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/*
* Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8141415
* @summary Test imports
* @modules jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* jdk.jdeps/com.sun.tools.javap
* @library /tools/lib
* @build KullaTesting TestingInputStream toolbox.Task.ExpectedDiagnostic
* @run testng ImportTest
*/
import java.nio.file.Path;
import java.nio.file.Paths;
import javax.tools.Diagnostic;
import jdk.jshell.Snippet;
import org.testng.annotations.Test;
import static jdk.jshell.Snippet.Status.VALID;
import static jdk.jshell.Snippet.Status.OVERWRITTEN;
import static jdk.jshell.Snippet.SubKind.SINGLE_TYPE_IMPORT_SUBKIND;
import static jdk.jshell.Snippet.SubKind.SINGLE_STATIC_IMPORT_SUBKIND;
import static jdk.jshell.Snippet.SubKind.TYPE_IMPORT_ON_DEMAND_SUBKIND;
import static jdk.jshell.Snippet.SubKind.STATIC_IMPORT_ON_DEMAND_SUBKIND;
@Test
public class ImportTest extends KullaTesting {
public void testImport() {
assertImportKeyMatch("import java.util.List;", "List", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
assertEval("List<Integer> list = new ArrayList<>();");
assertEval("list.add(45);");
assertEval("list.size();", "1");
}
public void testImportOnDemand() {
assertImportKeyMatch("import java.util.*;", "java.util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
assertEval("List<Integer> list = new ArrayList<>();");
assertEval("list.add(45);");
assertEval("list.size();", "1");
}
public void testImportStatic() {
assertImportKeyMatch("import static java.lang.Math.PI;", "PI", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID));
assertEval("new Double(PI).toString().substring(0, 16).equals(\"3.14159265358979\");", "true");
}
public void testImportStaticOnDemand() {
assertImportKeyMatch("import static java.lang.Math.*;", "java.lang.Math.*", STATIC_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
assertEval("abs(cos(PI / 2)) < 0.00001;", "true");
}
@Test(enabled = false) // TODO 8129418
public void testUnknownPackage() {
assertDeclareFail("import unknown.qqq;",
new ExpectedDiagnostic("compiler.err.doesnt.exist", 7, 18, 14, -1, -1, Diagnostic.Kind.ERROR));
assertDeclareFail("import unknown.*;",
new ExpectedDiagnostic("compiler.err.doesnt.exist", 7, 15, 7, -1, -1, Diagnostic.Kind.ERROR));
}
public void testBogusImportIgnoredInFuture() {
assertDeclareFail("import unknown.qqq;", "compiler.err.doesnt.exist");
assertDeclareFail("import unknown.*;", "compiler.err.doesnt.exist");
assertEval("2 + 2;");
}
public void testBadImport() {
assertDeclareFail("import static java.lang.reflect.Modifier;",
new ExpectedDiagnostic("compiler.err.cant.resolve.location", 14, 31, 23, -1, -1, Diagnostic.Kind.ERROR));
}
public void testBadSyntaxImport() {
assertDeclareFail("import not found.*;",
new ExpectedDiagnostic("compiler.err.expected", 10, 10, 10, -1, -1, Diagnostic.Kind.ERROR));
}
public void testImportRedefinition() {
Compiler compiler = new Compiler();
Path path = Paths.get("testImport");
compiler.compile(path, "package util; public class ArrayList { public String toString() { return \"MyList\"; } }");
compiler.compile(path, "package util; public class A { public static class ArrayList {\n" +
"public String toString() { return \"MyInnerList\"; } } }");
addToClasspath(compiler.getPath(path));
assertImportKeyMatch("import util.*;", "util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
assertEval("new ArrayList();", "MyList", added(VALID));
Snippet import0 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
assertEval("new ArrayList();", "[]");
Snippet import1 = assertImportKeyMatch("import util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(import0, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("new ArrayList();", "MyList");
Snippet import2 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(import1, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("new ArrayList();", "[]");
Snippet import3 = assertImportKeyMatch("import util.A.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(import2, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("new ArrayList();", "MyInnerList");
Snippet import4 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND,
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(import3, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("new ArrayList();", "[]");
Snippet import5 = assertImportKeyMatch("import static util.A.ArrayList;", "ArrayList", SINGLE_STATIC_IMPORT_SUBKIND,
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(import4, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("new ArrayList();", "MyInnerList");
}
public void testImportMemberRedefinition() {
Compiler compiler = new Compiler();
Path path = Paths.get("testImport");
compiler.compile(path, "package util; public class A {" +
"public static String field = \"A\";" +
"public static String method() { return \"A\"; } }");
compiler.compile(path, "package util; public class B {" +
"public static String field = \"B\";" +
"public static String method() { return \"B\"; } }");
addToClasspath(compiler.getPath(path));
assertImportKeyMatch("import static util.B.*;", "util.B.*", STATIC_IMPORT_ON_DEMAND_SUBKIND, added(VALID));
assertEval("field;", "\"B\"");
assertEval("method();", "\"B\"");
assertImportKeyMatch("import static util.A.method;", "method", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID));
assertEval("field;", "\"B\"");
assertEval("method();", "\"A\"");
assertImportKeyMatch("import static util.A.field;", "field", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID));
assertEval("field;", "\"A\"");
assertEval("method();", "\"A\"");
}
public void testImportWithComment() {
assertImportKeyMatch("import java.util.List;//comment", "List", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID));
assertEval("List l = null;");
}
}
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