Examples with ICompilationUnit org.eclipse.jdt.core.ICompilationUnit used on opensource projects

Example 36 with ICompilationUnit

use of org.eclipse.jdt.core.ICompilationUnit in project che by eclipse.

the class AssistQuickFixTest18 method testChangeLambdaBodyToExpression7.

@Test
public void testChangeLambdaBodyToExpression7() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("class E {\n");
    buf.append("    FI2 fi2c = x ->    {\n");
    buf.append("        return;\n");
    buf.append("    };\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("@FunctionalInterface\n");
    buf.append("interface FI2 {\n");
    buf.append("    void foo(int x);\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.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, 1);
    assertCorrectLabels(proposals);
    assertProposalDoesNotExist(proposals, CorrectionMessages.QuickAssistProcessor_change_lambda_body_to_expression);
}

Example 37 with ICompilationUnit

use of org.eclipse.jdt.core.ICompilationUnit in project che by eclipse.

the class AssistQuickFixTest18 method testBug433754.

@Test
public void testBug433754() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("\n");
    buf.append("class E {\n");
    buf.append("    private void foo() {\n");
    buf.append("        for (String str : new String[1]) {\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("str");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("\n");
    buf.append("class E {\n");
    buf.append("    private void foo() {\n");
    buf.append("        String[] strings = new String[1];\n");
    buf.append("        for (int i = 0; i < strings.length; i++) {\n");
    buf.append("            String str = strings[i];\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    assertNumberOfProposals(proposals, 1);
    assertCorrectLabels(proposals);
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 38 with ICompilationUnit

use of org.eclipse.jdt.core.ICompilationUnit in project che by eclipse.

the class AssistQuickFixTest18 method testConvertToAnonymousClassCreation2.

@Test
public void testConvertToAnonymousClassCreation2() 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((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");
    ICompilationUnit cu = pack1.createCompilationUnit("E.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, 3);
    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(new I() {\n");
    buf.append("            @Override\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");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 39 with ICompilationUnit

use of org.eclipse.jdt.core.ICompilationUnit in project che by eclipse.

the class AssistQuickFixTest18 method testConvertToLambda16.

@Test
public void testConvertToLambda16() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("interface FI {\n");
    buf.append("    void foo();\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("class C1 {\n");
    buf.append("    void fun1() {\n");
    buf.append("        int c = 0; // [1]\n");
    buf.append("        FI test = new FI() {\n");
    buf.append("            @Override\n");
    buf.append("            public void foo() {\n");
    buf.append("                for (int c = 0; c < 10;) { /* [2] */ }\n");
    buf.append("                for (int c = 0; c < 20;) { /* [3] */ }\n");
    buf.append("            }\n");
    buf.append("        };\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("C1.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("FI()");
    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 FI {\n");
    buf.append("    void foo();\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("class C1 {\n");
    buf.append("    void fun1() {\n");
    buf.append("        int c = 0; // [1]\n");
    buf.append("        FI test = () -> {\n");
    buf.append("            for (int c1 = 0; c1 < 10;) { /* [2] */ }\n");
    buf.append("            for (int c2 = 0; c2 < 20;) { /* [3] */ }\n");
    buf.append("        };\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 40 with ICompilationUnit

use of org.eclipse.jdt.core.ICompilationUnit in project che by eclipse.

the class AssistQuickFixTest18 method testChangeLambdaBodyToExpression5.

@Test
public void testChangeLambdaBodyToExpression5() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("class E {\n");
    buf.append("    FI2 fi2= x -> {\n");
    buf.append("        --x;\n");
    buf.append("    };\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("@FunctionalInterface\n");
    buf.append("interface FI2 {\n");
    buf.append("    void foo(int x);\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("->");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("class E {\n");
    buf.append("    FI2 fi2= x -> --x;\n");
    buf.append("}\n");
    buf.append("\n");
    buf.append("@FunctionalInterface\n");
    buf.append("interface FI2 {\n");
    buf.append("    void foo(int x);\n");
    buf.append("}\n");
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}