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

Example 51 with AssistContext

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

the class AdvancedQuickAssistTest method testInnerAndOuterIfConditions3.

@Test
public void testInnerAndOuterIfConditions3() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public int foo(int a, Object b) {\n");
    buf.append("        if (a == 8) {\n");
    buf.append("            if (b instanceof String) {\n");
    buf.append("                return 0;\n");
    buf.append("            }\n");
    buf.append("        }\n");
    buf.append("        return 1;\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("if (b");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public int foo(int a, Object b) {\n");
    buf.append("        if (b instanceof String) {\n");
    buf.append("            if (a == 8) {\n");
    buf.append("                return 0;\n");
    buf.append("            }\n");
    buf.append("        }\n");
    buf.append("        return 1;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 52 with AssistContext

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

the class AdvancedQuickAssistTest method testAssignAndCastBug331195_8.

@Test
public void testAssignAndCastBug331195_8() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo(int a, Object b) {\n");
    buf.append("        while (b instanceof String) \n");
    buf.append("            System.out.println(b);\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("System") - 1;
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo(int a, Object b) {\n");
    buf.append("        while (b instanceof String) {\n");
    buf.append("            String string = (String) b;\n");
    buf.append("            System.out.println(b);\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 53 with AssistContext

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

the class AdvancedQuickAssistTest method testConvertSwitchToIfBug352422.

@Test
public void testConvertSwitchToIfBug352422() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo(int a) {\n");
    buf.append("        switch (a) {\n");
    buf.append("            case 1:\n");
    buf.append("                System.out.println(1);\n");
    buf.append("                break;\n");
    buf.append("            case 2:\n");
    buf.append("            case 3:\n");
    buf.append("                System.out.println(2);\n");
    buf.append("                break;\n");
    buf.append("            case 4:\n");
    buf.append("            case 5:\n");
    buf.append("            default:\n");
    buf.append("                System.out.println(-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("switch");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 1);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo(int a) {\n");
    buf.append("        if (a == 1) {\n");
    buf.append("            System.out.println(1);\n");
    buf.append("        } else if (a == 2 || a == 3) {\n");
    buf.append("            System.out.println(2);\n");
    buf.append("        } else if (a == 4 || a == 5 || true) {\n");
    buf.append("            System.out.println(-1);\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 54 with AssistContext

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

the class AdvancedQuickAssistTest method testPickOutStringProposals1.

//	public void testSurroundWithTemplate01() throws Exception {
//		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
//		StringBuffer buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        System.out.println(1);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		ICompilationUnit cu= pack1.createCompilationUnit("E1.java", buf.toString(), false, null);
//
//		String selection= "System.out.println(1);";
//		int offset= buf.toString().indexOf(selection);
//
//		AssistContext context= getCorrectionContext(cu, offset, selection.length());
//		assertNoErrors(context);
//		List proposals= Arrays.asList(new QuickTemplateProcessor().getAssists(context, null));
//
//		assertCorrectLabels(proposals);
//		assertNumberOfProposals(proposals, 7);
//
//		String[] expected= new String[7];
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        do {\n");
//		buf.append("            System.out.println(1);\n");
//		buf.append("        } while (condition);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[0]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        for (int i = 0; i < array.length; i++) {\n");
//		buf.append("            System.out.println(1);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[1]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        if (condition) {\n");
//		buf.append("            System.out.println(1);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[2]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        new Runnable() {\n");
//		buf.append("            public void run() {\n");
//		buf.append("                System.out.println(1);\n");
//		buf.append("            }\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[3]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        synchronized (mutex) {\n");
//		buf.append("            System.out.println(1);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[4]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        try {\n");
//		buf.append("            System.out.println(1);\n");
//		buf.append("        } catch (Exception e) {\n");
//		buf.append("            // TODO: handle exception\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[5]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        while (condition) {\n");
//		buf.append("            System.out.println(1);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[6]= buf.toString();
//
//		assertExpectedExistInProposals(proposals, expected);
//	}
//
//	public void testSurroundWithTemplate02() throws Exception {
//		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
//		StringBuffer buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		ICompilationUnit cu= pack1.createCompilationUnit("E1.java", buf.toString(), false, null);
//
//		String selection= "System.out.println(i);";
//		int offset= buf.toString().indexOf(selection);
//
//		AssistContext context= getCorrectionContext(cu, offset, selection.length());
//		assertNoErrors(context);
//		List proposals= Arrays.asList(new QuickTemplateProcessor().getAssists(context, null));
//
//		assertCorrectLabels(proposals);
//		assertNumberOfProposals(proposals, 7);
//
//		String[] expected= new String[7];
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        do {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        } while (condition);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[0]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        for (int j = 0; j < array.length; j++) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[1]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        if (condition) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[2]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        final int i= 10;\n");
//		buf.append("        new Runnable() {\n");
//		buf.append("            public void run() {\n");
//		buf.append("                System.out.println(i);\n");
//		buf.append("            }\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[3]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        synchronized (mutex) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[4]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        try {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        } catch (Exception e) {\n");
//		buf.append("            // TODO: handle exception\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[5]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        while (condition) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[6]= buf.toString();
//
//		assertExpectedExistInProposals(proposals, expected);
//	}
//
//	public void testSurroundWithTemplate03() throws Exception {
//		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
//		StringBuffer buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		ICompilationUnit cu= pack1.createCompilationUnit("E1.java", buf.toString(), false, null);
//
//		String selection= "int i= 10;\n        System.out.println(i);";
//		int offset= buf.toString().indexOf(selection);
//
//		AssistContext context= getCorrectionContext(cu, offset, selection.length());
//		assertNoErrors(context);
//		List proposals= Arrays.asList(new QuickTemplateProcessor().getAssists(context, null));
//
//		assertCorrectLabels(proposals);
//		assertNumberOfProposals(proposals, 7);
//
//		String[] expected= new String[7];
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        do {\n");
//		buf.append("            i = 10;\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        } while (condition);\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[0]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        for (int j = 0; j < array.length; j++) {\n");
//		buf.append("            i = 10;\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[1]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        if (condition) {\n");
//		buf.append("            i = 10;\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[2]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        new Runnable() {\n");
//		buf.append("            public void run() {\n");
//		buf.append("                i = 10;\n");
//		buf.append("                System.out.println(i);\n");
//		buf.append("            }\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[3]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        synchronized (mutex) {\n");
//		buf.append("            i = 10;\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[4]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        try {\n");
//		buf.append("            i = 10;\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        } catch (Exception e) {\n");
//		buf.append("            // TODO: handle exception\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[5]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i;\n");
//		buf.append("        while (condition) {\n");
//		buf.append("            i = 10;\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[6]= buf.toString();
//
//		assertExpectedExistInProposals(proposals, expected);
//	}
//
//	public void testSurroundWithTemplate04() throws Exception {
//		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
//		StringBuffer buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		ICompilationUnit cu= pack1.createCompilationUnit("E1.java", buf.toString(), false, null);
//
//		String selection= "System.out.println(i);";
//		int offset= buf.toString().indexOf(selection);
//
//		AssistContext context= getCorrectionContext(cu, offset, selection.length());
//		assertNoErrors(context);
//		List proposals= Arrays.asList(new QuickTemplateProcessor().getAssists(context, null));
//
//		assertCorrectLabels(proposals);
//		assertNumberOfProposals(proposals, 7);
//
//		String[] expected= new String[7];
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        do {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        } while (condition);\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[0]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        for (int j = 0; j < array.length; j++) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[1]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        if (condition) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[2]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        final int i= 10;\n");
//		buf.append("        new Runnable() {\n");
//		buf.append("            public void run() {\n");
//		buf.append("                System.out.println(i);\n");
//		buf.append("            }\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[3]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        synchronized (mutex) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[4]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        try {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        } catch (Exception e) {\n");
//		buf.append("            // TODO: handle exception\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[5]= buf.toString();
//
//		buf= new StringBuffer();
//		buf.append("package test1;\n");
//		buf.append("public class E1 {\n");
//		buf.append("    public void foo() {\n");
//		buf.append("        int i= 10;\n");
//		buf.append("        while (condition) {\n");
//		buf.append("            System.out.println(i);\n");
//		buf.append("        }\n");
//		buf.append("        System.out.println(i);\n");
//		buf.append("    }\n");
//		buf.append("}\n");
//		expected[6]= buf.toString();
//
//		assertExpectedExistInProposals(proposals, expected);
//	}
@Test
public void testPickOutStringProposals1() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        String string = \"Hello World\";\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("llo");
    int length = "llo".length();
    AssistContext context = getCorrectionContext(cu, offset, length);
    List proposals = collectAssists(context, false);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        String string = \"He\" + \"llo\" + \" World\";\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected });
}

Example 55 with AssistContext

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

the class AdvancedQuickAssistTest method testCombineStringsProposals4.

@Test
public void testCombineStringsProposals4() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        System.out.println(\"Hello\" + \" \" + \"World\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset = buf.toString().indexOf("\"Hello\"");
    int length = "\"Hello\" + \" \" + \"World\"".length();
    AssistContext context = getCorrectionContext(cu, offset, length);
    List proposals = collectAssists(context, false);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        System.out.println(\"Hello World\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected });
}