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nestedNameSpecifier test #1562

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merged 1 commit into from
Oct 2, 2018
Merged

nestedNameSpecifier test #1562

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2 changes: 1 addition & 1 deletion cxx-squid/src/main/java/org/sonar/cxx/parser/CxxGrammarImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -501,7 +501,7 @@ private static void expressions(LexerfulGrammarBuilder b) {

b.rule(nestedNameSpecifier).is(
b.firstOf(
"::",
"::", // C++
b.sequence(typeName, "::"), // C++
b.sequence(namespaceName, "::"), // C++
b.sequence(decltypeSpecifier, "::") // C++
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32 changes: 28 additions & 4 deletions cxx-squid/src/test/java/org/sonar/cxx/parser/ExpressionTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -130,15 +130,39 @@ public void nestedNameSpecifier() {
mockRule(CxxGrammarImpl.decltypeSpecifier);
mockRule(CxxGrammarImpl.simpleTemplateId);

assertThat(p).matches(":: typeName ::");
// basic
assertThat(p).matches("::");
assertThat(p).matches("typeName ::");
assertThat(p).matches(":: namespaceName ::");
assertThat(p).matches("namespaceName ::");
assertThat(p).matches("decltypeSpecifier ::");

// nested-name-specifier identifier ::
assertThat(p).matches(":: foo ::");
assertThat(p).matches("typeName :: foo ::");
assertThat(p).matches("namespaceName :: simpleTemplateId ::");
}
assertThat(p).matches("namespaceName :: foo ::");
assertThat(p).matches("decltypeSpecifier :: foo ::");

// nested-name-specifier simple-template-id ::
assertThat(p).matches(":: simpleTemplateId ::");
assertThat(p).matches("typeName :: simpleTemplateId ::");
assertThat(p).matches("namespaceName :: simpleTemplateId ::");
assertThat(p).matches("decltypeSpecifier :: simpleTemplateId ::");

// nested-name-specifier template simple-template-id ::
assertThat(p).matches(":: template simpleTemplateId ::");
assertThat(p).matches("typeName :: template simpleTemplateId ::");
assertThat(p).matches("namespaceName :: template simpleTemplateId ::");
assertThat(p).matches("decltypeSpecifier :: template simpleTemplateId ::");

// some deeper nested tests
assertThat(p).matches(":: foo1 :: foo2 :: foo3 :: foo4 ::");
assertThat(p).matches("typeName :: foo2 :: foo3 :: foo4 ::");
assertThat(p).matches("namespaceName :: foo2 :: foo3 :: foo4 ::");
assertThat(p).matches("decltypeSpecifier :: foo2 :: foo3 :: foo4 ::");
assertThat(p).matches(":: foo1 :: simpleTemplateId :: foo2 :: simpleTemplateId ::");
assertThat(p).matches(":: foo1 :: template simpleTemplateId :: foo2 :: template simpleTemplateId ::");
}

@Test
public void postfixExpression() {
p.setRootRule(g.rule(CxxGrammarImpl.postfixExpression));
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