master' into test/RangeInSortedArrayTest
DenizAltunkapan Jul 18, 2025
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style: fix formatting checkstyle
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@alxkm
alxkm committed Jul 16, 2025
commit 8621c88b7e3222ba7c430c8969676c0d422539a3
4 changes: 3 additions & 1 deletion src/test/java/com/thealgorithms/misc/RangeInSortedArrayTest.java
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Expand Up @@ -40,7 +40,9 @@ void testSortedRangeEdgeCases(int[] nums, int key, int[] expectedRange, String d
}

private static Stream<Arguments> provideEdgeCasesForSortedRange() {
return Stream.of(Arguments.of(new int[] {5, 5, 5, 5, 5}, 5, new int[] {0, 4}, "All elements same as key"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 1, new int[] {0, 0}, "Key is first element"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 5, new int[] {4, 4}, "Key is last element"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 0, new int[] {-1, -1}, "Key less than all elements"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 6, new int[] {-1, -1}, "Key greater than all elements"), Arguments.of(new int[] {1, 2, 2, 2, 3, 3, 3, 4}, 3, new int[] {4, 6}, "Multiple occurrences spread"), Arguments.of(new int[] {2}, 2, new int[] {0, 0}, "Single element array key exists"), Arguments.of(new int[] {2}, 3, new int[] {-1, -1}, "Single element array key missing"));
return Stream.of(Arguments.of(new int[] {5, 5, 5, 5, 5}, 5, new int[] {0, 4}, "All elements same as key"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 1, new int[] {0, 0}, "Key is first element"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 5, new int[] {4, 4}, "Key is last element"),
Arguments.of(new int[] {1, 2, 3, 4, 5}, 0, new int[] {-1, -1}, "Key less than all elements"), Arguments.of(new int[] {1, 2, 3, 4, 5}, 6, new int[] {-1, -1}, "Key greater than all elements"),
Arguments.of(new int[] {1, 2, 2, 2, 3, 3, 3, 4}, 3, new int[] {4, 6}, "Multiple occurrences spread"), Arguments.of(new int[] {2}, 2, new int[] {0, 0}, "Single element array key exists"), Arguments.of(new int[] {2}, 3, new int[] {-1, -1}, "Single element array key missing"));
}

@ParameterizedTest(name = "Edge case {index}: {3}")
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