public void TryWriteSixChars()
{
Span <char> span = stackalloc char[0];
Assert.False(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd', 'e', 'f'));
span = stackalloc char[5] {
'0', '1', '2', '3', '4'
};
Assert.False(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd', 'e', 'f'));
Assert.Equal(new char[] { '0', '1', '2', '3', '4' }, span.ToArray());
span = stackalloc char[6] {
'0', '1', '2', '3', '4', '5'
};
Assert.True(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd', 'e', 'f'));
Assert.Equal(new char[] { 'a', 'b', 'c', 'd', 'e', 'f' }, span.ToArray());
span = stackalloc char[7] {
'0', '1', '2', '3', '4', '5', '6'
};
Assert.True(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd', 'e', 'f'));
Assert.Equal(new char[] { 'a', 'b', 'c', 'd', 'e', 'f', '6' }, span.ToArray());
}
public void TryWriteFourChars()
{
Span <char> span = stackalloc char[0];
Assert.False(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd'));
span = stackalloc char[3] {
'0', '1', '2'
};
Assert.False(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd'));
Assert.Equal(new char[] { '0', '1', '2' }, span.ToArray());
span = stackalloc char[4] {
'0', '1', '2', '3'
};
Assert.True(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd'));
Assert.Equal(new char[] { 'a', 'b', 'c', 'd' }, span.ToArray());
span = stackalloc char[5] {
'0', '1', '2', '3', '4'
};
Assert.True(SpanUtility.TryWriteChars(span, 'a', 'b', 'c', 'd'));
Assert.Equal(new char[] { 'a', 'b', 'c', 'd', '4' }, span.ToArray());
}
