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Started implementing tests for column numbers. Fixing bugs as found.
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121 changes: 121 additions & 0 deletions
121
tests/src/test/java/org/mozilla/javascript/tests/ParserLineColumnNumberTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| package org.mozilla.javascript.tests; | ||
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| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
| import static org.junit.jupiter.api.Assertions.assertInstanceOf; | ||
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| import org.junit.jupiter.api.BeforeEach; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.mozilla.javascript.CompilerEnvirons; | ||
| import org.mozilla.javascript.Context; | ||
| import org.mozilla.javascript.ast.AstNode; | ||
| import org.mozilla.javascript.ast.AstRoot; | ||
| import org.mozilla.javascript.ast.ExpressionStatement; | ||
| import org.mozilla.javascript.ast.IfStatement; | ||
| import org.mozilla.javascript.ast.Name; | ||
| import org.mozilla.javascript.ast.Scope; | ||
| import org.mozilla.javascript.ast.VariableDeclaration; | ||
| import org.mozilla.javascript.ast.VariableInitializer; | ||
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| class ParserLineColumnNumberTest { | ||
| CompilerEnvirons environment; | ||
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| @BeforeEach | ||
| public void setUp() throws Exception { | ||
| environment = new CompilerEnvirons(); | ||
| } | ||
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| @Test | ||
| void declarationVar() { | ||
| AstRoot root = myParse("var a =\n1;"); | ||
| VariableDeclaration varStatement = assertInstanceOf(VariableDeclaration.class, root.getFirstChild()); | ||
| assertEquals(0, varStatement.getLineno()); | ||
| assertEquals(1, varStatement.column()); | ||
| assertEquals(1, varStatement.getVariables().size()); | ||
| VariableInitializer varInitializer = varStatement.getVariables().get(0); | ||
| assertEquals(0, varInitializer.getTarget().getLineno()); | ||
| assertEquals(5, varInitializer.getTarget().column()); | ||
| assertEquals(1, varInitializer.getInitializer().getLineno()); | ||
| assertEquals(1, varInitializer.getInitializer().column()); | ||
| } | ||
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| @Test | ||
| void declarationConst() { | ||
| AstRoot root = myParse("const a =\n1;"); | ||
| VariableDeclaration varStatement = assertInstanceOf(VariableDeclaration.class, root.getFirstChild()); | ||
| assertEquals(0, varStatement.getLineno()); | ||
| assertEquals(1, varStatement.column()); | ||
| assertEquals(1, varStatement.getVariables().size()); | ||
| VariableInitializer varInitializer = varStatement.getVariables().get(0); | ||
| assertEquals(0, varInitializer.getTarget().getLineno()); | ||
| assertEquals(7, varInitializer.getTarget().column()); | ||
| assertEquals(1, varInitializer.getInitializer().getLineno()); | ||
| assertEquals(1, varInitializer.getInitializer().column()); | ||
| } | ||
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| @Test | ||
| void declarationLet() { | ||
| AstRoot root = myParse("let a =\n1;"); | ||
| VariableDeclaration varStatement = assertInstanceOf(VariableDeclaration.class, root.getFirstChild()); | ||
| assertEquals(0, varStatement.getLineno()); | ||
| assertEquals(1, varStatement.column()); | ||
| assertEquals(1, varStatement.getVariables().size()); | ||
| VariableInitializer varInitializer = varStatement.getVariables().get(0); | ||
| assertEquals(0, varInitializer.getTarget().getLineno()); | ||
| assertEquals(5, varInitializer.getTarget().column()); | ||
| assertEquals(1, varInitializer.getInitializer().getLineno()); | ||
| assertEquals(1, varInitializer.getInitializer().column()); | ||
| } | ||
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| @Test | ||
| void controlFlowIf() { | ||
| AstRoot root = myParse( | ||
| "if (a) {\n" + | ||
| " b\n" + | ||
| "} else {\n" + | ||
| " c;\n" + | ||
| "}"); | ||
| IfStatement ifStatement = assertInstanceOf(IfStatement.class, root.getFirstChild()); | ||
| assertEquals(0, ifStatement.getLineno()); | ||
| assertEquals(1, ifStatement.column()); | ||
| assertEquals(0, ifStatement.getCondition().getLineno()); | ||
| assertEquals(5, ifStatement.getCondition().column()); | ||
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| Scope thenPart = assertInstanceOf(Scope.class, ifStatement.getThenPart()); | ||
| assertEquals(0, thenPart.getLineno()); | ||
| assertEquals(8, thenPart.column()); | ||
| assertEquals(1, thenPart.getStatements().get(0).getLineno()); | ||
| assertEquals(3, thenPart.getStatements().get(0).column()); | ||
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| assertEquals(3, ifStatement.getElsePart().getFirstChild().getLineno()); | ||
| assertEquals(3, ifStatement.getElsePart().getFirstChild().column()); | ||
| } | ||
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| @Test | ||
| void expressionName() { | ||
| AstRoot root = myParse(" a"); | ||
| ExpressionStatement nameExpr = assertInstanceOf(ExpressionStatement.class, root.getFirstChild()); | ||
| assertEquals(0, nameExpr.getLineno()); | ||
| assertEquals(2, nameExpr.column()); | ||
| Name name = assertInstanceOf(Name.class, nameExpr.getExpression()); | ||
| assertEquals(0, name.getLineno()); | ||
| assertEquals(2, name.column()); | ||
| } | ||
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| @Test | ||
| void expressionInBlock() { | ||
| AstRoot root = myParse(" {a}"); | ||
| Scope block = assertInstanceOf(Scope.class, root.getFirstChild()); | ||
| assertEquals(0, block.getLineno()); | ||
| assertEquals(2, block.column()); | ||
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| assertEquals(1, block.getStatements().size()); | ||
| AstNode firstStatement = block.getStatements().get(0); | ||
| assertEquals(0, firstStatement.getLineno()); | ||
| assertEquals(3, firstStatement.column()); | ||
| } | ||
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| private AstRoot myParse(String source) { | ||
| environment.setLanguageVersion(Context.VERSION_ES6); | ||
| return ParserTest.parse(source, null, null, true, environment); | ||
| } | ||
| } |