protected static void Fails(string testStr)
{
var lexer = new Lexer.Lexer();
Assert.Throws <LexerException>(() =>
{
foreach (var token in lexer.Analyze(testStr))
{
}
});
}
protected static void Succeeds(string testStr, Token[] expected)
{
var lexer = new Lexer.Lexer();
using var expectedNext = ((IEnumerable <Token>)expected).GetEnumerator();
foreach (var token in lexer.Analyze(testStr))
{
Assert.True(expectedNext.MoveNext(), "Too many tokens");
Assert.Equal(expectedNext.Current.Type, token.Type);
Assert.Equal(expectedNext.Current.Text, token.Text);
}
Assert.False(expectedNext.MoveNext(), "Not enough tokens");
}