xunit: define codefixes for SpanAsserts

参照されている SpanAsserts.cs ファイルから始め、analyzer プロジェクトに既存する codefix のエントリポイントと規約を確認します。列挙されている Contains、DoesNotContain、EndsWith、Equal、StartsWith の Span オーバーロードについて codefix のカバレッジを実装して検証します。完了とは、列挙されているすべてのチェックボックスに対応していることを意味します。

The asserts defined in https://github.com/xunit/assert.xunit/blob/main/SpanAsserts.cs

• Contains(Span<char> expectedSubSpan, Span<char> actualSpan)
• Contains(Span<char> expectedSubSpan, ReadOnlySpan<char> actualSpan)
• Contains(ReadOnlySpan<char> expectedSubSpan, Span<char> actualSpan)
• Contains(ReadOnlySpan<char> expectedSubSpan, ReadOnlySpan<char> actualSpan)
• Contains(Span<char> expectedSubSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• Contains(Span<char> expectedSubSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• Contains(ReadOnlySpan<char> expectedSubSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• Contains(ReadOnlySpan<char> expectedSubSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• Contains<T>(Span<T> expectedSubSpan, Span<T> actualSpan)
• Contains<T>(Span<T> expectedSubSpan, ReadOnlySpan<T> actualSpan)
• Contains<T>(ReadOnlySpan<T> expectedSubSpan, Span<T> actualSpan)
• Contains<T>(ReadOnlySpan<T> expectedSubSpan, ReadOnlySpan<T> actualSpan)

• DoesNotContain(Span<char> expectedSubSpan, Span<char> actualSpan)
• DoesNotContain(Span<char> expectedSubSpan, ReadOnlySpan<char> actualSpan)
• DoesNotContain(ReadOnlySpan<char> expectedSubSpan, Span<char> actualSpan)
• DoesNotContain(ReadOnlySpan<char> expectedSubSpan, ReadOnlySpan<char> actualSpan)
• DoesNotContain(Span<char> expectedSubSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• DoesNotContain(Span<char> expectedSubSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• DoesNotContain(ReadOnlySpan<char> expectedSubSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• DoesNotContain(ReadOnlySpan<char> expectedSubSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• DoesNotContain<T>(Span<T> expectedSubSpan, Span<T> actualSpan)
• DoesNotContain<T>(Span<T> expectedSubSpan, ReadOnlySpan<T> actualSpan)
• DoesNotContain<T>(ReadOnlySpan<T> expectedSubSpan, Span<T> actualSpan)
• DoesNotContain<T>(ReadOnlySpan<T> expectedSubSpan, ReadOnlySpan<T> actualSpan)

• EndsWith(Span<char> expectedEndSpan, Span<char> actualSpan)
• EndsWith(Span<char> expectedEndSpan, ReadOnlySpan<char> actualSpan)
• EndsWith(ReadOnlySpan<char> expectedEndSpan, Span<char> actualSpan)
• EndsWith(ReadOnlySpan<char> expectedEndSpan, ReadOnlySpan<char> actualSpan)
• EndsWith(Span<char> expectedEndSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• EndsWith(Span<char> expectedEndSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• EndsWith(ReadOnlySpan<char> expectedEndSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• EndsWith(ReadOnlySpan<char> expectedEndSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)

• Equal(Span<char> expectedSpan, Span<char> actualSpan)
• Equal(Span<char> expectedSpan, ReadOnlySpan<char> actualSpan)
• Equal(ReadOnlySpan<char> expectedSpan, Span<char> actualSpan)
• Equal(ReadOnlySpan<char> expectedSpan, ReadOnlySpan<char> actualSpan)
• Equal(Span<char> expectedSpan, Span<char> actualSpan, bool ignoreCase = false, bool ignoreLineEndingDifferences = false, bool ignoreWhiteSpaceDifferences = false, bool ignoreAllWhiteSpace = false)
• Equal(Span<char> expectedSpan, ReadOnlySpan<char> actualSpan, bool ignoreCase = false, bool ignoreLineEndingDifferences = false, bool ignoreWhiteSpaceDifferences = false, bool ignoreAllWhiteSpace = false)
• Equal(ReadOnlySpan<char> expectedSpan, Span<char> actualSpan, bool ignoreCase = false, bool ignoreLineEndingDifferences = false, bool ignoreWhiteSpaceDifferences = false, bool ignoreAllWhiteSpace = false)
• Equal(ReadOnlySpan<char> expectedSpan, ReadOnlySpan<char> actualSpan, bool ignoreCase = false, bool ignoreLineEndingDifferences = false, bool ignoreWhiteSpaceDifferences = false, bool ignoreAllWhiteSpace = false)
• Equal<T>(Span<T> expectedSpan, Span<T> actualSpan)
• Equal<T>(Span<T> expectedSpan, ReadOnlySpan<T> actualSpan)
• Equal<T>(ReadOnlySpan<T> expectedSpan, Span<T> actualSpan)
• Equal<T>(ReadOnlySpan<T> expectedSpan, ReadOnlySpan<T> actualSpan)

• StartsWith(Span<char> expectedStartSpan, Span<char> actualSpan)
• StartsWith(Span<char> expectedStartSpan, ReadOnlySpan<char> actualSpan)
• StartsWith(ReadOnlySpan<char> expectedStartSpan, Span<char> actualSpan)
• StartsWith(ReadOnlySpan<char> expectedStartSpan, ReadOnlySpan<char> actualSpan)
• StartsWith(Span<char> expectedStartSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• StartsWith(Span<char> expectedStartSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• StartsWith(ReadOnlySpan<char> expectedStartSpan, Span<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)
• StartsWith(ReadOnlySpan<char> expectedStartSpan, ReadOnlySpan<char> actualSpan, StringComparison comparisonType = StringComparison.CurrentCulture)