| /******************************************************************************* |
| * Copyright (c) 2019 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.core.tests.model; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.WorkingCopyOwner; |
| import org.eclipse.jdt.core.search.IJavaSearchScope; |
| import org.eclipse.jdt.core.search.ReferenceMatch; |
| import org.eclipse.jdt.core.search.SearchEngine; |
| import org.eclipse.jdt.core.search.SearchMatch; |
| import org.eclipse.jdt.core.search.TypeReferenceMatch; |
| |
| import junit.framework.Test; |
| |
| public class JavaSearchBugs12Tests extends AbstractJavaSearchTests { |
| |
| static { |
| // org.eclipse.jdt.internal.core.search.BasicSearchEngine.VERBOSE = true; |
| // TESTS_NUMBERS = new int[] { 19 }; |
| // TESTS_RANGE = new int[] { 1, -1 }; |
| // TESTS_NAMES = new String[] {"testBug542559_001"}; |
| } |
| |
| public JavaSearchBugs12Tests(String name) { |
| super(name); |
| this.endChar = ""; |
| } |
| public static Test suite() { |
| return buildModelTestSuite(JavaSearchBugs12Tests.class, BYTECODE_DECLARATION_ORDER); |
| } |
| class TestCollector extends JavaSearchResultCollector { |
| public void acceptSearchMatch(SearchMatch searchMatch) throws CoreException { |
| super.acceptSearchMatch(searchMatch); |
| } |
| } |
| class ReferenceCollector extends JavaSearchResultCollector { |
| protected void writeLine() throws CoreException { |
| super.writeLine(); |
| ReferenceMatch refMatch = (ReferenceMatch) this.match; |
| IJavaElement localElement = refMatch.getLocalElement(); |
| if (localElement != null) { |
| this.line.append("+["); |
| if (localElement.getElementType() == IJavaElement.ANNOTATION) { |
| this.line.append('@'); |
| this.line.append(localElement.getElementName()); |
| this.line.append(" on "); |
| this.line.append(localElement.getParent().getElementName()); |
| } else { |
| this.line.append(localElement.getElementName()); |
| } |
| this.line.append(']'); |
| } |
| } |
| |
| } |
| class TypeReferenceCollector extends ReferenceCollector { |
| protected void writeLine() throws CoreException { |
| super.writeLine(); |
| TypeReferenceMatch typeRefMatch = (TypeReferenceMatch) this.match; |
| IJavaElement[] others = typeRefMatch.getOtherElements(); |
| int length = others==null ? 0 : others.length; |
| if (length > 0) { |
| this.line.append("+["); |
| for (int i=0; i<length; i++) { |
| IJavaElement other = others[i]; |
| if (i>0) this.line.append(','); |
| if (other.getElementType() == IJavaElement.ANNOTATION) { |
| this.line.append('@'); |
| this.line.append(other.getElementName()); |
| this.line.append(" on "); |
| this.line.append(other.getParent().getElementName()); |
| } else { |
| this.line.append(other.getElementName()); |
| } |
| } |
| this.line.append(']'); |
| } |
| } |
| } |
| |
| IJavaSearchScope getJavaSearchScope() { |
| return SearchEngine.createJavaSearchScope(new IJavaProject[] {getJavaProject("JavaSearchBugs")}); |
| } |
| IJavaSearchScope getJavaSearchScopeBugs(String packageName, boolean addSubpackages) throws JavaModelException { |
| if (packageName == null) return getJavaSearchScope(); |
| return getJavaSearchPackageScope("JavaSearchBugs", packageName, addSubpackages); |
| } |
| public ICompilationUnit getWorkingCopy(String path, String source) throws JavaModelException { |
| if (this.wcOwner == null) { |
| this.wcOwner = new WorkingCopyOwner() {}; |
| } |
| return getWorkingCopy(path, source, this.wcOwner); |
| } |
| @Override |
| public void setUpSuite() throws Exception { |
| super.setUpSuite(); |
| JAVA_PROJECT = setUpJavaProject("JavaSearchBugs", "12"); |
| } |
| public void tearDownSuite() throws Exception { |
| deleteProject("JavaSearchBugs"); |
| super.tearDownSuite(); |
| } |
| protected void setUp () throws Exception { |
| super.setUp(); |
| this.resultCollector = new TestCollector(); |
| this.resultCollector.showAccuracy(true); |
| } |
| |
| public void testBug542559_001() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " int switch_expr_field = 10;\n" + |
| " int twice(int i) {\n" + |
| " int tw = switch (i) {\n" + |
| " case 0 -> switch_expr_field * 0;\n" + |
| " case 1 -> 2;\n" + |
| " default -> 3;\n" + |
| " };\n" + |
| " return tw;\n" + |
| " }\n" + |
| " public static void main(String... args) {\n" + |
| " System.out.print(new X().twice(3));\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("switch_expr_field", FIELD, REFERENCES); |
| assertSearchResults("src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH"); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| public void testBug542559_002() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " int switch_expr_field = 10;\n" + |
| " int twice(int i) {\n" + |
| " int tw = switch (i) {\n" + |
| " case 0 -> switch_expr_field * 0;\n" + |
| " case 1 -> { break switch_expr_field; }\n" + |
| " default -> 3;\n" + |
| " };\n" + |
| " return tw;\n" + |
| " }\n" + |
| " public static void main(String... args) {\n" + |
| " System.out.print(new X().twice(3));\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("switch_expr_field", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH\n" + |
| "src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| public void testBug542559_003() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " int switch_expr_field = 10; \n" + |
| " int twice(int i) throws Exception { \n" + |
| " int tw = switch (i) { \n" + |
| " case 0 -> { break switch_expr_field; } \n" + |
| " case 4 -> throw new MyException(); \n" + |
| " default -> 3; \n" + |
| " }; \n" + |
| " return tw; \n" + |
| " } \n" + |
| " public static void main(String[] args) {\n" + |
| " try {\n" + |
| " System.out.print(new X().twice(3));\n" + |
| " } catch (Exception e) {\n" + |
| " // TODO Auto-generated catch block\n" + |
| " e.printStackTrace();\n" + |
| " }\n" + |
| " } \n" + |
| "}\n" + |
| "class MyException extends Exception {\n" + |
| " private static final long serialVersionUID = 3461899582505930474L;\n" + |
| " \n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| IType type = this.workingCopies[0].getType("MyException"); |
| search(type, REFERENCES); |
| assertSearchResults( |
| "src/X.java int X.twice(int) [MyException] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| /* |
| * java search reference for an integer in default block of switch expression |
| */ |
| public void testBug542559_004() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " int switch_expr_field = 10;\n" + |
| " int twice(int i) {\n" + |
| " int tw = switch (i) {\n" + |
| " case 0 -> switch_expr_field * 0;\n" + |
| " case 1 -> 2;\n" + |
| " default ->{ \n" + |
| " switch_expr_field*9; \n" + |
| " }};\n" + |
| " return tw;\n" + |
| " }\n" + |
| " public static void main(String... args) {\n" + |
| " System.out.print(new X().twice(3));\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("switch_expr_field", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH\n" + |
| "src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| |
| /* |
| * java search reference for an integer in default of switch expression |
| */ |
| public void testBug542559_005() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " int switch_expr_field = 10;\n" + |
| " int twice(int i) {\n" + |
| " int tw = switch (i) {\n" + |
| " case 0 -> switch_expr_field * 0;\n" + |
| " case 1 -> 2;\n" + |
| " default -> switch_expr_field*9;\n" + |
| " };\n" + |
| " return tw;\n" + |
| " }\n" + |
| " public static void main(String... args) {\n" + |
| " System.out.print(new X().twice(3));\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("switch_expr_field", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH\n" + |
| "src/X.java int X.twice(int) [switch_expr_field] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| |
| /* |
| * java search reference for simple multi constant case statement for enum |
| */ |
| public void testBug542559_006() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| "enum Day { SATURDAY, SUNDAY, MONDAY;}\n" + |
| "public static void bar(Day day) {\n" + |
| " switch (day) {\n" + |
| " case SATURDAY, SUNDAY: \n" + |
| " System.out.println(Day.SUNDAY);\n" + |
| " break;\n" + |
| " case MONDAY : System.out.println(Day.MONDAY);\n" + |
| " break;\n" + |
| " }\n" + |
| " }" + |
| " public static void main(String[] args) {\n" + |
| " bar(Day.SATURDAY);\n" + |
| " }\n" |
| + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("SATURDAY", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java void X.bar(Day) [SATURDAY] EXACT_MATCH\n"+ |
| "src/X.java void X.main(String[]) [SATURDAY] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| /* |
| * java search reference for simple multi constant case statement for enum, 2nd case |
| */ |
| public void testBug542559_007() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| "enum Day { SATURDAY, SUNDAY, MONDAY;}\n" + |
| "public static void bar(Day day) {\n" + |
| " switch (day) {\n" + |
| " case SATURDAY, SUNDAY: \n" + |
| " System.out.println(Day.SUNDAY);\n" + |
| " break;\n" + |
| " case MONDAY : System.out.println(Day.MONDAY);\n" + |
| " break;\n" + |
| " }\n" + |
| " }" + |
| " public static void main(String[] args) {\n" + |
| " bar(Day.SATURDAY);\n" + |
| " }\n" |
| + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("SUNDAY", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java void X.bar(Day) [SUNDAY] EXACT_MATCH\n"+ |
| "src/X.java void X.bar(Day) [SUNDAY] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| |
| /* |
| * java search reference for class file reference in switch expression |
| */ |
| public void testBug542559_008() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X2.java", |
| "public class X2 {\n" + |
| " String s = new String(); \n" + |
| " int switch_expr_field = 10;\n" + |
| " int twice(int i) {\n" + |
| " int tw = switch (i) {\n" + |
| " case 0 -> switch_expr_field * 0;\n" + |
| " case 1 -> 2;\n" + |
| " default -> new X2().toString().length();\n" + |
| " };\n" + |
| " return tw;\n" + |
| " }\n" + |
| " public static void main(String... args) {\n" + |
| " System.out.print(new X2().twice(3));\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("X2", CLASS, REFERENCES); |
| assertSearchResults( |
| "src/X2.java int X2.twice(int) [X2] EXACT_MATCH\n"+ |
| "src/X2.java void X2.main(String ...) [X2] EXACT_MATCH"); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| |
| /* |
| * java search reference for class file reference in case and default blocks |
| */ |
| public void testBug542559_009() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " Integer abcd\n" + |
| " public static int foo(int i) {\n" + |
| " final int k;\n" + |
| "\n" + |
| " int it = switch (i) { \n" + |
| " case 1 -> {\n" + |
| " k = 1;\n" + |
| " abcd.toString();\n" + |
| " break k ;\n" + |
| " }\n" + |
| " case 2 -> {\n" + |
| " abcd.toString();\n" + |
| " break k ;\n" + |
| " }\n" + |
| " default -> {\n" + |
| " k = 3;\n" + |
| " abcd.toString();\n" + |
| " break k;\n" + |
| " }\n" + |
| " };\n" + |
| " return k;\n" + |
| " }\n" + |
| "\n" + |
| " public boolean bar() {\n" + |
| " return true;\n" + |
| " }\n" + |
| " public static void main(String[] args) {\n" + |
| " System.out.println(foo(3));\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("abcd", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java int X.foo(int) [abcd] EXACT_MATCH\n" + |
| "src/X.java int X.foo(int) [abcd] EXACT_MATCH\n" + |
| "src/X.java int X.foo(int) [abcd] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| |
| /* |
| * java search reference for string constant in switch expression and switch statement |
| */ |
| public void testBug542559_0010() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "public class X {\n" + |
| " static final String MONDAY = \"MONDAY\";\n" + |
| " static final String TUESDAY = \"TUESDAY\";\n" + |
| " static final String WEDNESDAY = \"WEDNESDAY\";\n" + |
| " static final String THURSDAY = \"THURSDAY\";\n" + |
| " static final String FRIDAY = \"FRIDAY\";\n" + |
| " static final String SATURDAY = \"SATURDAY\";\n" + |
| " static final String SUNDAY = \"SUNDAY\"; \n" + |
| " @SuppressWarnings(\"preview\")\n" + |
| " public static void main(String[] args) {\n" + |
| " String day = \"MONDAY\";\n" + |
| " switch (day) {\n" + |
| " case MONDAY, FRIDAY, SUNDAY -> System.out.println(6);\n" + |
| " case TUESDAY -> System.out.println(7);\n" + |
| " case THURSDAY, SATURDAY -> System.out.println(8);\n" + |
| " case WEDNESDAY -> System.out.println(9);\n" + |
| " }\n" + |
| " int k = switch (day) {\n" + |
| " case SATURDAY -> throw new NullPointerException();\n" + |
| " case TUESDAY -> 1;\n" + |
| " case WEDNESDAY -> {break 10;}\n" + |
| " default -> {\n" + |
| " int g = day.h();\n" + |
| " int result = f(g);\n" + |
| " break result;\n" + |
| " }};\n" + |
| " }\n" + |
| " static int f(int k) {\n" + |
| " return k*k;\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject(); //assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("SATURDAY", FIELD, REFERENCES); |
| assertSearchResults( |
| "src/X.java void X.main(String[]) [SATURDAY] EXACT_MATCH\n" + |
| "src/X.java void X.main(String[]) [SATURDAY] EXACT_MATCH" |
| ); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| /* |
| * java search a javatype reference from another java project if that is in switch expression |
| */ |
| public void testBug542559_0011() throws CoreException { |
| try { |
| |
| IJavaProject project1 = createJavaProject("JavaSearchBugs12", new String[] {"src"}, new String[] {"JCL12_LIB"}, "bin", "12"); |
| project1.open(null); |
| createFolder("/JavaSearchBugs12/src/pack1"); |
| createFile("/JavaSearchBugs12/src/pack1/X11.java", |
| "package pack1;\n" + |
| "public class X11 { \n" + |
| " static final String MONDAY = \"MONDAY\";\n" + |
| " static final String TUESDAY = \"TUESDAY\";\n" + |
| " static final String WEDNESDAY = \"WEDNESDAY\";\n" + |
| " static final String THURSDAY = \"THURSDAY\";\n" + |
| " static final String FRIDAY = \"FRIDAY\";\n" + |
| " static final String SATURDAY = \"SATURDAY\";\n" + |
| " static final String SUNDAY = \"SUNDAY\"; \n" + |
| " @SuppressWarnings(\"preview\")\n" + |
| " public static void main(String[] args) {\n" + |
| " String day = \"MONDAY\";\n" + |
| " switch (day) {\n" + |
| " case MONDAY, FRIDAY, SUNDAY -> System.out.println(6);\n" + |
| " case TUESDAY -> System.out.println(7);\n" + |
| " case THURSDAY, SATURDAY -> System.out.println(8);\n" + |
| " case WEDNESDAY -> System.out.println(9);\n" + |
| " }\n" + |
| " int k = switch (day) {\n" + |
| " case SATURDAY -> throw new NullPointerException();\n" + |
| " case TUESDAY -> 1;\n" + |
| " case WEDNESDAY -> {break 10;}\n" + |
| " default -> {\n" + |
| " pack2.X22.a2=99;\n" + |
| " int result = f(g);\n" + |
| " break result;\n" + |
| " }};\n" + |
| " }\n" + |
| " static int f(int k) {\n" + |
| " return k*k;\n" + |
| " }\n" + |
| "}\n"); |
| |
| IJavaProject project2 = createJavaProject("second", new String[] {"src"},new String[] {"JCL12_LIB"}, "bin", "12"); |
| project2.open(null); |
| createFolder("/second/src/pack2"); |
| createFile("/second/src/pack2/X22.java", |
| "package pack2;\n" + |
| "public class X22 {public static int a2=9;}\n"); |
| addClasspathEntry(project1, JavaCore.newProjectEntry(project2.getPath())); |
| project1.close(); // sync |
| project2.close(); |
| project2.open(null); |
| project1.open(null); |
| IPackageFragment pkg = getPackageFragment("second", "src", "pack2"); |
| |
| IJavaSearchScope scope = SearchEngine.createJavaSearchScope(new IJavaProject[] |
| {getJavaProject("JavaSearchBugs12")}); |
| |
| search( |
| pkg, |
| ALL_OCCURRENCES, |
| scope, |
| this.resultCollector); |
| String exp = "src/pack1/X11.java void pack1.X11.main(String[]) [pack2] EXACT_MATCH\n" |
| +"src/pack2 pack2 EXACT_MATCH"; |
| assertSearchResults( |
| exp, |
| this.resultCollector); |
| |
| } |
| finally { |
| deleteProject("JavaSearchBugs12"); |
| deleteProject("second"); |
| } |
| |
| } |
| /* |
| * java search a method reference in switch expression |
| */ |
| public void testBug542559_0012() throws CoreException { |
| this.workingCopies = new ICompilationUnit[1]; |
| this.workingCopies[0] = getWorkingCopy("/JavaSearchBugs/src/X.java", |
| "import java.util.function.Supplier;\n" + |
| "interface I0 { void i(); }\n" + |
| "interface I1 extends I0 {}\n" + |
| "interface I2 extends I0 {}\n" + |
| "public class X {\n" + |
| " I1 n1() { return null; }\n" + |
| " <I extends I2> I n2() { return null; }\n" + |
| " <M> M m(Supplier<M> m) { return m.get(); }\n" + |
| " void test(int i, boolean b) {\n" + |
| " m(switch (i) {\n" + |
| " case 1 -> this::n1;\n" + |
| " default -> this::n2;\n" + |
| " }).i(); \n" + |
| " }\n" + |
| " public static void main(String[] args) {\n" + |
| " try {\n" + |
| " new X().test(1, true);\n" + |
| " } catch (NullPointerException e) {\n" + |
| " System.out.println(\"NPE as expected\");\n" + |
| " }\n" + |
| " }\n" + |
| "}\n" |
| ); |
| IJavaProject javaProject = this.workingCopies[0].getJavaProject();//assuming single project for all working copies |
| String old = javaProject.getOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, true); |
| try { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED); |
| search("n1", METHOD, REFERENCES); |
| assertSearchResults("src/X.java void X.test(int, boolean) [n1] EXACT_MATCH"); |
| } finally { |
| javaProject.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, old); |
| } |
| } |
| |
| } |