public void ShouldReverseClusters()
{
using (var buffer = new Buffer())
{
buffer.AddUtf8("12");
buffer.ReverseClusters();
Assert.Equal(50u, buffer.GlyphInfos[0].Codepoint);
Assert.Equal(1u, buffer.GlyphInfos[0].Cluster);
Assert.Equal(49u, buffer.GlyphInfos[1].Codepoint);
Assert.Equal(0u, buffer.GlyphInfos[1].Cluster);
}
}