48 lines
1.5 KiB
C#
48 lines
1.5 KiB
C#
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using Canon.Core.Abstractions;
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using Canon.Core.CodeGenerators;
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using Canon.Core.LexicalParser;
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using Canon.Core.SyntaxNodes;
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using Canon.Tests.GeneratedParserTests;
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using Canon.Tests.Utils;
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using Xunit.Abstractions;
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namespace Canon.Tests.CCodeGeneratorTests;
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public class ExpressionTests
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{
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private readonly IGrammarParser _parser = GeneratedGrammarParser.Instance;
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private readonly ILexer _lexer = new Lexer();
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private readonly ITestOutputHelper _outputHelper;
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public ExpressionTests(ITestOutputHelper outputHelper)
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{
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_outputHelper = outputHelper;
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}
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[Fact]
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public void ExpressionTest1()
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{
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CCodeBuilder builder = new();
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const string program = """
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program varTest;
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var a, b, c, d: integer; m, n: real; k: boolean;
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begin
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a := 1;
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b := a + 6 * 9 + (a + 9) * 1 - (4 + a) * 5 / 1;
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m := b / 3;
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d := 9 mod 1;
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end.
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""";
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IEnumerable<SemanticToken> tokens = _lexer.Tokenize(new StringSourceReader(program));
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ProgramStruct root = _parser.Analyse(tokens);
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root.GenerateCCode(builder);
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string result = builder.Build();
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_outputHelper.WriteLine(result);
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Assert.Equal("#include <PascalCoreLib.h> char a; int main(){statement; return 0; }", result);
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}
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}
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