void tContainsAt(String haystack, String needle, int pos, bool expectedSensitive, bool expectedIgnoreCase)
{
haystackAString._()._(haystack);
haystackSubstring.Set("01" + haystack + "234", 2, haystack.Length);
if (needle != null)
{
UT_EQ(expectedSensitive, haystackAString.ContainsAt(needle, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackAString.ContainsAt(needle, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackSubstring.ContainsAt(needle, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackSubstring.ContainsAt(needle, pos, Case.Ignore));
needleAString._()._(needle);
UT_EQ(expectedSensitive, haystackAString.ContainsAt(needleAString, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackAString.ContainsAt(needleAString, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackSubstring.ContainsAt(needleAString, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackSubstring.ContainsAt(needleAString, pos, Case.Ignore));
needleSubstring.Set("XY" + needle + "Z", 2, needle.Length).Trim();
UT_EQ(expectedSensitive, haystackAString.ContainsAt(needleSubstring, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackAString.ContainsAt(needleSubstring, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackSubstring.ContainsAt(needleSubstring, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackSubstring.ContainsAt(needleSubstring, pos, Case.Ignore));
}
else
{
UT_EQ(expectedSensitive, haystackAString.ContainsAt(needle, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackAString.ContainsAt(needle, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackAString.ContainsAt((AString)null, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackAString.ContainsAt((AString)null, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackAString.ContainsAt((Substring)null, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackAString.ContainsAt((Substring)null, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackSubstring.ContainsAt(needle, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackSubstring.ContainsAt(needle, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackSubstring.ContainsAt((AString)null, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackSubstring.ContainsAt((AString)null, pos, Case.Ignore));
UT_EQ(expectedSensitive, haystackSubstring.ContainsAt((Substring)null, pos, Case.Sensitive));
UT_EQ(expectedIgnoreCase, haystackSubstring.ContainsAt((Substring)null, pos, Case.Ignore));
}
}