/*******************************************************************************
* Copyright (c) 2000, 2017 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 java.io.IOException;
import junit.framework.Test;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IOrdinaryClassFile;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.ITypeHierarchy;
import org.eclipse.jdt.core.JavaCore;
public class HierarchyOnWorkingCopiesTests extends WorkingCopyTests {
static {
// TESTS_NAMES = new String [] { "test450442" };
}
public HierarchyOnWorkingCopiesTests(String name) {
super(name);
}
public static Test suite() {
return buildModelTestSuite(HierarchyOnWorkingCopiesTests.class);
/* NOTE: cannot use 'new Suite(HierarchyOnWorkingCopiesTests.class)' as this would include tests from super class
TestSuite suite = new Suite(HierarchyOnWorkingCopiesTests.class.getName());
suite.addTest(new HierarchyOnWorkingCopiesTests("testSimpleSuperTypeHierarchy"));
suite.addTest(new HierarchyOnWorkingCopiesTests("testSimpleSubTypeHierarchy"));
return suite;
*/
}
/**
*/
public void testSimpleSubTypeHierarchy() throws CoreException {
String newContents =
"package x.y;\n" +
"public class A extends B {\n" +
"}";
this.copy.getBuffer().setContents(newContents);
this.copy.reconcile(ICompilationUnit.NO_AST, false, null, null);
IFile file = null;
try {
file = this.createFile(
"P/src/x/y/B.java",
"package x.y;\n" +
"public class B {\n" +
"}");
IType type = this.getCompilationUnit("P/src/x/y/B.java").getType("B");
ITypeHierarchy h = type.newTypeHierarchy(new ICompilationUnit[] {this.copy}, null);
assertHierarchyEquals(
"Focus: B [in B.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n" +
" A [in [Working copy] A.java [in x.y [in src [in P]]]]\n",
h);
} finally {
if (file != null) {
this.deleteResource(file);
}
}
}
/**
*/
public void testSimpleSuperTypeHierarchy() throws CoreException {
String newContents =
"package x.y;\n" +
"public class A {\n" +
"}\n" +
"class B {\n" +
"}";
this.copy.getBuffer().setContents(newContents);
this.copy.reconcile(ICompilationUnit.NO_AST, false, null, null);
IFile file = null;
try {
file = this.createFile(
"P/src/x/y/C.java",
"package x.y;\n" +
"public class C extends B {\n" +
"}");
IType type = this.getCompilationUnit("P/src/x/y/C.java").getType("C");
ITypeHierarchy h = type.newSupertypeHierarchy(new ICompilationUnit[] {this.copy}, null);
assertHierarchyEquals(
"Focus: C [in C.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
" B [in [Working copy] A.java [in x.y [in src [in P]]]]\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n",
h);
} finally {
if (file != null) {
this.deleteResource(file);
}
}
}
//https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845
//make sure uncommitted changes to primary working copy shows up in hierarchy
public void test228845() throws CoreException {
String newContents =
"package x.y;\n" +
"public class A extends B {\n" +
"}";
ICompilationUnit primaryCu = this.copy.getPrimary();
primaryCu.becomeWorkingCopy(null);
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
IFile file = null;
try {
file = this.createFile(
"P/src/x/y/B.java",
"package x.y;\n" +
"public class B {\n" +
"}");
IType type = this.getCompilationUnit("P/src/x/y/B.java").getType("B");
ITypeHierarchy h = type.newTypeHierarchy(null); // no working copies explicitly passed, should still honor primary working copies.
assertHierarchyEquals(
"Focus: B [in B.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n" +
" A [in [Working copy] A.java [in x.y [in src [in P]]]]\n",
h);
} finally {
primaryCu.discardWorkingCopy();
if (file != null) {
this.deleteResource(file);
}
}
}
//https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845
//make sure uncommitted changes to primary working copy shows up in hierarchy
//created out of a BinaryType.
public void test228845b() throws CoreException, IOException {
addLibrary(getJavaProject("P"), "myLib.jar", "myLibsrc.zip", new String[] {
"my/pkg/X.java",
"package my.pkg;\n" +
"public class X {\n" +
"}",
"my/pkg/Y.java",
"package my.pkg;\n" +
"public class Y {\n" +
" }\n",
}, JavaCore.VERSION_1_4);
IFile file = null;
ICompilationUnit primaryCu = null;
try {
file = this.createFile(
"P/src/Q.java",
"public class Q {} \n");
primaryCu = this.getCompilationUnit("P/src/Q.java").getWorkingCopy(null).getPrimary();
primaryCu.becomeWorkingCopy(null);
String newContents =
"public class Q extends my.pkg.X {\n" +
"}";
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
IOrdinaryClassFile cf = getClassFile("P", "myLib.jar", "my.pkg", "X.class");
IType typ = cf.getType();
ITypeHierarchy h = typ.newTypeHierarchy(null);
assertHierarchyEquals(
"Focus: X [in X.class [in my.pkg [in myLib.jar [in P]]]]\n" +
"Super types:\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n" +
" Q [in [Working copy] Q.java [in <default> [in src [in P]]]]\n",
h);
} finally {
if (primaryCu != null) {
primaryCu.discardWorkingCopy();
}
if (file!= null) {
this.deleteResource(file);
}
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=400905
// Fix for 228845 does not seem to work for anonymous/local/functional types.
public void test400905() throws CoreException {
String newContents =
"package x.y;\n" +
"public class A {\n" +
" void foo() {\n" +
" class X extends B {}\n" +
" }\n" +
"}";
ICompilationUnit primaryCu = this.copy.getPrimary();
primaryCu.becomeWorkingCopy(null);
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
IFile file = null;
try {
file = this.createFile(
"P/src/x/y/B.java",
"package x.y;\n" +
"public class B {\n" +
"}");
IType type = this.getCompilationUnit("P/src/x/y/B.java").getType("B");
ITypeHierarchy h = type.newTypeHierarchy(null); // no working copies explicitly passed, should still honor primary working copies.
assertHierarchyEquals(
"Focus: B [in B.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n" +
" X [in foo() [in A [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n",
h);
} finally {
primaryCu.discardWorkingCopy();
if (file != null) {
this.deleteResource(file);
}
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=400905
// Fix for 228845 does not seem to work for anonymous/local/functional types.
public void test400905a() throws CoreException {
String newContents =
"package x.y;\n" +
"public class A {\n" +
" void foo() {\n" +
" X x = new B() {}\n" +
" }\n" +
"}";
ICompilationUnit primaryCu = this.copy.getPrimary();
primaryCu.becomeWorkingCopy(null);
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
IFile file = null;
try {
file = this.createFile(
"P/src/x/y/B.java",
"package x.y;\n" +
"public class B {\n" +
"}");
IType type = this.getCompilationUnit("P/src/x/y/B.java").getType("B");
ITypeHierarchy h = type.newTypeHierarchy(null); // no working copies explicitly passed, should still honor primary working copies.
assertHierarchyEquals(
"Focus: B [in B.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n" +
" <anonymous #1> [in foo() [in A [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n",
h);
} finally {
primaryCu.discardWorkingCopy();
if (file != null) {
this.deleteResource(file);
}
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=400905
// Fix for 228845 does not seem to work for anonymous/local/functional types.
public void test400905b() throws CoreException, IOException {
IJavaProject javaProject = getJavaProject("P");
String oldCompliance = javaProject.getOption(JavaCore.COMPILER_COMPLIANCE, true);
String oldSource = javaProject.getOption(JavaCore.COMPILER_SOURCE, true);
try {
javaProject.setOption(JavaCore.COMPILER_COMPLIANCE, "1.8");
javaProject.setOption(JavaCore.COMPILER_SOURCE, "1.8");
String newContents =
"package x.y;\n" +
"interface I { \n" +
" int thrice(int x);\n" +
"}\n" +
"interface J {\n" +
" int twice(int x);\n" +
"}\n" +
"public class X {\n" +
" I i = (x) -> {return x * 3;}; \n" +
" X x = null;\n" +
" static void goo(I i) {} \n" +
" public static void main(String[] args) { \n" +
" goo((x)-> { \n" +
" int y = 3;\n" +
" return x * y; \n" +
" });\n" +
" I i2 = (x) -> {\n" +
" int y = 3; \n" +
" return x * y;\n" +
" };\n" +
" J j1 = (x) -> { \n" +
" int y = 2; \n" +
" return x * y;\n" +
" }; \n" +
" }\n" +
"}\n";
ICompilationUnit primaryCu = this.copy.getPrimary();
primaryCu.becomeWorkingCopy(null);
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
try {
IType type = primaryCu.getType("I");
ITypeHierarchy h = type.newTypeHierarchy(null); // no working copies explicitly passed, should still honor primary working copies.
assertHierarchyEquals(
"Focus: I [in [Working copy] A.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
"Sub types:\n" +
" <lambda #1> [in i [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n" +
" <lambda #1> [in main(String[]) [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n" +
" <lambda #1> [in main(String[]) [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n",
h);
} finally {
primaryCu.discardWorkingCopy();
}
} finally {
if (oldCompliance != null)
javaProject.setOption(JavaCore.COMPILER_COMPLIANCE, oldCompliance);
if (oldSource != null)
javaProject.setOption(JavaCore.COMPILER_SOURCE, oldSource);
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=429435, [1.8][search]Hierarchy search for lambda expressions do not show all the lambda expressions
public void test429435() throws CoreException, IOException {
IJavaProject javaProject = getJavaProject("P");
String oldCompliance = javaProject.getOption(JavaCore.COMPILER_COMPLIANCE, true);
String oldSource = javaProject.getOption(JavaCore.COMPILER_SOURCE, true);
try {
javaProject.setOption(JavaCore.COMPILER_COMPLIANCE, "1.8");
javaProject.setOption(JavaCore.COMPILER_SOURCE, "1.8");
String newContents =
"package x.y;\n" +
"interface I {\n" +
" public int doit();\n" +
"}\n" +
"public class X {\n" +
"void zoo() {\n" +
" I i = () /*1*/-> {\n" +
" I i2 = () /*2*/-> Y.foo(() -> Y.foo(()->Y.foo(()->10)));\n" +
" final Y y = new Y() {\n" +
" @Override\n" +
" public int doit() {\n" +
" I i = () -> 10;\n" +
" return i.doit();\n" +
" }\n" +
" };\n" +
" return 0;\n" +
" };\n" +
" }\n" +
"}\n" +
" class Y implements I{\n" +
"\n" +
" static int foo(I i) { return 0;}\n" +
" @Override\n" +
" public int doit() {\n" +
" // TODO Auto-generated method stub\n" +
" return 0;\n" +
" } \n" +
"}\n";
ICompilationUnit primaryCu = this.copy.getPrimary();
primaryCu.becomeWorkingCopy(null);
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
try {
IType type = primaryCu.getType("I");
ITypeHierarchy h = type.newTypeHierarchy(null); // no working copies explicitly passed, should still honor primary working copies.
assertHierarchyEquals(
"Focus: I [in [Working copy] A.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
"Sub types:\n" +
" <lambda #1> [in doit() [in <anonymous #1> [in doit() [in <lambda #1> [in zoo() [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]]]]]\n" +
" <lambda #1> [in doit() [in <lambda #1> [in doit() [in <lambda #1> [in doit() [in <lambda #1> [in doit() [in <lambda #1> [in zoo() [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]]]]]]]]]\n" +
" <lambda #1> [in doit() [in <lambda #1> [in doit() [in <lambda #1> [in doit() [in <lambda #1> [in zoo() [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]]]]]]]\n" +
" <lambda #1> [in doit() [in <lambda #1> [in doit() [in <lambda #1> [in zoo() [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]]]]]\n" +
" <lambda #1> [in doit() [in <lambda #1> [in zoo() [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]]]\n" +
" <lambda #1> [in zoo() [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n" +
" Y [in [Working copy] A.java [in x.y [in src [in P]]]]\n",
h);
} finally {
primaryCu.discardWorkingCopy();
}
} finally {
if (oldCompliance != null)
javaProject.setOption(JavaCore.COMPILER_COMPLIANCE, oldCompliance);
if (oldSource != null)
javaProject.setOption(JavaCore.COMPILER_SOURCE, oldSource);
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=429537, [1.8][hierarchy]NPE in hierarchy resolution
public void test429537() throws CoreException, IOException {
IJavaProject javaProject = getJavaProject("P");
String oldCompliance = javaProject.getOption(JavaCore.COMPILER_COMPLIANCE, true);
String oldSource = javaProject.getOption(JavaCore.COMPILER_SOURCE, true);
try {
javaProject.setOption(JavaCore.COMPILER_COMPLIANCE, "1.8");
javaProject.setOption(JavaCore.COMPILER_SOURCE, "1.8");
String newContents =
"package x.y;\n" +
"public class X extends Y {\n" +
"public static void main(String [] args) {\n" +
" I<Y> c = () /* foo */ -> () /* bar */ -> {};\n" +
" I<Y> y = args.length < 1 ? (() /* true */-> 42) : (() /* false */ -> 23);\n" +
" Object o = (I) () /* cast */ -> 42;\n" +
" }\n" +
"}\n" +
"interface I<T> {\n" +
" public T foo();\n" +
"}\n" +
"class Y {\n" +
" public void bar() {}\n" +
"}\n";
ICompilationUnit primaryCu = this.copy.getPrimary();
primaryCu.becomeWorkingCopy(null);
primaryCu.getBuffer().setContents(newContents);
primaryCu.reconcile(ICompilationUnit.NO_AST, false, null, null);
try {
IType type = primaryCu.getType("I");
ITypeHierarchy h = type.newTypeHierarchy(null); // no working copies explicitly passed, should still honor primary working copies.
assertHierarchyEquals(
"Focus: I [in [Working copy] A.java [in x.y [in src [in P]]]]\n" +
"Super types:\n" +
"Sub types:\n" +
" <lambda #1> [in main(String[]) [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n" +
" <lambda #1> [in main(String[]) [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n" +
" <lambda #1> [in main(String[]) [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n" +
" <lambda #1> [in main(String[]) [in X [in [Working copy] A.java [in x.y [in src [in P]]]]]]\n",
h);
} finally {
primaryCu.discardWorkingCopy();
}
} finally {
if (oldCompliance != null)
javaProject.setOption(JavaCore.COMPILER_COMPLIANCE, oldCompliance);
if (oldSource != null)
javaProject.setOption(JavaCore.COMPILER_SOURCE, oldSource);
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=442534, Eclipse's Run button does not work.
public void test442534() throws CoreException, IOException {
IJavaProject project = null;
try {
project = this.createJavaProject(
"Bug442534",
new String[] {"src"},
new String[] {this.getExternalJCLPathString(), "lib"},
"bin");
project.setOption(JavaCore.COMPILER_COMPLIANCE, "1.8");
project.setOption(JavaCore.COMPILER_SOURCE, "1.8");
this.createFolder("Bug442534/src/q");
this.createFile("Bug442534/src/X.java",
"import q.*;\n" +
"public final class X {\n" +
" public static void main(String[] args) {\n" +
" foo(e -> { if (new Object() instanceof Y);});\n" +
" };\n" +
" static void foo(I i) {\n" +
" return;\n" +
" }\n" +
"}\n" +
"interface I {\n" +
" void foo(int x);\n" +
"}\n");
this.createFile("Bug442534/src/q/Y.java",
"package q;\n" +
"public class Y {\n" +
"}\n");
this.createFile("Bug442534/src/q/package-info.java",
"package q;\n"
);
project.findType("X").newSupertypeHierarchy(null);
} finally {
if (project != null)
this.deleteProject(project);
}
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=450442, [1.8] NPE at HandleFactory.createElement on hover
public void test450442() throws CoreException, IOException {
IJavaProject project = null;
try {
project = this.createJavaProject(
"Bug450442",
new String[] {"src"},
new String[] {this.getExternalJCLPathString(), "lib"},
"bin");
project.setOption(JavaCore.COMPILER_COMPLIANCE, "1.8");
project.setOption(JavaCore.COMPILER_SOURCE, "1.8");
this.createFile("Bug450442/src/Claxx.java",
"import java.util.function.Consumer;\n" +
"public class Claxx {\n" +
" void post(Runnable r) {\n" +
" r.run();\n" +
" }\n" +
" void absorb(Consumer<Claxx> c) throws Exception {\n" +
" c.accept(this);\n" +
" }\n" +
" \n" +
" static void execute() {\n" +
" System.out.println(\"exec!\");\n" +
" }\n" +
" static void executeGiven(Object o) {\n" +
" System.out.println(\"exec \" + o);\n" +
" }\n" +
" void executeObject() {\n" +
" System.out.println(\"exec \" + this);\n" +
" } \n" +
"}\n" +
"class ClaxxTest {\n" +
" Claxx claxx = new Claxx();\n" +
" \n" +
" void doInBackground() throws Exception {\n" +
" claxx.post(Claxx::execute); \n" +
" absorb(Claxx::executeGiven);\n" +
" post(this::executeObject);\n" +
" \n" +
" absorb(Claxx::executeObject);\n" +
" post(() -> execute());\n" +
" post(() -> executeGiven(this)); // not convertible\n" +
" post(() -> executeObject());\n" +
" }\n" +
"}\n");
ITypeHierarchy h = project.findType("Claxx").newSupertypeHierarchy(null);
assertHierarchyEquals(
"Focus: Claxx [in Claxx.java [in <default> [in src [in Bug450442]]]]\n" +
"Super types:\n" +
" Object [in Object.class [in java.lang [in "+ getExternalJCLPathString() + "]]]\n" +
"Sub types:\n",
h);
} finally {
if (project != null)
this.deleteProject(project);
}
}
}
