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IDEA-179038 When navigating to method definition specific type information known from DFA could be used to find actual implementation

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This commit is contained in:
Tagir Valeev
2017-09-15 14:29:43 +07:00
parent 4c1d7a71d6
commit d837111973
2 changed files with 56 additions and 3 deletions
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java/java-tests/testSrc/com/intellij/java/navigation/GotoImplementationHandlerTest.java
+23
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@@ -55,6 +55,29 @@ public class GotoImplementationHandlerTest extends JavaCodeInsightFixtureTestCas
assertEquals(2, impls.length);
}
public void testUnderInstanceOf() {
PsiFile file = myFixture.addFileToProject("Foo.java", "abstract class Hello {\n" +
" abstract void foo();\n" +
"\n" +
" void test(Hello h) {\n" +
" if(h instanceof Hello1) h.fo<caret>o();\n" +
" }\n" +
" \n" +
" class Hello1 extends Hello {\n" +
" void foo() {}\n" +
" }\n" +
" class Hello2 extends Hello {\n" +
" void foo() {}\n" +
" }\n" +
"}");
myFixture.configureFromExistingVirtualFile(file.getVirtualFile());
final PsiElement[] impls = getTargets(file);
assertEquals(1, impls.length);
assertTrue(impls[0] instanceof PsiMethod);
assertEquals("Hello.Hello1", ((PsiMethod)impls[0]).getContainingClass().getQualifiedName());
}
public void testFromIncompleteCode() {
PsiFile file = myFixture.addFileToProject("Foo.java", "public abstract class Hello {\n" +
" abstract void foo();\n" +