86 lines
3.8 KiB
C#
86 lines
3.8 KiB
C#
using Canon.Core.Enums;
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using Canon.Core.LexicalParser;
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using Canon.Core.Exceptions;
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using Xunit.Abstractions;
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using Canon.Tests.Utils;
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using Canon.Core.Abstractions;
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namespace Canon.Tests.LexicalParserTests
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{
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public class NumberTests(ITestOutputHelper testOutputHelper)
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{
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private readonly ILexer _lexer = new Lexer();
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[Theory]
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[InlineData("123", 123)]
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[InlineData("0", 0)]
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public void IntegerTokenTest(string input, int result)
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{
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IEnumerable<SemanticToken> tokens = _lexer.Tokenize(new StringSourceReader(input));
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NumberSemanticToken token = tokens.First().Convert<NumberSemanticToken>();
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Assert.Equal(NumberType.Integer, token.NumberType);
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Assert.Equal(result, token.ParseAsInteger());
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}
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[Theory]
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[InlineData("0.0", 0)]
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[InlineData("1.23", 1.23)]
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[InlineData("1e7", 1e7)]
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[InlineData("1E7", 1e7)]
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[InlineData("1.23e2", 123)]
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[InlineData("1.23E2", 123)]
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[InlineData("123e-2", 1.23)]
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[InlineData("123E-3", 0.123)]
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[InlineData("12e-7", 12e-7)]
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[InlineData(".123", 0.123)]
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public void RealTokenTest(string input, double result)
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{
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IEnumerable<SemanticToken> tokens = _lexer.Tokenize(new StringSourceReader(input));
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NumberSemanticToken token = tokens.First().Convert<NumberSemanticToken>();
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Assert.Equal(NumberType.Real, token.NumberType);
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Assert.Equal(result, token.ParseAsReal());
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}
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[Theory]
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[InlineData("123", "123", NumberType.Integer)]
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[InlineData("0", "0", NumberType.Integer)]
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[InlineData("1.23", "1.23", NumberType.Real)]
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[InlineData("0.0", "0.0", NumberType.Real)]
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[InlineData("1e7", "1e7", NumberType.Real)]
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[InlineData("1E7", "1E7", NumberType.Real)]
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[InlineData("1.23e-7", "1.23e-7", NumberType.Real)]
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[InlineData("1.23E-7", "1.23E-7", NumberType.Real)]
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[InlineData("1234567890", "1234567890", NumberType.Integer)]
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[InlineData("1234567890.1234567890", "1234567890.1234567890", NumberType.Real)]
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[InlineData("1e-7", "1e-7", NumberType.Real)]
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[InlineData("1E-7", "1E-7", NumberType.Real)]
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[InlineData(".67",".67", NumberType.Real)]
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[InlineData("$123", "0x123", NumberType.Hex)]
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public void TestParseNumber(string input, string expected, NumberType expectedNumberType)
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{
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IEnumerable<SemanticToken> tokensEnumerable = _lexer.Tokenize(new StringSourceReader(input));
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List<SemanticToken> tokens = tokensEnumerable.ToList();
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SemanticToken token = tokens[0];
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Assert.Equal(SemanticTokenType.Number, token.TokenType);
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NumberSemanticToken numberSemanticToken = (NumberSemanticToken)token;
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Assert.Equal(expectedNumberType, numberSemanticToken.NumberType);
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Assert.Equal(expected, numberSemanticToken.LiteralValue);
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}
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[Theory]
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[InlineData("1E", 1, 2, LexemeErrorType.IllegalNumberFormat)]
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[InlineData("123abc", 1, 4, LexemeErrorType.IllegalNumberFormat)]
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[InlineData("123.45.67", 1, 7, LexemeErrorType.IllegalNumberFormat)]
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[InlineData("123identifier", 1, 4, LexemeErrorType.IllegalNumberFormat)]
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public void TestParseNumberError(string input, uint expectedLine, uint expectedCharPosition, LexemeErrorType expectedErrorType)
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{
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var ex = Assert.Throws<LexemeException>(() => _lexer.Tokenize(new StringSourceReader(input)).ToList());
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testOutputHelper.WriteLine(ex.ToString());
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Assert.Equal(expectedErrorType, ex.ErrorType);
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Assert.Equal(expectedLine, ex.Line);
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Assert.Equal(expectedCharPosition, ex.CharPosition);
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}
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}
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}
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