public void CodePointValidation(string s)
{
var utf8string = new Utf8String(Encoding.UTF8.GetBytes(s));
IEnumerator<UnicodeCodePoint> codePoints = utf8string.GetEnumerator();
for (int i = 0; i < s.Length; i++)
{
Assert.True(codePoints.MoveNext());
Assert.Equal((uint)s[i], (uint)codePoints.Current);
}
Assert.False(codePoints.MoveNext());
}
public void CodePointValidation(string s)
{
var utf8string = new Utf8String(Encoding.UTF8.GetBytes(s));
IEnumerator <UnicodeCodePoint> codePoints = utf8string.GetEnumerator();
for (int i = 0; i < s.Length; i++)
{
Assert.True(codePoints.MoveNext());
Assert.Equal((uint)s[i], (uint)codePoints.Current);
}
Assert.False(codePoints.MoveNext());
}
public void EnsureCodeUnitsOfStringByEnumeratingBytes(byte[] expectedBytes, Utf8String utf8String)
{
Assert.Equal(expectedBytes.Length, utf8String.Length);
Utf8String.Enumerator e = utf8String.GetEnumerator();
int i = 0;
while (e.MoveNext())
{
Assert.True(i < expectedBytes.Length);
Assert.Equal(expectedBytes[i], (byte)e.Current);
i++;
}
Assert.Equal(expectedBytes.Length, i);
}
public void AsciiStringEnumerators(string s)
{
Utf8String u8s = new Utf8String(Encoding.UTF8.GetBytes(s));
Utf8String.Enumerator e = u8s.GetEnumerator();
Utf8String.CodePointEnumerator cpe = u8s.CodePoints.GetEnumerator();
Assert.Equal(s.Length, u8s.Length);
for (int i = 0; i < s.Length; i++)
{
Assert.True(e.MoveNext());
Assert.True(cpe.MoveNext());
Assert.Equal((byte)s[i], (byte)u8s[i]);
Assert.Equal(u8s[i], e.Current);
Assert.Equal((byte)s[i], (byte)(uint)cpe.Current);
}
}
public void IterateMultibyteUtf8ButSingleByteUtf16()
{
var str = new Utf8String("“hat”");
var it = str.GetEnumerator();
Assert.IsTrue(it.MoveNext());
Assert.That(it.Current.Value, Is.EqualTo(0x201c));
Assert.IsTrue(it.MoveNext());
Assert.That(it.Current.Value, Is.EqualTo(0x68));
Assert.IsTrue(it.MoveNext());
Assert.That(it.Current.Value, Is.EqualTo(0x61));
Assert.IsTrue(it.MoveNext());
Assert.That(it.Current.Value, Is.EqualTo(0x74));
Assert.IsTrue(it.MoveNext());
Assert.That(it.Current.Value, Is.EqualTo(0x201d));
Assert.IsFalse(it.MoveNext());
}
public void AsciiStringEnumerators(string s)
{
Utf8String u8s = new Utf8String(Encoding.UTF8.GetBytes(s));
Utf8String.Enumerator e = u8s.GetEnumerator();
Utf8String.CodePointEnumerator cpe = u8s.CodePoints.GetEnumerator();
Assert.Equal(s.Length, u8s.Length);
for (int i = 0; i < s.Length; i++)
{
Assert.True(e.MoveNext());
Assert.True(cpe.MoveNext());
Assert.Equal((byte)s[i], (byte)u8s[i]);
Assert.Equal(u8s[i], e.Current);
Assert.Equal((byte)s[i], (byte)(uint)cpe.Current);
}
}
public void Utf8StringCodeUnitsEnumeratorIsAStruct()
{
var utf8CodeUnitsEnumerator = _anyUtf8String.GetEnumerator();
Assert.True(_anyUtf8String.GetType().GetTypeInfo().IsValueType);
}
public void EnsureCodeUnitsOfStringByEnumeratingBytes(byte[] expectedBytes, Utf8String utf8String)
{
Assert.Equal(expectedBytes.Length, utf8String.Length);
Utf8String.Enumerator e = utf8String.GetEnumerator();
int i = 0;
while (e.MoveNext())
{
Assert.True(i < expectedBytes.Length);
Assert.Equal(expectedBytes[i], (byte)e.Current);
i++;
}
Assert.Equal(expectedBytes.Length, i);
}