1 /* 2 * Copyright (c) 2024, 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 * @summary Smoke test for code reflection with quotable lambdas. 27 * @build QuotableSubtypeTest 28 * @build CodeReflectionTester 29 * @run main CodeReflectionTester QuotableSubtypeTest 30 */ 31 32 import java.lang.reflect.code.Quotable; 33 import java.lang.runtime.CodeReflection; 34 import java.util.function.IntBinaryOperator; 35 import java.util.function.IntFunction; 36 import java.util.function.IntSupplier; 37 import java.util.function.IntUnaryOperator; 38 39 public class QuotableSubtypeTest { 40 41 interface QuotableRunnable extends Runnable, Quotable { } 42 43 @IR(""" 44 func @"f" ()void -> { 45 %0 : QuotableSubtypeTest$QuotableRunnable = lambda ()void -> { 46 return; 47 }; 48 return; 49 }; 50 """) 51 static final QuotableRunnable QUOTED_NO_PARAM_VOID = () -> { }; 52 53 interface QuotableIntSupplier extends IntSupplier, Quotable { } 54 55 @IR(""" 56 func @"f" ()void -> { 57 %0 : QuotableSubtypeTest$QuotableIntSupplier = lambda ()int -> { 58 %2 : int = constant @"1"; 59 return %2; 60 }; 61 return; 62 }; 63 """) 64 static final QuotableIntSupplier QUOTED_NO_PARAM_CONST = () -> 1; 65 66 interface QuotableIntUnaryOperator extends IntUnaryOperator, Quotable { } 67 68 @IR(""" 69 func @"f" ()void -> { 70 %0 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%2 : int)int -> { 71 %3 : Var<int> = var %2 @"x"; 72 %4 : int = var.load %3; 73 return %4; 74 }; 75 return; 76 }; 77 """) 78 static final QuotableIntUnaryOperator QUOTED_ID = x -> x; 79 80 interface QuotableIntBinaryOperator extends IntBinaryOperator, Quotable { } 81 82 @IR(""" 83 func @"f" ()void -> { 84 %0 : QuotableSubtypeTest$QuotableIntBinaryOperator = lambda (%2 : int, %3 : int)int -> { 85 %4 : Var<int> = var %2 @"x"; 86 %5 : Var<int> = var %3 @"y"; 87 %6 : int = var.load %4; 88 %7 : int = var.load %5; 89 %8 : int = add %6 %7; 90 return %8; 91 }; 92 return; 93 }; 94 """) 95 static final QuotableIntBinaryOperator QUOTED_PLUS = (x, y) -> x + y; 96 @IR(""" 97 func @"f" ()void -> { 98 %0 : QuotableSubtypeTest$QuotableRunnable = lambda ()void -> { 99 %2 : java.lang.AssertionError = new @"func<java.lang.AssertionError>"; 100 throw %2; 101 }; 102 return; 103 }; 104 """) 105 static final QuotableRunnable QUOTED_THROW_NO_PARAM = () -> { throw new AssertionError(); }; 106 107 @IR(""" 108 func @"f" (%1 : Var<int>)void -> { 109 %0 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%4 : int)int -> { 110 %5 : Var<int> = var %4 @"y"; 111 %6 : int = var.load %1; 112 %7 : int = var.load %5; 113 %8 : int = add %6 %7; 114 return %8; 115 }; 116 return; 117 }; 118 """) 119 static final QuotableIntUnaryOperator QUOTED_CAPTURE_PARAM = new Object() { 120 QuotableIntUnaryOperator captureContext(int x) { 121 return y -> x + y; 122 } 123 }.captureContext(42); 124 125 static class Context { 126 int x, y; 127 128 QuotableIntUnaryOperator capture() { 129 return z -> x + y + z; 130 } 131 } 132 133 @IR(""" 134 func @"f" (%0 : QuotableSubtypeTest$Context)void -> { 135 %1 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%3 : int)int -> { 136 %4 : Var<int> = var %3 @"z"; 137 %5 : int = field.load %0 @"QuotableSubtypeTest$Context::x()int"; 138 %6 : int = field.load %0 @"QuotableSubtypeTest$Context::y()int"; 139 %7 : int = add %5 %6; 140 %8 : int = var.load %4; 141 %9 : int = add %7 %8; 142 return %9; 143 }; 144 return; 145 }; 146 """) 147 static final QuotableIntUnaryOperator QUOTED_CAPTURE_FIELD = new Context().capture(); 148 149 @CodeReflection 150 @IR(""" 151 func @"captureParam" (%0 : int)void -> { 152 %1 : Var<int> = var %0 @"x"; 153 %2 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%3 : int)int -> { 154 %4 : Var<int> = var %3 @"y"; 155 %5 : int = var.load %1; 156 %6 : int = var.load %4; 157 %7 : int = add %5 %6; 158 return %7; 159 }; 160 %8 : Var<QuotableSubtypeTest$QuotableIntUnaryOperator> = var %2 @"op"; 161 return; 162 }; 163 """) 164 static void captureParam(int x) { 165 QuotableIntUnaryOperator op = y -> x + y; 166 } 167 168 int x, y; 169 170 @CodeReflection 171 @IR(""" 172 func @"captureField" (%0 : QuotableSubtypeTest)void -> { 173 %1 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%2 : int)int -> { 174 %3 : Var<int> = var %2 @"z"; 175 %4 : int = field.load %0 @"QuotableSubtypeTest::x()int"; 176 %5 : int = field.load %0 @"QuotableSubtypeTest::y()int"; 177 %6 : int = add %4 %5; 178 %7 : int = var.load %3; 179 %8 : int = add %6 %7; 180 return %8; 181 }; 182 %9 : Var<QuotableSubtypeTest$QuotableIntUnaryOperator> = var %1 @"op"; 183 return; 184 }; 185 """) 186 void captureField() { 187 QuotableIntUnaryOperator op = z -> x + y + z; 188 } 189 190 static void m() { } 191 192 @IR(""" 193 func @"f" ()void -> { 194 %0 : QuotableSubtypeTest$QuotableRunnable = lambda ()void -> { 195 invoke @"QuotableSubtypeTest::m()void"; 196 return; 197 }; 198 return; 199 }; 200 """) 201 static final QuotableRunnable QUOTED_NO_PARAM_VOID_REF = QuotableSubtypeTest::m; 202 203 static int g(int i) { return i; } 204 205 @IR(""" 206 func @"f" ()void -> { 207 %0 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%2 : int)int -> { 208 %3 : Var<int> = var %2 @"x$0"; 209 %4 : int = var.load %3; 210 %5 : int = invoke %4 @"QuotableSubtypeTest::g(int)int"; 211 return %5; 212 }; 213 return; 214 }; 215 """) 216 static final QuotableIntUnaryOperator QUOTED_INT_PARAM_INT_RET_REF = QuotableSubtypeTest::g; 217 218 interface QuotableIntFunction<A> extends Quotable, IntFunction<A> { } 219 220 @IR(""" 221 func @"f" ()void -> { 222 %0 : QuotableSubtypeTest$QuotableIntFunction<int[]> = lambda (%2 : int)int[] -> { 223 %3 : Var<int> = var %2 @"x$0"; 224 %4 : int = var.load %3; 225 %5 : int[] = new %4 @"func<int[], int>"; 226 return %5; 227 }; 228 return; 229 }; 230 """) 231 static final QuotableIntFunction<int[]> QUOTED_INT_PARAM_ARR_RET_REF = int[]::new; 232 233 static class ContextRef { 234 int g(int i) { return i; } 235 236 QuotableIntUnaryOperator capture() { 237 return this::g; 238 } 239 } 240 241 @IR(""" 242 func @"f" (%0 : QuotableSubtypeTest$ContextRef)void -> { 243 %1 : QuotableSubtypeTest$QuotableIntUnaryOperator = lambda (%3 : int)int -> { 244 %4 : Var<int> = var %3 @"x$0"; 245 %5 : int = var.load %4; 246 %6 : int = invoke %0 %5 @"QuotableSubtypeTest$ContextRef::g(int)int"; 247 return %6; 248 }; 249 return; 250 }; 251 """) 252 static final QuotableIntUnaryOperator QUOTED_CAPTURE_THIS_REF = new ContextRef().capture(); 253 }