Tests reworked for better coverage & more targeted scenarios.
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mlemanczyk committed
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@@ -53,7 +53,7 @@ namespace Recyclable.CollectionsTests
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.EmptySourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void AddRangeShouldDoNothingWhenSourceIsEmpty(string testCase, IEnumerable<long> testData)
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public void AddRangeShouldDoNothingWhenSourceIsEmpty(string testCase, IEnumerable<long> testData, long itemsCount)
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{
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// Prepare
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using var list = new RecyclableList<long>();
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@@ -145,7 +145,7 @@ namespace Recyclable.CollectionsTests
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount * 2);
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}
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_ = list.Count.Should().Be(expectedData.Count);
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_ = list.Count.Should().Be(expectedData.Length);
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_ = list.Should().Equal(expectedData);
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}
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@@ -217,7 +217,8 @@ namespace Recyclable.CollectionsTests
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list.Clear();
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list.Clear();
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// Validate
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// Validate
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount);
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_ = list.Count.Should().Be(0);
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_ = list.Should().BeEmpty();
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}
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@@ -260,23 +261,17 @@ namespace Recyclable.CollectionsTests
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void ContainsShouldFindAllItems(string testCase, IEnumerable<long> testData, long itemsCount)
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void ContainsShouldFindAllItems(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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if (itemsCount == 0)
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{
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return;
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}
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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_ = testData.Any().Should().BeTrue("we need items on the list that we can look for");
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// Act
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foreach (var item in testData)
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// Act & Validate
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foreach (var itemIndex in itemIndexes)
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{
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// Validate
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_ = list.Contains(item).Should().BeTrue();
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_ = list.Contains(list[(int)itemIndex]).Should().BeTrue();
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}
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}
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@@ -292,27 +287,18 @@ namespace Recyclable.CollectionsTests
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void ContainsShouldNotFindNonExistingItems(string testCase, IEnumerable<long> testData, long itemsCount)
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void ContainsShouldNotFindNonExistingItems(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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if (itemsCount == 0)
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{
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return;
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}
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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_ = testData.Any().Should().BeTrue("we need items on the list that we can look for");
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// Act
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foreach (var item in testData)
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// Act & Validate
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foreach (var itemIndex in itemIndexes)
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{
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// Validate
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_ = list.Contains(-item).Should().BeFalse();
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_ = list.Contains(-list[(int)itemIndex]).Should().BeFalse();
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}
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// Validate
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_ = list.Contains(0).Should().BeFalse();
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}
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[Theory]
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@@ -362,198 +348,130 @@ namespace Recyclable.CollectionsTests
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void IndexOfShouldNotFindNonExistingItems(string testCase, IEnumerable<long> testData, long itemsCount)
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void IndexOfShouldNotFindNonExistingItems(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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// Prepare
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if (itemsCount == 0)
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{
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// There is nothing to search for when our lists are empty
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return;
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}
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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_ = testData.Any().Should().BeTrue("we need items on the list that we can look for");
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// Act
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foreach (var item in testData)
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// Act & Validate
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foreach (var itemIndex in itemIndexes)
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{
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// Validate
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_ = list.IndexOf(-item).Should().Be(-1);
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_ = list.IndexOf(-list[(int)itemIndex]).Should().Be(-1);
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}
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// Validate
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_ = list.IndexOf(0).Should().Be(-1);
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void IndexOfShouldReturnCorrectIndexes(string testCase, IEnumerable<long> testData, long itemsCount)
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void IndexOfShouldReturnCorrectIndexes(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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// Act & Validate
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foreach (var index in testData)
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foreach (var itemIndex in itemIndexes)
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{
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var actual = list.IndexOf(index);
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_ = actual.Should().Be((int)(index - 1));
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_ = list.IndexOf(list[(int)itemIndex]).Should().Be((int)itemIndex);
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}
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void InitializeSortClearAddRangeRemoveShouldSucceed(string testCase, IEnumerable<long> testData, long itemsCount)
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void InitializeSortClearAddRangeRemoveShouldSucceed(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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if (itemsCount == 0)
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{
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return;
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}
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// Act
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using RecyclableList<long> list = new(testData, (int)itemsCount);
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QuickSortExtensions<long>.QuickSort(list);
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// Validate
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_ = list.Count.Should().Be((int)itemsCount);
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_ = list.Should().Equal(testData);
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// Act
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list.Clear();
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// Validate
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_ = list.Count.Should().Be(0);
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_ = list.Should().BeEmpty();
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// Act
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list.AddRange(testData);
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// Validate
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_ = list.Count.Should().Be((int)itemsCount);
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_ = list.Should().Equal(testData);
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// Act
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foreach (var item in testData.Reverse())
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{
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_ = list.Remove(item).Should().BeTrue();
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}
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void InsertAtTheBeginningShouldMoveItems(string testCase, IEnumerable<long> testData, long itemsCount)
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{
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// Prepare
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using var list = new RecyclableList<long>((int)itemsCount);
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// Act
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foreach (var item in testData)
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{
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list.Insert(0, item);
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_ = list.Count.Should().Be((int)item);
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}
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// Validate
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount);
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_ = list.Count.Should().Be((int)itemsCount);
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_ = list.Should().Equal(testData.Reverse());
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceTargetDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void InsertAtTheEndShouldAppend(string testCase, IEnumerable<long> testData, long itemsCount, int targetBlockSize)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData);
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// Act
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list.Insert((int)itemsCount, -1);
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// Assert
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_ = list.Count.Should().Be((int)itemsCount + 1);
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_ = list[^1].Should().Be(-1);
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void RemoveAtFromTheBeginningShouldSucceed(string testCase, IEnumerable<long> testData, long itemsCount)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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// Act & Validate
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for (var deleted = 1; deleted <= itemsCount; deleted++)
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foreach (var itemIndex in itemIndexes)
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{
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// Act
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list.RemoveAt(0);
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using RecyclableList<long> list = new(testData, (int)itemsCount);
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QuickSortExtensions<long>.QuickSort(list);
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// Validate
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_ = list.Count.Should().Be((int)(itemsCount - deleted));
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_ = list.Should().Equal(testData.Skip(deleted));
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}
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_ = list.Count.Should().Be((int)itemsCount);
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_ = list.Should().Equal(testData);
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_ = list.Should().BeEmpty();
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount);
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void RemoveAtFromTheEndShouldSucceed(string testCase, IEnumerable<long> testData, long itemsCount)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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// Act & Validate
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for (var deleted = 1; deleted <= itemsCount; deleted++)
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{
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// Act
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list.RemoveAt(list.Count - 1);
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list.Clear();
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// Validate
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_ = list.Count.Should().Be((int)(itemsCount - deleted));
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_ = list.Should().Equal(testData.Take((int)(itemsCount - deleted)));
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}
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_ = list.Count.Should().Be(0);
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_ = list.Should().BeEmpty();
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_ = list.Should().BeEmpty();
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount);
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void RemoveFromTheBeginningShouldRemoveTheCorrectItem(string testCase, IEnumerable<long> testData, long itemsCount)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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// Act & Validate
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for (var deleted = 1; deleted <= itemsCount; deleted++)
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{
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// Act
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_ = list.Remove(deleted).Should().BeTrue();
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list.AddRange(testData);
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// Validate
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_ = list.Count.Should().Be((int)(itemsCount - deleted));
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_ = list.Should().Equal(testData.Skip(deleted));
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_ = list.Count.Should().Be((int)itemsCount);
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_ = list.Should().Equal(testData);
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// Act
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_ = list.Remove(list[(int)itemIndex]).Should().BeTrue();
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}
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void RemoveFromTheEndShouldRemoveTheCorrectItem(string testCase, IEnumerable<long> testData, long itemsCount)
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void InsertShouldMoveItems(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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// Act & Validate
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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long deleted = 0;
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foreach (var item in testData.Reverse())
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foreach (var itemIndex in itemIndexes)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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var item = list[(int)itemIndex];
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var expectedItems = list.ToList();
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expectedItems.Insert((int)itemIndex, item);
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// Act
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list.Insert((int)itemIndex, item);
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// Validate
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_ = list.Count.Should().Be((int)itemsCount + 1);
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount);
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_ = list[(int)itemIndex].Should().Be(item);
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_ = list[(int)itemIndex + 1].Should().Be(item);
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_ = list.Should().Equal(expectedItems);
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}
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void RemoveAtShouldSucceed(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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foreach (var itemIndex in itemIndexes)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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var expectedItems = testData.ToList();
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expectedItems.RemoveAt((int)itemIndex);
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// Act
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list.RemoveAt((int)itemIndex);
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// Validate
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_ = list.Count.Should().Be((int)(itemsCount - 1));
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_ = list.Should().Equal(expectedItems);
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_ = list.Capacity.Should().BeGreaterThanOrEqualTo((int)itemsCount);
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}
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}
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[Theory]
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[MemberData(nameof(RecyclableLongListTestData.SourceDataWithItemIndexVariants), MemberType = typeof(RecyclableLongListTestData))]
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public void RemoveShouldRemoveTheCorrectItem(string testCase, IEnumerable<long> testData, long itemsCount, in long[] itemIndexes)
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{
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foreach (var itemIndex in itemIndexes)
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{
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// Prepare
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using var list = new RecyclableList<long>(testData, (int)itemsCount);
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var item = list[(int)itemIndex];
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var expectedItems = testData.ToList();
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expectedItems.RemoveAt((int)itemIndex);
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// Act
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_ = list.Remove(item).Should().BeTrue();
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deleted++;
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// Validate
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_ = list.Count.Should().Be((int)(itemsCount - deleted));
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_ = list.Should().Equal(testData.Take((int)(itemsCount - deleted)));
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_ = list.Count.Should().Be((int)(itemsCount - 1));
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_ = list.Should().Equal(expectedItems);
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}
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}
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