/*

 * Copyright (c) 2014, 2018, 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

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 * questions.

 */

/*

 * @test TestStableBoolean

 * @summary tests on stable fields and arrays

 * @library /test/lib /

 * @modules java.base/jdk.internal.misc

 * @modules java.base/jdk.internal.vm.annotation

 * @build sun.hotspot.WhiteBox

 *

 * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

 *                                 -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                                 -XX:-TieredCompilation

 *                                 -XX:+FoldStableValues

 *                                 compiler.stable.TestStableBoolean

 * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

 *                                 -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                                 -XX:-TieredCompilation

 *                                 -XX:-FoldStableValues

 *                                 compiler.stable.TestStableBoolean

 *

 * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

 *                                 -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                                 -XX:+TieredCompilation -XX:TieredStopAtLevel=1

 *                                 -XX:+FoldStableValues

 *                                 compiler.stable.TestStableBoolean

 * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

 *                                 -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                                 -XX:+TieredCompilation -XX:TieredStopAtLevel=1

 *                                 -XX:-FoldStableValues

 *                                 compiler.stable.TestStableBoolean

 */

package compiler.stable;

import jdk.internal.vm.annotation.Stable;

import java.lang.reflect.InvocationTargetException;

public class TestStableBoolean {

    static final boolean isStableEnabled = StableConfiguration.isStableEnabled;

    public static void main(String[] args) throws Exception {

        run(DefaultValue.class);

        run(BooleanStable.class);

        run(DefaultStaticValue.class);

        run(StaticBooleanStable.class);

        run(VolatileBooleanStable.class);

        // @Stable arrays: Dim 1-4

        run(BooleanArrayDim1.class);

        run(BooleanArrayDim2.class);

        run(BooleanArrayDim3.class);

        run(BooleanArrayDim4.class);

        // @Stable Object field: dynamic arrays

        run(ObjectArrayLowerDim0.class);

        run(ObjectArrayLowerDim1.class);

        run(ObjectArrayLowerDim2.class);

        // Nested @Stable fields

        run(NestedStableField.class);

        run(NestedStableField1.class);

        run(NestedStableField2.class);

        run(NestedStableField3.class);

        if (failed) {

            throw new Error("TEST FAILED");

        }

    }

    /* ==================================================== */

    static class DefaultValue {

        public @Stable boolean v;

        public static final DefaultValue c = new DefaultValue();

        public static boolean get() { return c.v; }

        public static void test() throws Exception {

                        boolean val1 = get();

            c.v = true; boolean val2 = get();

            assertEquals(val1, false);

            assertEquals(val2, true);

        }

    }

    /* ==================================================== */

    static class BooleanStable {

        public @Stable boolean v;

        public static final BooleanStable c = new BooleanStable();

        public static boolean get() { return c.v; }

        public static void test() throws Exception {

            c.v = true; boolean val1 = get();

            c.v = false; boolean val2 = get();

            assertEquals(val1, true);

            assertEquals(val2, (isStableEnabled ? true : false));

        }

    }

    /* ==================================================== */

    static class DefaultStaticValue {

        public static @Stable boolean v;

        public static final DefaultStaticValue c = new DefaultStaticValue();

        public static boolean get() { return c.v; }

        public static void test() throws Exception {

                        boolean val1 = get();

            c.v = true; boolean val2 = get();

            assertEquals(val1, false);

            assertEquals(val2, true);

        }

    }

    /* ==================================================== */

    static class StaticBooleanStable {

        public static @Stable boolean v;

        public static final StaticBooleanStable c = new StaticBooleanStable();

        public static boolean get() { return c.v; }

        public static void test() throws Exception {

            c.v = true; boolean val1 = get();

            c.v = false; boolean val2 = get();

            assertEquals(val1, true);

            assertEquals(val2, (isStableEnabled ? true : false));

        }

    }

    /* ==================================================== */

    static class VolatileBooleanStable {

        public @Stable volatile boolean v;

        public static final VolatileBooleanStable c = new VolatileBooleanStable();

        public static boolean get() { return c.v; }

        public static void test() throws Exception {

            c.v = true; boolean val1 = get();

            c.v = false; boolean val2 = get();

            assertEquals(val1, true);

            assertEquals(val2, (isStableEnabled ? true : false));

        }

    }

    /* ==================================================== */

    // @Stable array == field && all components are stable

    static class BooleanArrayDim1 {

        public @Stable boolean[] v;

        public static final BooleanArrayDim1 c = new BooleanArrayDim1();

        public static boolean get() { return c.v[0]; }

        public static boolean get1() { return c.v[10]; }

        public static boolean[] get2() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1]; c.v[0] = true;  boolean val1 = get();

                                      c.v[0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

            }

            {

                c.v = new boolean[20]; c.v[10] = true;  boolean val1 = get1();

                                       c.v[10] = false; boolean val2 = get1();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

            }

            {

                c.v = new boolean[1]; boolean[] val1 = get2();

                c.v = new boolean[1]; boolean[] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class BooleanArrayDim2 {

        public @Stable boolean[][] v;

        public static final BooleanArrayDim2 c = new BooleanArrayDim2();

        public static boolean get() { return c.v[0][0]; }

        public static boolean[] get1() { return c.v[0]; }

        public static boolean[][] get2() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1][1]; c.v[0][0] = true;  boolean val1 = get();

                                         c.v[0][0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

                c.v = new boolean[1][1]; c.v[0][0] = false; boolean val3 = get();

                assertEquals(val3, (isStableEnabled ? true : false));

                c.v[0] = new boolean[1]; c.v[0][0] = false; boolean val4 = get();

                assertEquals(val4, (isStableEnabled ? true : false));

            }

            {

                c.v = new boolean[1][1]; boolean[] val1 = get1();

                c.v[0] = new boolean[1]; boolean[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1]; boolean[][] val1 = get2();

                c.v = new boolean[1][1]; boolean[][] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class BooleanArrayDim3 {

        public @Stable boolean[][][] v;

        public static final BooleanArrayDim3 c = new BooleanArrayDim3();

        public static boolean get() { return c.v[0][0][0]; }

        public static boolean[] get1() { return c.v[0][0]; }

        public static boolean[][] get2() { return c.v[0]; }

        public static boolean[][][] get3() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1][1][1]; c.v[0][0][0] = true;  boolean val1 = get();

                                            c.v[0][0][0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

                c.v = new boolean[1][1][1]; c.v[0][0][0] = false; boolean val3 = get();

                assertEquals(val3, (isStableEnabled ? true : false));

                c.v[0] = new boolean[1][1]; c.v[0][0][0] = false; boolean val4 = get();

                assertEquals(val4, (isStableEnabled ? true : false));

                c.v[0][0] = new boolean[1]; c.v[0][0][0] = false; boolean val5 = get();

                assertEquals(val5, (isStableEnabled ? true : false));

            }

            {

                c.v = new boolean[1][1][1]; boolean[] val1 = get1();

                c.v[0][0] = new boolean[1]; boolean[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1][1]; boolean[][] val1 = get2();

                c.v[0] = new boolean[1][1]; boolean[][] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1][1]; boolean[][][] val1 = get3();

                c.v = new boolean[1][1][1]; boolean[][][] val2 = get3();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class BooleanArrayDim4 {

        public @Stable boolean[][][][] v;

        public static final BooleanArrayDim4 c = new BooleanArrayDim4();

        public static boolean get() { return c.v[0][0][0][0]; }

        public static boolean[] get1() { return c.v[0][0][0]; }

        public static boolean[][] get2() { return c.v[0][0]; }

        public static boolean[][][] get3() { return c.v[0]; }

        public static boolean[][][][] get4() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1][1][1][1]; c.v[0][0][0][0] = true;  boolean val1 = get();

                                               c.v[0][0][0][0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

                c.v = new boolean[1][1][1][1]; c.v[0][0][0][0] = false; boolean val3 = get();

                assertEquals(val3, (isStableEnabled ? true : false));

                c.v[0] = new boolean[1][1][1]; c.v[0][0][0][0] = false; boolean val4 = get();

                assertEquals(val4, (isStableEnabled ? true : false));

                c.v[0][0] = new boolean[1][1]; c.v[0][0][0][0] = false; boolean val5 = get();

                assertEquals(val5, (isStableEnabled ? true : false));

                c.v[0][0][0] = new boolean[1]; c.v[0][0][0][0] = false; boolean val6 = get();

                assertEquals(val6, (isStableEnabled ? true : false));

            }

            {

                c.v = new boolean[1][1][1][1]; boolean[] val1 = get1();

                c.v[0][0][0] = new boolean[1]; boolean[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1][1][1]; boolean[][] val1 = get2();

                c.v[0][0] = new boolean[1][1]; boolean[][] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1][1][1]; boolean[][][] val1 = get3();

                c.v[0] = new boolean[1][1][1]; boolean[][][] val2 = get3();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1][1][1]; boolean[][][][] val1 = get4();

                c.v = new boolean[1][1][1][1]; boolean[][][][] val2 = get4();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    // Dynamic Dim is higher than static

    static class ObjectArrayLowerDim0 {

        public @Stable Object v;

        public static final ObjectArrayLowerDim0 c = new ObjectArrayLowerDim0();

        public static boolean get() { return ((boolean[])c.v)[0]; }

        public static boolean[] get1() { return (boolean[])c.v; }

        public static boolean[] get2() { return (boolean[])c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1]; ((boolean[])c.v)[0] = true;  boolean val1 = get();

                                      ((boolean[])c.v)[0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, false);

            }

            {

                c.v = new boolean[1]; boolean[] val1 = get1();

                c.v = new boolean[1]; boolean[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class ObjectArrayLowerDim1 {

        public @Stable Object[] v;

        public static final ObjectArrayLowerDim1 c = new ObjectArrayLowerDim1();

        public static boolean get() { return ((boolean[][])c.v)[0][0]; }

        public static boolean[] get1() { return (boolean[])(c.v[0]); }

        public static Object[] get2() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1][1]; ((boolean[][])c.v)[0][0] = true;  boolean val1 = get();

                                         ((boolean[][])c.v)[0][0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, false);

            }

            {

                c.v = new boolean[1][1]; c.v[0] = new boolean[0]; boolean[] val1 = get1();

                                         c.v[0] = new boolean[0]; boolean[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[0][0]; Object[] val1 = get2();

                c.v = new boolean[0][0]; Object[] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class ObjectArrayLowerDim2 {

        public @Stable Object[][] v;

        public static final ObjectArrayLowerDim2 c = new ObjectArrayLowerDim2();

        public static boolean get() { return ((boolean[][][])c.v)[0][0][0]; }

        public static boolean[] get1() { return (boolean[])(c.v[0][0]); }

        public static boolean[][] get2() { return (boolean[][])(c.v[0]); }

        public static Object[][] get3() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new boolean[1][1][1]; ((boolean[][][])c.v)[0][0][0] = true;  boolean val1 = get();

                                            ((boolean[][][])c.v)[0][0][0] = false; boolean val2 = get();

                assertEquals(val1, true);

                assertEquals(val2, false);

            }

            {

                c.v = new boolean[1][1][1]; c.v[0][0] = new boolean[0]; boolean[] val1 = get1();

                                            c.v[0][0] = new boolean[0]; boolean[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[1][1][1]; c.v[0] = new boolean[0][0]; boolean[][] val1 = get2();

                                            c.v[0] = new boolean[0][0]; boolean[][] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

            {

                c.v = new boolean[0][0][0]; Object[][] val1 = get3();

                c.v = new boolean[0][0][0]; Object[][] val2 = get3();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class NestedStableField {

        static class A {

            public @Stable boolean a;

        }

        public @Stable A v;

        public static final NestedStableField c = new NestedStableField();

        public static A get() { return c.v; }

        public static boolean get1() { return get().a; }

        public static void test() throws Exception {

            {

                c.v = new A(); c.v.a = true;  A val1 = get();

                               c.v.a = false; A val2 = get();

                assertEquals(val1.a, false);

                assertEquals(val2.a, false);

            }

            {

                c.v = new A(); c.v.a = true;  boolean val1 = get1();

                               c.v.a = false; boolean val2 = get1();

                c.v = new A(); c.v.a = false; boolean val3 = get1();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

                assertEquals(val3, (isStableEnabled ? true : false));

            }

        }

    }

    /* ==================================================== */

    static class NestedStableField1 {

        static class A {

            public @Stable boolean a;

            public @Stable A next;

        }

        public @Stable A v;

        public static final NestedStableField1 c = new NestedStableField1();

        public static A get() { return c.v.next.next.next.next.next.next.next; }

        public static boolean get1() { return get().a; }

        public static void test() throws Exception {

            {

                c.v = new A(); c.v.next = new A(); c.v.next.next  = c.v;

                               c.v.a = true;  c.v.next.a = true;  A val1 = get();

                               c.v.a = false; c.v.next.a = false; A val2 = get();

                assertEquals(val1.a, false);

                assertEquals(val2.a, false);

            }

            {

                c.v = new A(); c.v.next = c.v;

                               c.v.a = true;  boolean val1 = get1();

                               c.v.a = false; boolean val2 = get1();

                c.v = new A(); c.v.next = c.v;

                               c.v.a = false; boolean val3 = get1();

                assertEquals(val1, true);

                assertEquals(val2, (isStableEnabled ? true : false));

                assertEquals(val3, (isStableEnabled ? true : false));