public void TestNestedChunks()
{
// Any character that appears after a '\' will always be added. This only has an effect for the '{', '}' and '\' characters, all others do not need to be escaped
FormatChunk[] chunks = FormatChunk.Parse(@"This: {Tag:Is a very {complicated: {nested} format string with \{{escaped}\} tags and other \\ \'\characters\}}} and some trailing text").ToArray();
// ReSharper disable PossibleNullReferenceException
Assert.AreEqual(3, chunks.Length);
Assert.AreEqual("This: ", chunks[0].Value);
Assert.AreEqual("Tag", chunks[1].Tag);
Assert.AreEqual(" and some trailing text", chunks[2].Value);
chunks = chunks[1].Children.ToArray();
Assert.AreEqual(2, chunks.Length);
Assert.AreEqual("Is a very ", chunks[0].Value);
Assert.AreEqual("complicated", chunks[1].Tag);
chunks = chunks[1].Children.ToArray();
Assert.AreEqual(5, chunks.Length);
Assert.AreEqual(" ", chunks[0].Value);
Assert.AreEqual("nested", chunks[1].Tag);
Assert.AreEqual(@" format string with {", chunks[2].Value);
Assert.AreEqual("escaped", chunks[3].Tag);
Assert.AreEqual(@"} tags and other \ 'characters}", chunks[4].Value);
// ReSharper restore PossibleNullReferenceException
}
public void TestInvalidAlignedFillPoint()
{
FormatChunk[] chunks = FormatChunk.Parse("{0,}").ToArray();
Assert.AreEqual(1, chunks.Length);
FormatChunk chunk = chunks[0];
Assert.IsNotNull(chunk);
Assert.AreEqual("0", chunk.Tag);
Assert.IsNull(chunk.Value);
}
public void TestAlignedFillPoint()
{
FormatChunk[] chunks = FormatChunk.Parse("{0,-1}").ToArray();
Assert.AreEqual(1, chunks.Length);
FormatChunk chunk = chunks[0];
Assert.IsNotNull(chunk);
Assert.AreEqual("{0,-1}", chunk.ToString("F", null));
Assert.IsNull(chunk.Value);
Assert.IsNotNull(chunk.Tag);
Assert.AreEqual("0", chunk.Tag);
Assert.AreEqual(-1, chunk.Alignment);
Assert.IsNull(chunk.Format);
}
public void TestTrailingSpace()
{
FormatChunk[] chunks = FormatChunk.Parse("{0,-1:G} ").ToArray();
Assert.AreEqual(2, chunks.Length);
FormatChunk chunk = chunks[0];
Assert.IsNotNull(chunk);
Assert.AreEqual("{0,-1:G}", chunk.ToString("F", null));
Assert.IsNull(chunk.Value);
Assert.IsNotNull(chunk.Tag);
Assert.AreEqual("0", chunk.Tag);
Assert.AreEqual(-1, chunk.Alignment);
Assert.AreEqual("G", chunk.Format);
chunk = chunks[1];
Assert.IsNotNull(chunk);
Assert.AreEqual(" ", chunk.Value);
Assert.IsNull(chunk.Tag);
}
public void TestEmpty()
{
FormatChunk[] chunks = FormatChunk.Parse(string.Empty).ToArray();
Assert.AreEqual(0, chunks.Length);
}