| /******************************************************************************* |
| * Copyright (c) 2019, 2020 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.ui.tests.quickfix; |
| |
| import java.util.ArrayList; |
| |
| import org.junit.After; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| import org.eclipse.jdt.testplugin.JavaProjectHelper; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| |
| import org.eclipse.jdt.ui.tests.core.rules.Java14ProjectTestSetup; |
| import org.eclipse.jdt.ui.tests.core.rules.ProjectTestSetup; |
| import org.eclipse.jdt.ui.text.java.IJavaCompletionProposal; |
| import org.eclipse.jdt.ui.text.java.correction.CUCorrectionProposal; |
| |
| @RunWith(JUnit4.class) |
| public class QuickFixTest14 extends QuickFixTest { |
| @Rule |
| public ProjectTestSetup projectSetup = new Java14ProjectTestSetup(true); |
| |
| private IJavaProject fJProject1; |
| |
| private IPackageFragmentRoot fSourceFolder; |
| |
| private static String MODULE_INFO_FILE_CONTENT = "" |
| + "module test {\n" |
| + "}\n"; |
| |
| @After |
| public void tearDown() throws Exception { |
| if (fJProject1 != null) { |
| JavaProjectHelper.delete(fJProject1); |
| } |
| } |
| |
| @Test |
| public void testAddDefaultCaseSwitchStatement1() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void foo(Day day) {\n" |
| + " switch (day) {\n" |
| + " case SATURDAY, SUNDAY -> System.out.println(\"Weekend\");\n" |
| + " case MONDAY, TUESDAY, WEDNESDAY -> System.out.println(\"Weekday\");\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 2); |
| assertNumberOfProposals(proposals, 4); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(1); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void foo(Day day) {\n" |
| + " switch (day) {\n" |
| + " case SATURDAY, SUNDAY -> System.out.println(\"Weekend\");\n" |
| + " case MONDAY, TUESDAY, WEDNESDAY -> System.out.println(\"Weekday\");\n" |
| + " default -> throw new IllegalArgumentException(\"Unexpected value: \" + day);\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testAddDefaultCaseSwitchStatement2() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void foo(Day day) {\n" |
| + " switch (day) {\n" |
| + " case SATURDAY, SUNDAY: System.out.println(\"Weekend\");\n" |
| + " case MONDAY, TUESDAY, WEDNESDAY: System.out.println(\"Weekday\");\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 2); |
| assertNumberOfProposals(proposals, 4); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(1); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void foo(Day day) {\n" |
| + " switch (day) {\n" |
| + " case SATURDAY, SUNDAY: System.out.println(\"Weekend\");\n" |
| + " case MONDAY, TUESDAY, WEDNESDAY: System.out.println(\"Weekday\");\n" |
| + " default :\n" |
| + " break;\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testAddDefaultCaseSwitchStatement3() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void foo(Day day) {\n" |
| + " switch (day) {\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 7); |
| assertNumberOfProposals(proposals, 4); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(1); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void foo(Day day) {\n" |
| + " switch (day) {\n" |
| + " default :\n" |
| + " break;\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testAddMissingCaseSwitchStatement1() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public void bar1(Day day) {\n" |
| + " switch (day) {\n" |
| + " case MONDAY, FRIDAY -> System.out.println(Day.SUNDAY);\n" |
| + " case TUESDAY -> System.out.println(7);\n" |
| + " case THURSDAY, SATURDAY -> System.out.println(8);\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 2); |
| assertNumberOfProposals(proposals, 4); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(0); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public void bar1(Day day) {\n" |
| + " switch (day) {\n" |
| + " case MONDAY, FRIDAY -> System.out.println(Day.SUNDAY);\n" |
| + " case TUESDAY -> System.out.println(7);\n" |
| + " case THURSDAY, SATURDAY -> System.out.println(8);\n" |
| + " case SUNDAY -> throw new UnsupportedOperationException(\"Unimplemented case: \" + day);\n" |
| + " case WEDNESDAY -> throw new UnsupportedOperationException(\"Unimplemented case: \" + day);\n" |
| + " default -> throw new IllegalArgumentException(\"Unexpected value: \" + day);\n" |
| + " }\n" |
| + " }\n" |
| + "}\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testAddDefaultCaseSwitchExpression1() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void bar3(int input) {\n" |
| + " int num = switch (input) {\n" |
| + " case 60, 600 -> 6;\n" |
| + " case 70 -> 7;\n" |
| + " case 80 -> 8;\n" |
| + " case 90, 900 -> {\n" |
| + " yield 9;\n" |
| + " }\n" |
| + " };\n" |
| + " }\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 1); |
| assertNumberOfProposals(proposals, 1); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(0); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void bar3(int input) {\n" |
| + " int num = switch (input) {\n" |
| + " case 60, 600 -> 6;\n" |
| + " case 70 -> 7;\n" |
| + " case 80 -> 8;\n" |
| + " case 90, 900 -> {\n" |
| + " yield 9;\n" |
| + " }\n" |
| + " default -> throw new IllegalArgumentException(\"Unexpected value: \" + input);\n" |
| + " };\n" |
| + " }\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testAddDefaultCaseSwitchExpression2() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void bar4(int input) {\n" |
| + " int num = switch (input) {\n" |
| + " case 60, 600:\n" |
| + " yield 6;\n" |
| + " case 70:\n" |
| + " yield 7;\n" |
| + " case 80:\n" |
| + " yield 8;\n" |
| + " case 90, 900:\n" |
| + " yield 9;\n" |
| + " };\n" |
| + " }\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 1); |
| assertNumberOfProposals(proposals, 1); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(0); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static void bar4(int input) {\n" |
| + " int num = switch (input) {\n" |
| + " case 60, 600:\n" |
| + " yield 6;\n" |
| + " case 70:\n" |
| + " yield 7;\n" |
| + " case 80:\n" |
| + " yield 8;\n" |
| + " case 90, 900:\n" |
| + " yield 9;\n" |
| + " default :\n" |
| + " throw new IllegalArgumentException(\n" |
| + " \"Unexpected value: \" + input);\n" |
| + " };\n" |
| + " }\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testAddMissingCaseSwitchExpression() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public void bar1(Day day) {\n" |
| + " int len = switch (day) {\n" |
| + " case MONDAY, FRIDAY:\n" |
| + " yield 6;\n" |
| + " case TUESDAY:\n" |
| + " yield 7;\n" |
| + " case THURSDAY, SATURDAY:\n" |
| + " yield 8;\n" |
| + " };\n" |
| + " }\n" |
| + "}\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot, 2); |
| assertNumberOfProposals(proposals, 2); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(0); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public void bar1(Day day) {\n" |
| + " int len = switch (day) {\n" |
| + " case MONDAY, FRIDAY:\n" |
| + " yield 6;\n" |
| + " case TUESDAY:\n" |
| + " yield 7;\n" |
| + " case THURSDAY, SATURDAY:\n" |
| + " yield 8;\n" |
| + " case SUNDAY :\n" |
| + " throw new UnsupportedOperationException(\n" |
| + " \"Unimplemented case: \" + day);\n" |
| + " case WEDNESDAY :\n" |
| + " throw new UnsupportedOperationException(\n" |
| + " \"Unimplemented case: \" + day);\n" |
| + " default :\n" |
| + " throw new IllegalArgumentException(\n" |
| + " \"Unexpected value: \" + day);\n" |
| + " };\n" |
| + " }\n" |
| + "}\n" |
| + "enum Day {\n" |
| + " MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY;\n" |
| + "}\n"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| |
| @Test |
| public void testReplaceIncorrectReturnInSwitchExpressionWithYieldStatement() throws Exception { |
| fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin"); |
| fJProject1.setRawClasspath(projectSetup.getDefaultClasspath(), null); |
| JavaProjectHelper.set14CompilerOptions(fJProject1, false); |
| fSourceFolder= JavaProjectHelper.addSourceContainer(fJProject1, "src"); |
| |
| IPackageFragment def= fSourceFolder.createPackageFragment("", false, null); |
| def.createCompilationUnit("module-info.java", MODULE_INFO_FILE_CONTENT, false, null); |
| |
| IPackageFragment pack= fSourceFolder.createPackageFragment("test", false, null); |
| String test= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static int process(int i) {\n" |
| + " var t = switch (i) {\n" |
| + " case 0 -> {\n" |
| + " return 99;\n" |
| + " }\n" |
| + " default ->100;\n" |
| + " };\n" |
| + " return t;\n" |
| + " }\n\n" |
| + " public static void main(String[] args) {\n" |
| + " System.out.println(process(1));\n" |
| + " System.out.println(process(0));\n" |
| + " }\n" |
| + "}"; |
| ICompilationUnit cu= pack.createCompilationUnit("Cls.java", test, false, null); |
| |
| CompilationUnit astRoot= getASTRoot(cu); |
| ArrayList<IJavaCompletionProposal> proposals= collectCorrections(cu, astRoot); |
| assertNumberOfProposals(proposals, 1); |
| assertCorrectLabels(proposals); |
| |
| CUCorrectionProposal proposal= (CUCorrectionProposal) proposals.get(0); |
| String preview= getPreviewContent(proposal); |
| |
| String expected= "" |
| + "package test;\n" |
| + "public class Cls {\n" |
| + " public static int process(int i) {\n" |
| + " var t = switch (i) {\n" |
| + " case 0 -> {\n" |
| + " yield 99;\n" |
| + " }\n" |
| + " default ->100;\n" |
| + " };\n" |
| + " return t;\n" |
| + " }\n\n" |
| + " public static void main(String[] args) {\n" |
| + " System.out.println(process(1));\n" |
| + " System.out.println(process(0));\n" |
| + " }\n" |
| + "}"; |
| |
| assertEqualStringsIgnoreOrder(new String[] { preview }, new String[] { expected }); |
| } |
| } |
