Examples with AssistContext org.eclipse.jdt.internal.ui.text.correction.AssistContext used on opensource projects

Example 21 with AssistContext

use of org.eclipse.jdt.internal.ui.text.correction.AssistContext in project che by eclipse.

the class AssistQuickFixTest18 method testConvertToLambda2.

@Test
public void testConvertToLambda2() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I {\n");
    buf.append("    void method(int a, int b);\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    void bar(I i) {\n");
    buf.append("    }\n");
    buf.append("    void foo() {\n");
    buf.append("        bar(new I() {\n");
    buf.append("            public void method(int a, int b) {\n");
    buf.append("                System.out.println(a+b);\n");
    buf.append("                System.out.println(a+b);\n");
    buf.append("            }\n");
    buf.append("        });\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("I()");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I {\n");
    buf.append("    void method(int a, int b);\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    void bar(I i) {\n");
    buf.append("    }\n");
    buf.append("    void foo() {\n");
    buf.append("        bar((a, b) -> {\n");
    buf.append("            System.out.println(a+b);\n");
    buf.append("            System.out.println(a+b);\n");
    buf.append("        });\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 22 with AssistContext

use of org.eclipse.jdt.internal.ui.text.correction.AssistContext in project che by eclipse.

the class AssistQuickFixTest18 method testConvertToLambda8.

@Test
public void testConvertToLambda8() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I {\n");
    buf.append("    void method();\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    void bar(I i) {\n");
    buf.append("    }\n");
    buf.append("    void foo() {\n");
    buf.append("        bar(new I() {\n");
    buf.append("            public void method() {\n");
    buf.append("                System.out.println();\n");
    buf.append("            }\n");
    buf.append("        });\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("I()");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I {\n");
    buf.append("    void method();\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    void bar(I i) {\n");
    buf.append("    }\n");
    buf.append("    void foo() {\n");
    buf.append("        bar(() -> System.out.println());\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 23 with AssistContext

use of org.eclipse.jdt.internal.ui.text.correction.AssistContext in project che by eclipse.

the class AssistQuickFixTest18 method _testConvertToAnonymousClassCreation7.

@Test
@Ignore
public // Bug 427694: [1.8][compiler] Functional interface not identified correctly
void _testConvertToAnonymousClassCreation7() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I { Object m(Class c); }\n");
    buf.append("interface J<S> { S m(Class<?> c); }\n");
    buf.append("interface K<T> { T m(Class<?> c); }\n");
    buf.append("interface Functional<S,T> extends I, J<S>, K<T> {}\n");
    buf.append("\n");
    buf.append("class C {\n");
    buf.append("    Functional<?, ?> fun= (c) -> { return null;};\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("C.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("->");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I { Object m(Class c); }\n");
    buf.append("interface J<S> { S m(Class<?> c); }\n");
    buf.append("interface K<T> { T m(Class<?> c); }\n");
    buf.append("interface Functional<S,T> extends I, J<S>, K<T> {}\n");
    buf.append("\n");
    buf.append("class C {\n");
    buf.append("    Functional<?, ?> fun= new Functional<Object, Object>() {\n");
    buf.append("        @Override\n");
    buf.append("        public Object m(Class c) {\n");
    buf.append("            return null;\n");
    buf.append("        }\n");
    buf.append("    };\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 24 with AssistContext

use of org.eclipse.jdt.internal.ui.text.correction.AssistContext in project che by eclipse.

the class AssistQuickFixTest18 method testConvertToLambda12.

@Test
public void testConvertToLambda12() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I {\n");
    buf.append("    int foo(String s);\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("interface J {\n");
    buf.append("    Integer foo(String s);\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("public class X extends Y {\n");
    buf.append("    static void goo(I i) { }\n");
    buf.append("    public static void main(String[] args) {\n");
    buf.append("        goo(new I() {\n");
    buf.append("            @Override\n");
    buf.append("            public int foo(String s) {\n");
    buf.append("                return 0;\n");
    buf.append("            }\n");
    buf.append("        });\n");
    buf.append("    }\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("class Y {\n");
    buf.append("    static void goo(J j) { }    \n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("X.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("I()");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface I {\n");
    buf.append("    int foo(String s);\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("interface J {\n");
    buf.append("    Integer foo(String s);\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("public class X extends Y {\n");
    buf.append("    static void goo(I i) { }\n");
    buf.append("    public static void main(String[] args) {\n");
    buf.append("        goo((I) s -> 0);\n");
    buf.append("    }\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("class Y {\n");
    buf.append("    static void goo(J j) { }    \n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 25 with AssistContext

use of org.eclipse.jdt.internal.ui.text.correction.AssistContext in project che by eclipse.

the class AssistQuickFixTest18 method testConvertToLambda7.

@Test
public void testConvertToLambda7() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("abstract class C {\n");
    buf.append("    abstract void method();\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    void bar(C c) {\n");
    buf.append("    }\n");
    buf.append("    void foo() {\n");
    buf.append("        bar(new C() {\n");
    buf.append("            public void method() {\n");
    buf.append("                System.out.println();\n");
    buf.append("            }\n");
    buf.append("        });\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("C()");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 1);
    assertProposalDoesNotExist(proposals, FixMessages.LambdaExpressionsFix_convert_to_lambda_expression);
}