aoqi@0: /* aoqi@0: * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. aoqi@0: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. aoqi@0: * aoqi@0: * This code is free software; you can redistribute it and/or modify it aoqi@0: * under the terms of the GNU General Public License version 2 only, as aoqi@0: * published by the Free Software Foundation. aoqi@0: * aoqi@0: * This code is distributed in the hope that it will be useful, but WITHOUT aoqi@0: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or aoqi@0: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License aoqi@0: * version 2 for more details (a copy is included in the LICENSE file that aoqi@0: * accompanied this code). aoqi@0: * aoqi@0: * You should have received a copy of the GNU General Public License version aoqi@0: * 2 along with this work; if not, write to the Free Software Foundation, aoqi@0: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. aoqi@0: * aoqi@0: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA aoqi@0: * or visit www.oracle.com if you need additional information or have any aoqi@0: * questions. aoqi@0: */ aoqi@0: aoqi@0: /* aoqi@0: * @test aoqi@0: * @bug 7006109 aoqi@0: * @summary Add test library to simplify the task of writing automated type-system tests aoqi@0: * @author mcimadamore aoqi@0: * @library . aoqi@0: * @run main PrimitiveConversionTest aoqi@0: */ aoqi@0: aoqi@0: import com.sun.tools.javac.code.Type; aoqi@0: import com.sun.tools.javac.code.Type.*; aoqi@0: import com.sun.tools.javac.code.Symbol.*; aoqi@0: import java.lang.reflect.Array; aoqi@0: import java.util.EnumSet; aoqi@0: aoqi@0: /** aoqi@0: * Check invariants in assignment/method conversion involving primitive types and arrays aoqi@0: */ aoqi@0: public class PrimitiveConversionTest extends TypeHarness { aoqi@0: aoqi@0: Type[] types1; aoqi@0: Type[] types2; aoqi@0: Type[] types3; aoqi@0: aoqi@0: enum Result { aoqi@0: OK_BOTH(true), aoqi@0: FAIL_BOTH(false), aoqi@0: OK_ASSIGN_ONLY(true); aoqi@0: aoqi@0: boolean value; aoqi@0: aoqi@0: Result(boolean value) { aoqi@0: this.value = value; aoqi@0: } aoqi@0: } aoqi@0: aoqi@0: enum ConversionKind { aoqi@0: ASSIGNMENT_CONVERSION(EnumSet.of(Result.OK_BOTH, Result.OK_ASSIGN_ONLY)) { aoqi@0: @Override aoqi@0: void check(TypeHarness harness, Type from, Type to, Result expected) { aoqi@0: harness.assertAssignable(from, to, resSet.contains(expected)); aoqi@0: } aoqi@0: }, aoqi@0: METHOD_CONVERSION(EnumSet.of(Result.OK_BOTH)) { aoqi@0: @Override aoqi@0: void check(TypeHarness harness, Type from, Type to, Result expected) { aoqi@0: harness.assertConvertible(from, to, resSet.contains(expected)); aoqi@0: } aoqi@0: }; aoqi@0: aoqi@0: EnumSet resSet; aoqi@0: aoqi@0: private ConversionKind(EnumSet resSet) { aoqi@0: this.resSet = resSet; aoqi@0: } aoqi@0: aoqi@0: abstract void check(TypeHarness harness, Type from, Type to, Result expected); aoqi@0: } aoqi@0: aoqi@0: enum TestKind { aoqi@0: SIMPLE { aoqi@0: @Override aoqi@0: Type[] getFromTypes(PrimitiveConversionTest harness) { aoqi@0: return harness.types1; aoqi@0: } aoqi@0: @Override aoqi@0: Type[] getToTypes(PrimitiveConversionTest harness) { aoqi@0: return harness.types1; aoqi@0: } aoqi@0: @Override aoqi@0: Result[][] getResults(PrimitiveConversionTest harness) { aoqi@0: return harness.results1; aoqi@0: } aoqi@0: }, aoqi@0: CONSTANT_TYPES { aoqi@0: @Override aoqi@0: Type[] getFromTypes(PrimitiveConversionTest harness) { aoqi@0: return harness.types2; aoqi@0: } aoqi@0: @Override aoqi@0: Type[] getToTypes(PrimitiveConversionTest harness) { aoqi@0: return harness.types3; aoqi@0: } aoqi@0: @Override aoqi@0: Result[][] getResults(PrimitiveConversionTest harness) { aoqi@0: return harness.results2; aoqi@0: } aoqi@0: }; aoqi@0: aoqi@0: abstract Type[] getFromTypes(PrimitiveConversionTest harness); aoqi@0: abstract Type[] getToTypes(PrimitiveConversionTest harness); aoqi@0: abstract Result[][] getResults(PrimitiveConversionTest harness); aoqi@0: } aoqi@0: aoqi@0: static final Result T = Result.OK_BOTH; aoqi@0: static final Result F = Result.FAIL_BOTH; aoqi@0: static final Result A = Result.OK_ASSIGN_ONLY; aoqi@0: aoqi@0: Result[][] results1 = { aoqi@0: //byte, short, int, long, float, double, char, bool, C1, C2, C3, T , byte[], short[], int[], long[], float[], double[], char[], bool[], C1[], C2[], C3[], T[] aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }, aoqi@0: /*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 }}; aoqi@0: aoqi@0: Result[][] results2 = { aoqi@0: //byte, short, int, long, float, double, char, bool aoqi@0: /*byte*/ { T , T , T , T , T , T , F , F }, aoqi@0: /*short*/ { F , T , T , T , T , T , F , F }, aoqi@0: /*short1*/ { A , T , T , T , T , T , A , F }, aoqi@0: /*short2*/ { F , T , T , T , T , T , A , F }, aoqi@0: /*int*/ { F , F , T , T , T , T , F , F }, aoqi@0: /*int1*/ { A , A , T , T , T , T , A , F }, aoqi@0: /*int2*/ { F , A , T , T , T , T , A , F }, aoqi@0: /*int4*/ { F , F , T , T , T , T , F , F }, aoqi@0: /*long*/ { F , F , F , T , T , T , F , F }, aoqi@0: /*long1*/ { F , F , F , T , T , T , F , F }, aoqi@0: /*long2*/ { F , F , F , T , T , T , F , F }, aoqi@0: /*long4*/ { F , F , F , T , T , T , F , F }, aoqi@0: /*long8*/ { F , F , F , T , T , T , F , F }, aoqi@0: /*float*/ { F , F , F , F , T , T , F , F }, aoqi@0: /*float1*/ { F , F , F , F , T , T , F , F }, aoqi@0: /*float2*/ { F , F , F , F , T , T , F , F }, aoqi@0: /*float4*/ { F , F , F , F , T , T , F , F }, aoqi@0: /*double*/ { F , F , F , F , F , T , F , F }, aoqi@0: /*double1*/ { F , F , F , F , F , T , F , F }, aoqi@0: /*double2*/ { F , F , F , F , F , T , F , F }, aoqi@0: /*double4*/ { F , F , F , F , F , T , F , F }, aoqi@0: /*double8*/ { F , F , F , F , F , T , F , F }, aoqi@0: /*char*/ { F , F , T , T , T , T , T , F }, aoqi@0: /*char1*/ { A , A , T , T , T , T , T , F }, aoqi@0: /*char2*/ { F , A , T , T , T , T , T , F }, aoqi@0: /*bool*/ { F , F , F , F , F , F , F , T }}; aoqi@0: aoqi@0: PrimitiveConversionTest() { aoqi@0: Type[] primitiveTypes = new Type[] { aoqi@0: predef.byteType, aoqi@0: predef.shortType, aoqi@0: predef.intType, aoqi@0: predef.longType, aoqi@0: predef.floatType, aoqi@0: predef.doubleType, aoqi@0: predef.charType, aoqi@0: predef.booleanType }; aoqi@0: aoqi@0: ClassType c1 = fac.Class(fac.TypeVariable()); aoqi@0: ClassType c2 = fac.Class(); aoqi@0: c2.supertype_field = subst(c1, aoqi@0: Mapping(c1.getTypeArguments().head, predef.stringType)); aoqi@0: Type c3 = erasure(c1); aoqi@0: aoqi@0: Type[] referenceTypes = { aoqi@0: subst(c1, aoqi@0: Mapping(c1.getTypeArguments().head, predef.stringType)), aoqi@0: c2, aoqi@0: c3, aoqi@0: fac.TypeVariable() }; aoqi@0: aoqi@0: Type[] arrayTypes = new Type[primitiveTypes.length + referenceTypes.length]; aoqi@0: int idx = 0; aoqi@0: for (Type t : join(Type.class, primitiveTypes, referenceTypes)) { aoqi@0: arrayTypes[idx++] = fac.Array(t); aoqi@0: } aoqi@0: aoqi@0: types1 = join(Type.class, primitiveTypes, referenceTypes, arrayTypes); aoqi@0: aoqi@0: types2 = new Type[] { aoqi@0: predef.byteType, aoqi@0: predef.shortType, aoqi@0: fac.Constant((short)0x0001), aoqi@0: fac.Constant((short)0x0100), aoqi@0: predef.intType, aoqi@0: fac.Constant((int)0x0000_0001), aoqi@0: fac.Constant((int)0x0000_0100), aoqi@0: fac.Constant((int)0x0001_0000), aoqi@0: predef.longType, aoqi@0: fac.Constant((long)0x0000_0000_0000_0001L), aoqi@0: fac.Constant((long)0x0000_0000_0000_0100L), aoqi@0: fac.Constant((long)0x0000_0000_0001_0000L), aoqi@0: fac.Constant((long)0x0001_0000_0000_0000L), aoqi@0: predef.floatType, aoqi@0: fac.Constant((float)0x0000_0001), aoqi@0: fac.Constant((float)0x0000_0100), aoqi@0: fac.Constant((float)0x0001_0000), aoqi@0: predef.doubleType, aoqi@0: fac.Constant((double)0x0000_0000_0000_0001L), aoqi@0: fac.Constant((double)0x0000_0000_0000_0100L), aoqi@0: fac.Constant((double)0x0000_0000_0001_0000L), aoqi@0: fac.Constant((double)0x0001_0000_0000_0000L), aoqi@0: predef.charType, aoqi@0: fac.Constant((char)0x0001), aoqi@0: fac.Constant((char)0x0100), aoqi@0: predef.booleanType aoqi@0: }; aoqi@0: aoqi@0: types3 = primitiveTypes; aoqi@0: } aoqi@0: aoqi@0: void testConversion(ConversionKind convKind, TestKind testKind) { aoqi@0: Type[] rows = testKind.getFromTypes(this); aoqi@0: Type[] cols = testKind.getToTypes(this); aoqi@0: for (int i = 0; i < rows.length ; i++) { aoqi@0: for (int j = 0; j < cols.length ; j++) { aoqi@0: convKind.check(this, rows[i], cols[j], testKind.getResults(this)[i][j]); aoqi@0: } aoqi@0: } aoqi@0: } aoqi@0: aoqi@0: @SuppressWarnings("unchecked") aoqi@0: T[] join(Class type, T[]... args) { aoqi@0: int totalLength = 0; aoqi@0: for (T[] arr : args) { aoqi@0: totalLength += arr.length; aoqi@0: } aoqi@0: T[] new_arr = (T[])Array.newInstance(type, totalLength); aoqi@0: int idx = 0; aoqi@0: for (T[] arr : args) { aoqi@0: System.arraycopy(arr, 0, new_arr, idx, arr.length); aoqi@0: idx += arr.length; aoqi@0: } aoqi@0: return new_arr; aoqi@0: } aoqi@0: aoqi@0: public static void main(String[] args) { aoqi@0: PrimitiveConversionTest harness = new PrimitiveConversionTest(); aoqi@0: for (ConversionKind convKind : ConversionKind.values()) { aoqi@0: for (TestKind testKind : TestKind.values()) { aoqi@0: harness.testConversion(convKind, testKind); aoqi@0: } aoqi@0: } aoqi@0: } aoqi@0: }