191 lines
8.5 KiB
Java
191 lines
8.5 KiB
Java
/*
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* Copyright (c) 2015, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8141415 8129418
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* @summary Test imports
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.main
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* jdk.jdeps/com.sun.tools.javap
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* @library /tools/lib
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* @build KullaTesting TestingInputStream toolbox.Task.ExpectedDiagnostic
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* @run testng ImportTest
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*/
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import java.lang.reflect.Method;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.function.Consumer;
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import javax.tools.Diagnostic;
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import jdk.jshell.JShell;
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import jdk.jshell.Snippet;
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import org.testng.annotations.Test;
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import static jdk.jshell.Snippet.Status.VALID;
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import static jdk.jshell.Snippet.Status.OVERWRITTEN;
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import static jdk.jshell.Snippet.SubKind.MODULE_IMPORT_SUBKIND;
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import static jdk.jshell.Snippet.SubKind.SINGLE_TYPE_IMPORT_SUBKIND;
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import static jdk.jshell.Snippet.SubKind.SINGLE_STATIC_IMPORT_SUBKIND;
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import static jdk.jshell.Snippet.SubKind.TYPE_IMPORT_ON_DEMAND_SUBKIND;
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import static jdk.jshell.Snippet.SubKind.STATIC_IMPORT_ON_DEMAND_SUBKIND;
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@Test
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public class ImportTest extends KullaTesting {
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public void testImport() {
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assertImportKeyMatch("import java.util.List;", "List", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
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assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
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assertEval("List<Integer> list = new ArrayList<>();");
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assertEval("list.add(45);");
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assertEval("list.size();", "1");
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}
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public void testImportOnDemand() {
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assertImportKeyMatch("import java.util.*;", "java.util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
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assertEval("List<Integer> list = new ArrayList<>();");
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assertEval("list.add(45);");
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assertEval("list.size();", "1");
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}
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public void testImportStatic() {
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assertImportKeyMatch("import static java.lang.Math.PI;", "PI", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID));
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assertEval("Double.valueOf(PI).toString().substring(0, 16).equals(\"3.14159265358979\");", "true");
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}
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public void testImportStaticOnDemand() {
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assertImportKeyMatch("import static java.lang.Math.*;", "java.lang.Math.*", STATIC_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
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assertEval("abs(cos(PI / 2)) < 0.00001;", "true");
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}
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public void testUnknownPackage() {
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assertDeclareFail("import unknown.qqq;",
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new ExpectedDiagnostic("compiler.err.doesnt.exist", 7, 18, 14, -1, -1, Diagnostic.Kind.ERROR));
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assertDeclareFail("import unknown.*;",
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new ExpectedDiagnostic("compiler.err.doesnt.exist", 7, 14, 7, -1, -1, Diagnostic.Kind.ERROR));
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}
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public void testBogusImportIgnoredInFuture() {
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assertDeclareFail("import unknown.qqq;", "compiler.err.doesnt.exist");
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assertDeclareFail("import unknown.*;", "compiler.err.doesnt.exist");
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assertEval("2 + 2;");
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}
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public void testBadImport() {
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assertDeclareFail("import static java.lang.reflect.Modifier;",
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new ExpectedDiagnostic("compiler.err.cant.resolve.location", 14, 31, 23, -1, -1, Diagnostic.Kind.ERROR));
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}
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public void testBadSyntaxImport() {
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assertDeclareFail("import not found.*;",
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new ExpectedDiagnostic("compiler.err.expected", 10, 10, 10, -1, -1, Diagnostic.Kind.ERROR));
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}
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public void testImportRedefinition() {
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Compiler compiler = new Compiler();
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Path path = Paths.get("testImport");
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compiler.compile(path, "package util; public class ArrayList { public String toString() { return \"MyList\"; } }");
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compiler.compile(path, "package util; public class A { public static class ArrayList {\n" +
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"public String toString() { return \"MyInnerList\"; } } }");
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addToClasspath(compiler.getPath(path));
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assertImportKeyMatch("import util.*;", "util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
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assertEval("new ArrayList();", "MyList", added(VALID));
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Snippet import0 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
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assertEval("new ArrayList();", "[]");
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Snippet import1 = assertImportKeyMatch("import util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
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ste(MAIN_SNIPPET, VALID, VALID, false, null),
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ste(import0, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
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assertEval("new ArrayList();", "MyList");
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Snippet import2 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
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ste(MAIN_SNIPPET, VALID, VALID, false, null),
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ste(import1, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
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assertEval("new ArrayList();", "[]");
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Snippet import3 = assertImportKeyMatch("import util.A.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
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ste(MAIN_SNIPPET, VALID, VALID, false, null),
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ste(import2, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
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assertEval("new ArrayList();", "MyInnerList");
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Snippet import4 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
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ste(MAIN_SNIPPET, VALID, VALID, false, null),
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ste(import3, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
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assertEval("new ArrayList();", "[]");
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Snippet import5 = assertImportKeyMatch("import static util.A.ArrayList;", "ArrayList", SINGLE_STATIC_IMPORT_SUBKIND,
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ste(MAIN_SNIPPET, VALID, VALID, false, null),
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ste(import4, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
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assertEval("new ArrayList();", "MyInnerList");
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}
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public void testImportMemberRedefinition() {
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Compiler compiler = new Compiler();
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Path path = Paths.get("testImport");
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compiler.compile(path, "package util; public class A {" +
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"public static String field = \"A\";" +
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"public static String method() { return \"A\"; } }");
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compiler.compile(path, "package util; public class B {" +
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"public static String field = \"B\";" +
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"public static String method() { return \"B\"; } }");
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addToClasspath(compiler.getPath(path));
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assertImportKeyMatch("import static util.B.*;", "util.B.*", STATIC_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
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assertEval("field;", "\"B\"");
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assertEval("method();", "\"B\"");
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assertImportKeyMatch("import static util.A.method;", "method", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID));
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assertEval("field;", "\"B\"");
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assertEval("method();", "\"A\"");
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assertImportKeyMatch("import static util.A.field;", "field", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID));
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assertEval("field;", "\"A\"");
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assertEval("method();", "\"A\"");
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}
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public void testImportWithComment() {
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assertImportKeyMatch("import java.util.List;//comment", "List", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
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assertEval("List l = null;");
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}
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public void testImportModule() {
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assertImportKeyMatch("import module java.base;", "java.base", MODULE_IMPORT_SUBKIND, added(VALID));
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assertEval("MethodHandle m;");
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}
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@org.testng.annotations.BeforeMethod
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public void setUp(Method m) {
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switch (m.getName()) {
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case "testImportModule" ->
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super.setUp(bc -> bc.compilerOptions("--source", System.getProperty("java.specification.version"), "--enable-preview").remoteVMOptions("--enable-preview"));
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default ->
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super.setUp(bc -> {});
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}
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}
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}
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