1 /* 2 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8141415 27 * @summary Test imports 28 * @modules jdk.compiler/com.sun.tools.javac.api 29 * jdk.compiler/com.sun.tools.javac.main 30 * jdk.jdeps/com.sun.tools.javap 31 * @library /tools/lib 32 * @build KullaTesting TestingInputStream toolbox.Task.ExpectedDiagnostic 33 * @run testng ImportTest 34 */ 35 36 import java.nio.file.Path; 37 import java.nio.file.Paths; 38 39 import javax.tools.Diagnostic; 40 41 import jdk.jshell.Snippet; 42 import org.testng.annotations.Test; 43 44 import static jdk.jshell.Snippet.Status.VALID; 45 import static jdk.jshell.Snippet.Status.OVERWRITTEN; 46 import static jdk.jshell.Snippet.SubKind.SINGLE_TYPE_IMPORT_SUBKIND; 47 import static jdk.jshell.Snippet.SubKind.SINGLE_STATIC_IMPORT_SUBKIND; 48 import static jdk.jshell.Snippet.SubKind.TYPE_IMPORT_ON_DEMAND_SUBKIND; 49 import static jdk.jshell.Snippet.SubKind.STATIC_IMPORT_ON_DEMAND_SUBKIND; 50 51 @Test 52 public class ImportTest extends KullaTesting { 53 testImport()54 public void testImport() { 55 assertImportKeyMatch("import java.util.List;", "List", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID)); 56 assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID)); 57 assertEval("List<Integer> list = new ArrayList<>();"); 58 assertEval("list.add(45);"); 59 assertEval("list.size();", "1"); 60 } 61 testImportOnDemand()62 public void testImportOnDemand() { 63 assertImportKeyMatch("import java.util.*;", "java.util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID)); 64 assertEval("List<Integer> list = new ArrayList<>();"); 65 assertEval("list.add(45);"); 66 assertEval("list.size();", "1"); 67 } 68 testImportStatic()69 public void testImportStatic() { 70 assertImportKeyMatch("import static java.lang.Math.PI;", "PI", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID)); 71 assertEval("Double.valueOf(PI).toString().substring(0, 16).equals(\"3.14159265358979\");", "true"); 72 } 73 testImportStaticOnDemand()74 public void testImportStaticOnDemand() { 75 assertImportKeyMatch("import static java.lang.Math.*;", "java.lang.Math.*", STATIC_IMPORT_ON_DEMAND_SUBKIND, added(VALID)); 76 assertEval("abs(cos(PI / 2)) < 0.00001;", "true"); 77 } 78 79 @Test(enabled = false) // TODO 8129418 testUnknownPackage()80 public void testUnknownPackage() { 81 assertDeclareFail("import unknown.qqq;", 82 new ExpectedDiagnostic("compiler.err.doesnt.exist", 7, 18, 14, -1, -1, Diagnostic.Kind.ERROR)); 83 assertDeclareFail("import unknown.*;", 84 new ExpectedDiagnostic("compiler.err.doesnt.exist", 7, 15, 7, -1, -1, Diagnostic.Kind.ERROR)); 85 } 86 testBogusImportIgnoredInFuture()87 public void testBogusImportIgnoredInFuture() { 88 assertDeclareFail("import unknown.qqq;", "compiler.err.doesnt.exist"); 89 assertDeclareFail("import unknown.*;", "compiler.err.doesnt.exist"); 90 assertEval("2 + 2;"); 91 } 92 testBadImport()93 public void testBadImport() { 94 assertDeclareFail("import static java.lang.reflect.Modifier;", 95 new ExpectedDiagnostic("compiler.err.cant.resolve.location", 14, 31, 23, -1, -1, Diagnostic.Kind.ERROR)); 96 } 97 testBadSyntaxImport()98 public void testBadSyntaxImport() { 99 assertDeclareFail("import not found.*;", 100 new ExpectedDiagnostic("compiler.err.expected", 10, 10, 10, -1, -1, Diagnostic.Kind.ERROR)); 101 } 102 testImportRedefinition()103 public void testImportRedefinition() { 104 Compiler compiler = new Compiler(); 105 Path path = Paths.get("testImport"); 106 compiler.compile(path, "package util; public class ArrayList { public String toString() { return \"MyList\"; } }"); 107 compiler.compile(path, "package util; public class A { public static class ArrayList {\n" + 108 "public String toString() { return \"MyInnerList\"; } } }"); 109 addToClasspath(compiler.getPath(path)); 110 111 assertImportKeyMatch("import util.*;", "util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID)); 112 assertEval("new ArrayList();", "MyList", added(VALID)); 113 114 Snippet import0 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID)); 115 assertEval("new ArrayList();", "[]"); 116 117 Snippet import1 = assertImportKeyMatch("import util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, 118 ste(MAIN_SNIPPET, VALID, VALID, false, null), 119 ste(import0, VALID, OVERWRITTEN, false, MAIN_SNIPPET)); 120 assertEval("new ArrayList();", "MyList"); 121 122 Snippet import2 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, 123 ste(MAIN_SNIPPET, VALID, VALID, false, null), 124 ste(import1, VALID, OVERWRITTEN, false, MAIN_SNIPPET)); 125 assertEval("new ArrayList();", "[]"); 126 127 Snippet import3 = assertImportKeyMatch("import util.A.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, 128 ste(MAIN_SNIPPET, VALID, VALID, false, null), 129 ste(import2, VALID, OVERWRITTEN, false, MAIN_SNIPPET)); 130 assertEval("new ArrayList();", "MyInnerList"); 131 132 Snippet import4 = assertImportKeyMatch("import java.util.ArrayList;", "ArrayList", SINGLE_TYPE_IMPORT_SUBKIND, 133 ste(MAIN_SNIPPET, VALID, VALID, false, null), 134 ste(import3, VALID, OVERWRITTEN, false, MAIN_SNIPPET)); 135 assertEval("new ArrayList();", "[]"); 136 137 Snippet import5 = assertImportKeyMatch("import static util.A.ArrayList;", "ArrayList", SINGLE_STATIC_IMPORT_SUBKIND, 138 ste(MAIN_SNIPPET, VALID, VALID, false, null), 139 ste(import4, VALID, OVERWRITTEN, false, MAIN_SNIPPET)); 140 assertEval("new ArrayList();", "MyInnerList"); 141 } 142 testImportMemberRedefinition()143 public void testImportMemberRedefinition() { 144 Compiler compiler = new Compiler(); 145 Path path = Paths.get("testImport"); 146 compiler.compile(path, "package util; public class A {" + 147 "public static String field = \"A\";" + 148 "public static String method() { return \"A\"; } }"); 149 compiler.compile(path, "package util; public class B {" + 150 "public static String field = \"B\";" + 151 "public static String method() { return \"B\"; } }"); 152 addToClasspath(compiler.getPath(path)); 153 154 assertImportKeyMatch("import static util.B.*;", "util.B.*", STATIC_IMPORT_ON_DEMAND_SUBKIND, added(VALID)); 155 assertEval("field;", "\"B\""); 156 assertEval("method();", "\"B\""); 157 158 assertImportKeyMatch("import static util.A.method;", "method", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID)); 159 assertEval("field;", "\"B\""); 160 assertEval("method();", "\"A\""); 161 162 assertImportKeyMatch("import static util.A.field;", "field", SINGLE_STATIC_IMPORT_SUBKIND, added(VALID)); 163 assertEval("field;", "\"A\""); 164 assertEval("method();", "\"A\""); 165 } 166 testImportWithComment()167 public void testImportWithComment() { 168 assertImportKeyMatch("import java.util.List;//comment", "List", SINGLE_TYPE_IMPORT_SUBKIND, added(VALID)); 169 assertEval("List l = null;"); 170 } 171 } 172