| /* |
| * Copyright (c) 2010, 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 7006109 |
| * @summary Add test library to simplify the task of writing automated type-system tests |
| * @author mcimadamore |
| * @library /tools/lib/types |
| * @modules jdk.compiler/com.sun.tools.javac.code |
| * jdk.compiler/com.sun.tools.javac.comp |
| * jdk.compiler/com.sun.tools.javac.file |
| * jdk.compiler/com.sun.tools.javac.util |
| * jdk.compiler/com.sun.tools.javac.main |
| * jdk.compiler/com.sun.tools.javac.tree |
| * @build TypeHarness |
| * @run main PrimitiveConversionTest |
| */ |
| |
| import com.sun.tools.javac.code.Type; |
| import com.sun.tools.javac.code.Type.*; |
| import java.lang.reflect.Array; |
| import java.util.EnumSet; |
| |
| /** |
| * Check invariants in assignment/method conversion involving primitive types and arrays |
| */ |
| public class PrimitiveConversionTest extends TypeHarness { |
| |
| Type[] types1; |
| Type[] types2; |
| Type[] types3; |
| |
| enum Result { |
| OK_BOTH(true), |
| FAIL_BOTH(false), |
| OK_ASSIGN_ONLY(true); |
| |
| boolean value; |
| |
| Result(boolean value) { |
| this.value = value; |
| } |
| } |
| |
| enum ConversionKind { |
| ASSIGNMENT_CONVERSION(EnumSet.of(Result.OK_BOTH, Result.OK_ASSIGN_ONLY)) { |
| @Override |
| void check(TypeHarness harness, Type from, Type to, Result expected) { |
| harness.assertAssignable(from, to, resSet.contains(expected)); |
| } |
| }, |
| METHOD_CONVERSION(EnumSet.of(Result.OK_BOTH)) { |
| @Override |
| void check(TypeHarness harness, Type from, Type to, Result expected) { |
| harness.assertConvertible(from, to, resSet.contains(expected)); |
| } |
| }; |
| |
| EnumSet<Result> resSet; |
| |
| private ConversionKind(EnumSet<Result> resSet) { |
| this.resSet = resSet; |
| } |
| |
| abstract void check(TypeHarness harness, Type from, Type to, Result expected); |
| } |
| |
| enum TestKind { |
| SIMPLE { |
| @Override |
| Type[] getFromTypes(PrimitiveConversionTest harness) { |
| return harness.types1; |
| } |
| @Override |
| Type[] getToTypes(PrimitiveConversionTest harness) { |
| return harness.types1; |
| } |
| @Override |
| Result[][] getResults(PrimitiveConversionTest harness) { |
| return harness.results1; |
| } |
| }, |
| CONSTANT_TYPES { |
| @Override |
| Type[] getFromTypes(PrimitiveConversionTest harness) { |
| return harness.types2; |
| } |
| @Override |
| Type[] getToTypes(PrimitiveConversionTest harness) { |
| return harness.types3; |
| } |
| @Override |
| Result[][] getResults(PrimitiveConversionTest harness) { |
| return harness.results2; |
| } |
| }; |
| |
| abstract Type[] getFromTypes(PrimitiveConversionTest harness); |
| abstract Type[] getToTypes(PrimitiveConversionTest harness); |
| abstract Result[][] getResults(PrimitiveConversionTest harness); |
| } |
| |
| static final Result T = Result.OK_BOTH; |
| static final Result F = Result.FAIL_BOTH; |
| static final Result A = Result.OK_ASSIGN_ONLY; |
| |
| Result[][] results1 = { |
| //byte, short, int, long, float, double, char, bool, C1, C2, C3, T , byte[], short[], int[], long[], float[], double[], char[], bool[], C1[], C2[], C3[], T[] |
| /*byte*/ { T , T , T , T , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*short*/ { F , T , T , T , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*int*/ { F , F , T , T , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*long*/ { F , F , F , T , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*float*/ { F , F , F , F , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*double*/ { F , F , F , F , F , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*char*/ { F , F , T , T , T , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*bool*/ { F , F , F , F , F , F , F , T , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*C1*/ { F , F , F , F , F , F , F , F , T , F , T , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*C2*/ { F , F , F , F , F , F , F , F , T , T , T , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*C3*/ { F , F , F , F , F , F , F , F , T , F , T , F , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*T*/ { F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F , F , F , F , F , F , F }, |
| /*byte[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F , F , F , F , F , F }, |
| /*short[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F , F , F , F , F }, |
| /*int[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F , F , F , F }, |
| /*long[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F , F , F }, |
| /*float[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F , F }, |
| /*double[]*/{ F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F , F }, |
| /*char[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F , F }, |
| /*bool[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , F , F , F }, |
| /*C1[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , T , F }, |
| /*C2[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , T , T , F }, |
| /*C3[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T , F , T , F }, |
| /*T[]*/ { F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , F , T }}; |
| |
| Result[][] results2 = { |
| //byte, short, int, long, float, double, char, bool |
| /*byte*/ { T , T , T , T , T , T , F , F }, |
| /*short*/ { F , T , T , T , T , T , F , F }, |
| /*short1*/ { A , T , T , T , T , T , A , F }, |
| /*short2*/ { F , T , T , T , T , T , A , F }, |
| /*int*/ { F , F , T , T , T , T , F , F }, |
| /*int1*/ { A , A , T , T , T , T , A , F }, |
| /*int2*/ { F , A , T , T , T , T , A , F }, |
| /*int4*/ { F , F , T , T , T , T , F , F }, |
| /*long*/ { F , F , F , T , T , T , F , F }, |
| /*long1*/ { F , F , F , T , T , T , F , F }, |
| /*long2*/ { F , F , F , T , T , T , F , F }, |
| /*long4*/ { F , F , F , T , T , T , F , F }, |
| /*long8*/ { F , F , F , T , T , T , F , F }, |
| /*float*/ { F , F , F , F , T , T , F , F }, |
| /*float1*/ { F , F , F , F , T , T , F , F }, |
| /*float2*/ { F , F , F , F , T , T , F , F }, |
| /*float4*/ { F , F , F , F , T , T , F , F }, |
| /*double*/ { F , F , F , F , F , T , F , F }, |
| /*double1*/ { F , F , F , F , F , T , F , F }, |
| /*double2*/ { F , F , F , F , F , T , F , F }, |
| /*double4*/ { F , F , F , F , F , T , F , F }, |
| /*double8*/ { F , F , F , F , F , T , F , F }, |
| /*char*/ { F , F , T , T , T , T , T , F }, |
| /*char1*/ { A , A , T , T , T , T , T , F }, |
| /*char2*/ { F , A , T , T , T , T , T , F }, |
| /*bool*/ { F , F , F , F , F , F , F , T }}; |
| |
| PrimitiveConversionTest() { |
| Type[] primitiveTypes = new Type[] { |
| predef.byteType, |
| predef.shortType, |
| predef.intType, |
| predef.longType, |
| predef.floatType, |
| predef.doubleType, |
| predef.charType, |
| predef.booleanType }; |
| |
| ClassType c1 = fac.Class(fac.TypeVariable()); |
| ClassType c2 = fac.Class(); |
| c2.supertype_field = subst(c1, |
| Mapping(c1.getTypeArguments().head, predef.stringType)); |
| Type c3 = erasure(c1); |
| |
| Type[] referenceTypes = { |
| subst(c1, |
| Mapping(c1.getTypeArguments().head, predef.stringType)), |
| c2, |
| c3, |
| fac.TypeVariable() }; |
| |
| Type[] arrayTypes = new Type[primitiveTypes.length + referenceTypes.length]; |
| int idx = 0; |
| for (Type t : join(Type.class, primitiveTypes, referenceTypes)) { |
| arrayTypes[idx++] = fac.Array(t); |
| } |
| |
| types1 = join(Type.class, primitiveTypes, referenceTypes, arrayTypes); |
| |
| types2 = new Type[] { |
| predef.byteType, |
| predef.shortType, |
| fac.Constant((short)0x0001), |
| fac.Constant((short)0x0100), |
| predef.intType, |
| fac.Constant((int)0x0000_0001), |
| fac.Constant((int)0x0000_0100), |
| fac.Constant((int)0x0001_0000), |
| predef.longType, |
| fac.Constant((long)0x0000_0000_0000_0001L), |
| fac.Constant((long)0x0000_0000_0000_0100L), |
| fac.Constant((long)0x0000_0000_0001_0000L), |
| fac.Constant((long)0x0001_0000_0000_0000L), |
| predef.floatType, |
| fac.Constant((float)0x0000_0001), |
| fac.Constant((float)0x0000_0100), |
| fac.Constant((float)0x0001_0000), |
| predef.doubleType, |
| fac.Constant((double)0x0000_0000_0000_0001L), |
| fac.Constant((double)0x0000_0000_0000_0100L), |
| fac.Constant((double)0x0000_0000_0001_0000L), |
| fac.Constant((double)0x0001_0000_0000_0000L), |
| predef.charType, |
| fac.Constant((char)0x0001), |
| fac.Constant((char)0x0100), |
| predef.booleanType |
| }; |
| |
| types3 = primitiveTypes; |
| } |
| |
| void testConversion(ConversionKind convKind, TestKind testKind) { |
| Type[] rows = testKind.getFromTypes(this); |
| Type[] cols = testKind.getToTypes(this); |
| for (int i = 0; i < rows.length ; i++) { |
| for (int j = 0; j < cols.length ; j++) { |
| convKind.check(this, rows[i], cols[j], testKind.getResults(this)[i][j]); |
| } |
| } |
| } |
| |
| @SuppressWarnings("unchecked") |
| <T> T[] join(Class<T> type, T[]... args) { |
| int totalLength = 0; |
| for (T[] arr : args) { |
| totalLength += arr.length; |
| } |
| T[] new_arr = (T[])Array.newInstance(type, totalLength); |
| int idx = 0; |
| for (T[] arr : args) { |
| System.arraycopy(arr, 0, new_arr, idx, arr.length); |
| idx += arr.length; |
| } |
| return new_arr; |
| } |
| |
| public static void main(String[] args) { |
| PrimitiveConversionTest harness = new PrimitiveConversionTest(); |
| for (ConversionKind convKind : ConversionKind.values()) { |
| for (TestKind testKind : TestKind.values()) { |
| harness.testConversion(convKind, testKind); |
| } |
| } |
| } |
| } |
