/
NonFatalErrorTest.java
590 lines (577 loc) · 19.1 KB
/
NonFatalErrorTest.java
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/*******************************************************************************
* Copyright (c) 2000, 2016 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.compiler.regression;
import java.util.Map;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import junit.framework.Test;
@SuppressWarnings({ "unchecked", "rawtypes" })
public class NonFatalErrorTest extends AbstractRegressionTest {
public NonFatalErrorTest(String name) {
super(name);
}
// Static initializer to specify tests subset using TESTS_* static variables
// All specified tests which does not belong to the class are skipped...
static {
// TESTS_NAMES = new String[] { "test127" };
// TESTS_NUMBERS = new int[] { 7 };
// TESTS_RANGE = new int[] { 169, 180 };
}
public static Test suite() {
return buildAllCompliancesTestSuite(testClass());
}
public static Class testClass() {
return NonFatalErrorTest.class;
}
public void test001() {
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError, CompilerOptions.DISABLED);
customOptions.put(CompilerOptions.OPTION_ReportUnusedImport, CompilerOptions.ERROR);
runNegativeTest(
// test directory preparation
true /* flush output directory */,
new String[] { /* test files */
"X.java",
"import java.util.*;\n" +
"\n" +
"public class X {\n" +
" public static void main(String argv[]) {\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
"}"
},
// compiler options
null /* no class libraries */,
customOptions /* custom options */,
// compiler results
"----------\n" + /* expected compiler log */
"1. ERROR in X.java (at line 1)\n" +
" import java.util.*;\n" +
" ^^^^^^^^^\n" +
"The import java.util is never used\n" +
"----------\n",
// runtime results
"SUCCESS" /* expected output string */,
null /* do not check error string */,
// javac options
JavacTestOptions.Excuse.EclipseWarningConfiguredAsError /* javac test options */);
}
public void test002() {
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError, CompilerOptions.ENABLED);
customOptions.put(CompilerOptions.OPTION_ReportUnusedImport, CompilerOptions.ERROR);
runNegativeTest(
// test directory preparation
true /* flush output directory */,
new String[] { /* test files */
"X.java",
"import java.util.*;\n" +
"\n" +
"public class X {\n" +
" public static void main(String argv[]) {\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
"}"
},
// compiler options
null /* no class libraries */,
customOptions /* custom options */,
// compiler results
"----------\n" + /* expected compiler log */
"1. ERROR in X.java (at line 1)\n" +
" import java.util.*;\n" +
" ^^^^^^^^^\n" +
"The import java.util is never used\n" +
"----------\n",
// runtime results
"" /* expected output string */,
"java.lang.Error: Unresolved compilation problem: \n" + /* expectedErrorString */
"\n",
// javac options
JavacTestOptions.Excuse.EclipseWarningConfiguredAsError /* javac test options */);
}
public void test003() {
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError, CompilerOptions.DISABLED);
customOptions.put(CompilerOptions.OPTION_ReportNonExternalizedStringLiteral, CompilerOptions.ERROR);
runNegativeTest(
// test directory preparation
true /* flush output directory */,
new String[] { /* test files */
"X.java",
"public class X {\n" +
" public static void main(String argv[]) {\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
"}"
},
// compiler options
null /* no class libraries */,
customOptions /* custom options */,
// compiler results
"----------\n" + /* expected compiler log */
"1. ERROR in X.java (at line 3)\n" +
" System.out.println(\"SUCCESS\");\n" +
" ^^^^^^^^^\n" +
"Non-externalized string literal; it should be followed by //$NON-NLS-<n>$\n" +
"----------\n",
// runtime results
"SUCCESS" /* expected output string */,
null /* do not check error string */,
// javac options
JavacTestOptions.Excuse.EclipseWarningConfiguredAsError /* javac test options */);
}
public void test004() {
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError, CompilerOptions.DISABLED);
customOptions.put(CompilerOptions.OPTION_ReportUndocumentedEmptyBlock, CompilerOptions.ERROR);
runNegativeTest(
// test directory preparation
true /* flush output directory */,
new String[] { /* test files */
"X.java",
"public class X {\n" +
" public static void foo() {}\n" +
" public static void main(String argv[]) {\n" +
" foo();\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
"}"
},
// compiler options
null /* no class libraries */,
customOptions /* custom options */,
// compiler results
"----------\n" + /* expected compiler log */
"1. ERROR in X.java (at line 2)\n" +
" public static void foo() {}\n" +
" ^^\n" +
"Empty block should be documented\n" +
"----------\n",
// runtime results
"SUCCESS" /* expected output string */,
null /* do not check error string */,
// javac options
JavacTestOptions.Excuse.EclipseWarningConfiguredAsError /* javac test options */);
}
public void test005() {
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError, CompilerOptions.ENABLED);
customOptions.put(CompilerOptions.OPTION_ReportUndocumentedEmptyBlock, CompilerOptions.ERROR);
runNegativeTest(
// test directory preparation
true /* flush output directory */,
new String[] { /* test files */
"X.java",
"public class X {\n" +
" public static void foo() {}\n" +
" public static void main(String argv[]) {\n" +
" foo();\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
"}"
},
// compiler options
null /* no class libraries */,
customOptions /* custom options */,
// compiler results
"----------\n" + /* expected compiler log */
"1. ERROR in X.java (at line 2)\n" +
" public static void foo() {}\n" +
" ^^\n" +
"Empty block should be documented\n" +
"----------\n",
// runtime results
"" /* expected output string */,
"java.lang.Error: Unresolved compilation problem: \n" + /* expectedErrorString */
" Empty block should be documented\n" +
"\n",
// javac options
JavacTestOptions.Excuse.EclipseWarningConfiguredAsError /* javac test options */);
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=319626
public void test006() {
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError, CompilerOptions.DISABLED);
customOptions.put(CompilerOptions.OPTION_ReportUndocumentedEmptyBlock, CompilerOptions.ERROR);
runNegativeTest(
// test directory preparation
true /* flush output directory */,
new String[] { /* test files */
"X.java",
"public class X {\n" +
" { }\n" +
" static { }\n" +
" X() { }\n" +
" X(int a) {}\n" +
" public void foo() {}\n" +
" public static void main(String argv[]) {\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
"}\n"
},
// compiler options
null /* no class libraries */,
customOptions /* custom options */,
// compiler results
"----------\n" +
"1. ERROR in X.java (at line 2)\n" +
" { }\n" +
" ^^^^^^^\n" +
"Empty block should be documented\n" +
"----------\n" +
"2. ERROR in X.java (at line 3)\n" +
" static { }\n" +
" ^^^^\n" +
"Empty block should be documented\n" +
"----------\n" +
"3. ERROR in X.java (at line 5)\n" +
" X(int a) {}\n" +
" ^^\n" +
"Empty block should be documented\n" +
"----------\n" +
"4. ERROR in X.java (at line 6)\n" +
" public void foo() {}\n" +
" ^^\n" +
"Empty block should be documented\n" +
"----------\n",
// runtime results
"SUCCESS" /* expected output string */,
null /* do not check error string */,
// javac options
JavacTestOptions.Excuse.EclipseWarningConfiguredAsError /* javac test options */);
}
public void test007() {
if (this.complianceLevel < ClassFileConstants.JDK1_5) {
return;
}
Map customOptions = getCompilerOptions();
customOptions.put(CompilerOptions.OPTION_FatalOptionalError,
CompilerOptions.ENABLED);
customOptions.put(CompilerOptions.OPTION_ReportUnusedLocal,
CompilerOptions.ERROR);
customOptions.put(CompilerOptions.OPTION_SuppressWarnings,
CompilerOptions.ENABLED);
customOptions.put(CompilerOptions.OPTION_SuppressOptionalErrors,
CompilerOptions.ENABLED);
customOptions.put(CompilerOptions.OPTION_ReportUnusedWarningToken,
CompilerOptions.ERROR);
runConformTest(
new String[] { /* test files */
"X.java",
"public class X {\n" +
" @SuppressWarnings(\"unused\")\n" +
" static void foo() {\n" +
" String s = null;\n" +
" System.out.println(\"SUCCESS\");\n" +
" }\n" +
" public static void main(String argv[]) {\n" +
" foo();\n" +
" }\n" +
"}"
},
"SUCCESS" /* expected output string */,
null /* no class libraries */,
true,
null,
customOptions /* custom options */,
// compiler results
null /* do not check error string */);
}
public void testImportUnresolved() {
Map<String,String> options = getCompilerOptions();
options.put(JavaCore.COMPILER_PB_UNUSED_IMPORT, JavaCore.ERROR);
runNegativeTest(
true, // flush dir
new String[] {
"X.java",
"import com.bogus.Missing;\n" +
"public class X {\n" +
" public static void main(String[] args) {\n" +
" new X().test();\n" +
" }\n" +
" void test() {\n" +
" System.out.println(\"OK\");\n" +
" }\n" +
"}\n"
},
null, // libs
options,
"----------\n" +
"1. ERROR in X.java (at line 1)\n" +
" import com.bogus.Missing;\n" +
" ^^^^^^^^^\n" +
"The import com.bogus cannot be resolved\n" +
"----------\n",
"OK",
"",
JavacTestOptions.SKIP);
}
public void testImportUnresolved_fatal() {
Map<String,String> options = getCompilerOptions();
try {
options.put(JavaCore.COMPILER_PB_UNUSED_IMPORT, JavaCore.ERROR);
options.put(JavaCore.COMPILER_PB_FATAL_OPTIONAL_ERROR, JavaCore.ENABLED);
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.IGNORE);
runNegativeTest(
true, // flush dir
new String[] {
"p/Z.java",
"package p;\n" +
"public class Z {\n" +
" public static void main(String[] args) throws Exception {\n" +
" try {\n" +
" Class.forName(\"X\").newInstance();\n" + // forward reference, workaround by using reflection
" } catch (java.lang.Error e) {\n" +
" System.err.println(e.getMessage());\n" +
" }\n" +
" }\n" +
"}\n",
"X.java",
"import com.bogus.Missing;\n" +
"public class X {\n" +
" public static void main(String[] args) {\n" +
" new X().test();\n" +
" }\n" +
" void test() {\n" +
" System.out.println(\"OK\");\n" +
" }\n" +
"}\n"
},
null, // libs
options,
"----------\n" +
"1. ERROR in X.java (at line 1)\n" +
" import com.bogus.Missing;\n" +
" ^^^^^^^^^\n" +
"The import com.bogus cannot be resolved\n" +
"----------\n",
"",
"Unresolved compilation problem: \n" +
" The import com.bogus cannot be resolved",
JavacTestOptions.SKIP);
} finally {
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
}
}
public void testPackageConflict() {
Map<String,String> options = getCompilerOptions();
try {
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.IGNORE);
runNegativeTest(
true, // flush dir
new String[] {
"p/z.java",
"package p;\n" +
"public class z {\n" +
" public static void main(String[] args) throws Exception {\n" +
" try {\n" +
" Class.forName(\"p.z.X\").newInstance();\n" +
" } catch (ClassNotFoundException e) {\n" +
" System.out.println(e.getClass().getName());\n" +
" }\n" +
" }\n" +
"}\n",
"p/z/X.java",
"package p.z;\n" +
"public class X {\n" +
" public X() {\n" +
" System.out.println(\"OK\");\n" +
" }\n" +
"}\n",
},
null, // libs
options,
"----------\n" +
"1. ERROR in p\\z\\X.java (at line 1)\n" +
" package p.z;\n" +
" ^^^\n" +
"The package p.z collides with a type\n" +
"----------\n",
"java.lang.ClassNotFoundException", // cannot generate code in presence of the above error
"",
JavacTestOptions.SKIP);
} finally {
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
}
}
public void testImportVariousProblems() {
Map<String,String> options = getCompilerOptions();
try {
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.IGNORE);
runNegativeTest(
true, // flush dir
new String[] {
"p/Z.java",
"package p;\n" +
"public class Z {\n" +
" public static void main(String[] args) throws Exception {\n" +
" try {\n" +
" Class.forName(\"X\").newInstance();\n" + // forward reference, workaround by using reflection
" } catch (ClassNotFoundException e) {\n" +
" System.out.println(e.getClass().getName());\n" +
" }\n" +
" }\n" +
"}\n",
"p1/Y.java",
"package p1;\n" +
"public class Y {}\n",
"p2/Y.java",
"package p2;\n" +
"public class Y {}\n",
"X.java",
"import java.util;\n" +
"import p.Z;\n" +
"import p1.Y;\n" +
"import p2.Y;\n" +
"public class X {\n" +
" public X() {\n" +
" System.out.println(\"OK\");\n" +
" }\n" +
"}\n" +
"class Z {}\n"
},
null, // libs
options,
"----------\n" +
"1. ERROR in X.java (at line 1)\n" +
" import java.util;\n" +
" ^^^^^^^^^\n" +
"Only a type can be imported. java.util resolves to a package\n" +
"----------\n" +
"2. ERROR in X.java (at line 2)\n" +
" import p.Z;\n" +
" ^^^\n" +
"The import p.Z conflicts with a type defined in the same file\n" +
"----------\n" +
"3. ERROR in X.java (at line 4)\n" +
" import p2.Y;\n" +
" ^^^^\n" +
"The import p2.Y collides with another import statement\n" +
"----------\n",
"OK",
"",
JavacTestOptions.SKIP);
} finally {
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
}
}
public void testImportStaticProblems() {
if (this.complianceLevel < ClassFileConstants.JDK1_5) return; // uses static imports
Map<String,String> options = getCompilerOptions();
options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.IGNORE);
runNegativeTest(
true, // flush dir
new String[] {
"p/Z.java",
"package p;\n" +
"public class Z {\n" +
" public static void main(String[] args) throws Exception {\n" +
" try {\n" +
" Class.forName(\"X\").newInstance();\n" + // forward reference, workaround by using reflection
" } catch (ClassNotFoundException e) {\n" +
" System.out.println(e.getClass().getName());\n" +
" }\n" +
" }\n" +
"}\n",
"p1/Y.java",
"package p1;\n" +
"public class Y {\n" +
" static int f;\n" +
"}\n",
"X.java",
"import static p1.Y;\n" +
"import static p1.Y.f;\n" +
"public class X {\n" +
" public X() {\n" +
" System.out.println(\"OK\");\n" +
" }\n" +
"}\n" +
"class Z {}\n"
},
null, // libs
options,
"----------\n" +
"1. ERROR in X.java (at line 1)\n" +
" import static p1.Y;\n" +
" ^^^^\n" +
"The static import p1.Y must be a field or member type\n" +
"----------\n" +
"2. ERROR in X.java (at line 2)\n" +
" import static p1.Y.f;\n" +
" ^^^^^^\n" +
"The field Y.p1.Y.f is not visible\n" +
"----------\n",
"OK",
"",
JavacTestOptions.SKIP);
}
public void testDuplicateImports1() {
if (this.complianceLevel < ClassFileConstants.JDK1_5) return; // uses static imports
runConformTest(
new String[] {
"Test.java",
"import java.lang.Character.Subset;\n" +
"import static java.lang.Character.Subset;\n" +
"\n" +
"public class Test {\n" +
" Subset s = null;\n" +
"}\n"
});
}
public void testDuplicateImports2() {
if (this.complianceLevel < ClassFileConstants.JDK1_5) return; // uses static imports
runConformTest(
new String[] {
"Test.java",
"import static java.awt.geom.Line2D.Double;\n" +
"import static java.awt.geom.Line2D.Double;\n" +
"\n" +
"public class Test {\n" +
" Double d = null;\n" +
"}\n"
});
}
public void testDuplicateImports3() {
if (this.complianceLevel < ClassFileConstants.JDK1_5) return; // uses static imports
runNegativeTest(
new String[] {
"Test.java",
// JLS doesn't really allow this duplication, but also javac defers the error to the use site, see:
// https://bugs.openjdk.java.net/browse/JDK-8133619?focusedCommentId=14133759&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14133759
"import static java.awt.geom.Line2D.Double;\n" +
"import static java.awt.geom.Point2D.Double;\n" +
"\n" +
"public class Test {\n" +
" Double d = null;\n" +
"}\n"
},
(this.complianceLevel < ClassFileConstants.JDK1_8
?
"----------\n" +
"1. ERROR in Test.java (at line 2)\n" +
" import static java.awt.geom.Point2D.Double;\n" +
" ^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" +
"The import java.awt.geom.Point2D.Double collides with another import statement\n" +
"----------\n"
:
"----------\n" +
"1. ERROR in Test.java (at line 5)\n" +
" Double d = null;\n" +
" ^^^^^^\n" +
"The type Double is ambiguous\n" +
"----------\n"));
}
}