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

Example 81 with ICompilationUnit

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

the class AssistQuickFixTest method testExtractToMethod2.

@Test
public void testExtractToMethod2() throws Exception {
    //https://bugs.eclipse.org/bugs/show_bug.cgi?id=41302
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    void foo() {\n");
    buf.append("        int a = 1;\n");
    buf.append("        int b = 1;\n");
    buf.append("        int d = a + b;\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    int offset1 = buf.toString().indexOf("int b = 1;");
    int offset2 = buf.toString().indexOf("a + b;") + 6;
    AssistContext context = getCorrectionContext(cu, offset1, offset2 - offset1);
    List proposals = collectAssists(context, false);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    void foo() {\n");
    buf.append("        int a = 1;\n");
    buf.append("        extracted(a);\n");
    buf.append("    }\n");
    buf.append("\n");
    buf.append("    private void extracted(int a) {\n");
    buf.append("        int b = 1;\n");
    buf.append("        int d = a + b;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String ex1 = buf.toString();
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    void foo() {\n");
    buf.append("        int a = 1;\n");
    buf.append("        final int b = 1;\n");
    buf.append("        final int d = a + b;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String ex2 = buf.toString();
    buf = new StringBuffer();
    // Wrap in buf.append() (to clipboard)
    String ex3 = null;
    assertExpectedExistInProposals(proposals, new String[] { ex1, ex2, ex3 });
}

Example 82 with ICompilationUnit

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

the class AssistQuickFixTest method testInvertEquals6.

@Test
public void testInvertEquals6() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("class A {\n");
    buf.append("    static String get() {\n");
    buf.append("        return \"a\";\n");
    buf.append("    }\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        \"a\".equals(A.get());\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    String str = "equals";
    AssistContext context = getCorrectionContext(cu, buf.toString().indexOf(str), 0);
    List proposals = collectAssists(context, FILTER_EQ);
    assertNumberOfProposals(proposals, 1);
    assertCorrectLabels(proposals);
    cu = pack1.createCompilationUnit("E.java", buf.toString(), true, null);
    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview = getPreviewContent(proposal);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("class A {\n");
    buf.append("    static String get() {\n");
    buf.append("        return \"a\";\n");
    buf.append("    }\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        A.get().equals(\"a\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    assertEqualString(preview, buf.toString());
    cu = pack1.createCompilationUnit("E.java", buf.toString(), true, null);
    context = getCorrectionContext(cu, buf.toString().indexOf(str), 0);
    proposals = collectAssists(context, FILTER_EQ);
    assertNumberOfProposals(proposals, 1);
    assertCorrectLabels(proposals);
    proposal = (CUCorrectionProposal) proposals.get(0);
    preview = getPreviewContent(proposal);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("class A {\n");
    buf.append("    static String get() {\n");
    buf.append("        return \"a\";\n");
    buf.append("    }\n");
    buf.append("}\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        \"a\".equals(A.get());\n");
    buf.append("    }\n");
    buf.append("}\n");
    assertEqualString(preview, buf.toString());
}

Example 83 with ICompilationUnit

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

the class AssistQuickFixTest17 method testConvertToMultiCatch2.

@Test
public void testConvertToMultiCatch2() 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("    void foo() {\n");
    buf.append("        try {\n");
    buf.append("            System.out.println(\"foo\");\n");
    buf.append("        } catch (IllegalArgumentException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (NullPointerException e) {\n");
    buf.append("            e.printStackTrace();\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("catch");
    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("    void foo() {\n");
    buf.append("        try {\n");
    buf.append("            System.out.println(\"foo\");\n");
    buf.append("        } catch (IllegalArgumentException | NullPointerException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}

Example 84 with ICompilationUnit

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

the class AssistQuickFixTest17 method testConvertToMultiCatch4.

@Test
public void testConvertToMultiCatch4() 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("    void foo() {\n");
    buf.append("        try {\n");
    buf.append("            System.out.println(\"foo\");\n");
    buf.append("        } catch (IllegalArgumentException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (NullPointerException e) {\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("catch");
    AssistContext context = getCorrectionContext(cu, offset, 0);
    assertNoErrors(context);
    List proposals = collectAssists(context, false);
    assertProposalDoesNotExist(proposals, CONVERT_TO_A_SINGLE_MULTI_CATCH_BLOCK);
}

Example 85 with ICompilationUnit

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

the class AssistQuickFixTest17 method testUnrollMultiCatch4.

@Test
public void testUnrollMultiCatch4() 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("    void foo() {\n");
    buf.append("        try {\n");
    buf.append("            System.out.println(\"foo\");\n");
    buf.append("        } catch (IllegalArgumentException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (NullPointerException | ClassCastException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (ArrayIndexOutOfBoundsException e) {\n");
    buf.append("            e.printStackTrace();\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("catch (NullPointerException");
    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("    void foo() {\n");
    buf.append("        try {\n");
    buf.append("            System.out.println(\"foo\");\n");
    buf.append("        } catch (IllegalArgumentException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (NullPointerException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (ClassCastException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        } catch (ArrayIndexOutOfBoundsException e) {\n");
    buf.append("            e.printStackTrace();\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertExpectedExistInProposals(proposals, new String[] { expected1 });
}