2024-03-13 23:58:06 +08:00
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using Canon.Core.Abstractions;
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using Canon.Core.Enums;
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using Canon.Core.GrammarParser;
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2024-04-07 16:47:28 +08:00
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using Canon.Core.LexicalParser;
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using Canon.Core.SyntaxNodes;
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2024-03-13 23:58:06 +08:00
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namespace Canon.Tests.GrammarParserTests;
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2024-04-07 16:47:28 +08:00
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public class PascalGrammarTests
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2024-03-13 23:58:06 +08:00
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{
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private readonly GrammarBuilder _builder = new()
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{
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2024-04-07 16:47:28 +08:00
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Generators = PascalGrammar.Grammar, Begin = new NonTerminator(NonTerminatorType.StartNonTerminator)
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2024-03-13 23:58:06 +08:00
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};
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private readonly GrammarParserBase _parser;
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public PascalGrammarTests()
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{
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Grammar grammar = _builder.Build();
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_parser = grammar.ToGrammarParser();
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}
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[Fact]
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public void GrammarTest()
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{
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Assert.NotNull(_parser);
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}
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2024-04-07 16:47:28 +08:00
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[Fact]
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public void DoNothingTest()
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{
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const string program = """
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program DoNothing;
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begin
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end.
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""";
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Lexer lexer = new(program);
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List<SemanticToken> tokens = lexer.Tokenize();
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tokens.Add(SemanticToken.End);
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ProgramStruct root = _parser.Analyse(tokens).Convert<ProgramStruct>();
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Assert.Equal("DoNothing", root.Head.ProgramName.LiteralValue);
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}
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2024-03-13 23:58:06 +08:00
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}
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