/*

 * Copyright (c) 2014, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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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 */

/*

 * @test TestStableLong

 * @summary tests on stable fields and arrays

 * @library /testlibrary /test/lib

 * @build TestStableLong StableConfiguration sun.hotspot.WhiteBox

 * @run main ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission

 * @run main ClassFileInstaller

 *           java/lang/invoke/StableConfiguration

 *           java/lang/invoke/TestStableLong

 *           java/lang/invoke/TestStableLong$LongStable

 *           java/lang/invoke/TestStableLong$StaticLongStable

 *           java/lang/invoke/TestStableLong$VolatileLongStable

 *           java/lang/invoke/TestStableLong$LongArrayDim1

 *           java/lang/invoke/TestStableLong$LongArrayDim2

 *           java/lang/invoke/TestStableLong$LongArrayDim3

 *           java/lang/invoke/TestStableLong$LongArrayDim4

 *           java/lang/invoke/TestStableLong$ObjectArrayLowerDim0

 *           java/lang/invoke/TestStableLong$ObjectArrayLowerDim1

 *           java/lang/invoke/TestStableLong$NestedStableField

 *           java/lang/invoke/TestStableLong$NestedStableField$A

 *           java/lang/invoke/TestStableLong$NestedStableField1

 *           java/lang/invoke/TestStableLong$NestedStableField1$A

 *           java/lang/invoke/TestStableLong$NestedStableField2

 *           java/lang/invoke/TestStableLong$NestedStableField2$A

 *           java/lang/invoke/TestStableLong$NestedStableField3

 *           java/lang/invoke/TestStableLong$NestedStableField3$A

 *           java/lang/invoke/TestStableLong$DefaultValue

 *           java/lang/invoke/TestStableLong$DefaultStaticValue

 *           java/lang/invoke/TestStableLong$ObjectArrayLowerDim2

 *

 * @run main/othervm -Xbootclasspath/a:.

 *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

 *                   -XX:-TieredCompilation

 *                   -XX:+FoldStableValues

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

 *                   java.lang.invoke.TestStableLong

 * @run main/othervm -Xbootclasspath/a:.

 *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

 *                   -XX:-TieredCompilation

 *                   -XX:-FoldStableValues

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

 *                   java.lang.invoke.TestStableLong

 *

 * @run main/othervm -Xbootclasspath/a:.

 *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

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

 *                   -XX:+FoldStableValues

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

 *                   java.lang.invoke.TestStableLong

 * @run main/othervm -Xbootclasspath/a:.

 *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp

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

 *                   -XX:-FoldStableValues

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

 *                   java.lang.invoke.TestStableLong

 *

 */

package java.lang.invoke;

import java.lang.reflect.InvocationTargetException;

public class TestStableLong {

    static final boolean isStableEnabled    = StableConfiguration.isStableEnabled;

    static final boolean isServerWithStable = StableConfiguration.isServerWithStable;

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

        run(DefaultValue.class);

        run(LongStable.class);

        run(DefaultStaticValue.class);

        run(StaticLongStable.class);

        run(VolatileLongStable.class);

        // @Stable arrays: Dim 1-4

        run(LongArrayDim1.class);

        run(LongArrayDim2.class);

        run(LongArrayDim3.class);

        run(LongArrayDim4.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 long v;

        public static final DefaultValue c = new DefaultValue();

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

        public static void test() throws Exception {

                      long val1 = get();

            c.v = 1L; long val2 = get();

            assertEquals(val1, 0);

            assertEquals(val2, 1L);

        }

    }

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

    static class LongStable {

        public @Stable long v;

        public static final LongStable c = new LongStable();

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

        public static void test() throws Exception {

            c.v = 5;              long val1 = get();

            c.v = Long.MAX_VALUE; long val2 = get();

            assertEquals(val1, 5);

            assertEquals(val2, (isStableEnabled ? 5 : Long.MAX_VALUE));

        }

    }

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

    static class DefaultStaticValue {

        public static @Stable long v;

        public static final DefaultStaticValue c = new DefaultStaticValue();

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

        public static void test() throws Exception {

                      long val1 = get();

            c.v = 1L; long val2 = get();

            assertEquals(val1, 0);

            assertEquals(val2, 1L);

        }

    }

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

    static class StaticLongStable {

        public static @Stable long v;

        public static final StaticLongStable c = new StaticLongStable();

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

        public static void test() throws Exception {

            c.v = 5;              long val1 = get();

            c.v = Long.MAX_VALUE; long val2 = get();

            assertEquals(val1, 5);

            assertEquals(val2, (isStableEnabled ? 5 : Long.MAX_VALUE));

        }

    }

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

    static class VolatileLongStable {

        public @Stable volatile long v;

        public static final VolatileLongStable c = new VolatileLongStable();

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

        public static void test() throws Exception {

            c.v = 5;              long val1 = get();

            c.v = Long.MAX_VALUE; long val2 = get();

            assertEquals(val1, 5);

            assertEquals(val2, (isStableEnabled ? 5 : Long.MAX_VALUE));

        }

    }

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

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

    static class LongArrayDim1 {

        public @Stable long[] v;

        public static final LongArrayDim1 c = new LongArrayDim1();

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

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

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

        public static void test() throws Exception {

            {

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

                                   c.v[0] = 2; long val2 = get();

                assertEquals(val1, 1);

                assertEquals(val2, (isServerWithStable ? 1 : 2));

                c.v = new long[1]; c.v[0] = 3; long val3 = get();

                assertEquals(val3, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 3));

            }

            {

                c.v = new long[20]; c.v[10] = 1; long val1 = get1();

                                    c.v[10] = 2; long val2 = get1();

                assertEquals(val1, 1);

                assertEquals(val2, (isServerWithStable ? 1 : 2));

                c.v = new long[20]; c.v[10] = 3; long val3 = get1();

                assertEquals(val3, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 3));

            }

            {

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

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

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

            }

        }

    }

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

    static class LongArrayDim2 {

        public @Stable long[][] v;

        public static final LongArrayDim2 c = new LongArrayDim2();

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

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

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

        public static void test() throws Exception {

            {

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

                                      c.v[0][0] = 2; long val2 = get();

                assertEquals(val1, 1);

                assertEquals(val2, (isServerWithStable ? 1 : 2));

                c.v = new long[1][1]; c.v[0][0] = 3; long val3 = get();

                assertEquals(val3, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 3));

                c.v[0] = new long[1]; c.v[0][0] = 4; long val4 = get();

                assertEquals(val4, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 4));

            }

            {

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

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

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

            }

            {

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

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

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

            }

        }

    }

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

    static class LongArrayDim3 {

        public @Stable long[][][] v;

        public static final LongArrayDim3 c = new LongArrayDim3();

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

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

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

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

        public static void test() throws Exception {

            {

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

                                         c.v[0][0][0] = 2; long val2 = get();

                assertEquals(val1, 1);

                assertEquals(val2, (isServerWithStable ? 1 : 2));

                c.v = new long[1][1][1]; c.v[0][0][0] = 3; long val3 = get();

                assertEquals(val3, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 3));

                c.v[0] = new long[1][1]; c.v[0][0][0] = 4; long val4 = get();

                assertEquals(val4, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 4));

                c.v[0][0] = new long[1]; c.v[0][0][0] = 5; long val5 = get();

                assertEquals(val5, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 5));

            }

            {

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

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

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

            }

            {

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

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

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

            }

            {

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

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

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

            }

        }

    }

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

    static class LongArrayDim4 {

        public @Stable long[][][][] v;

        public static final LongArrayDim4 c = new LongArrayDim4();

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

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

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

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

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

        public static void test() throws Exception {

            {

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

                                            c.v[0][0][0][0] = 2; long val2 = get();

                assertEquals(val1, 1);

                assertEquals(val2, (isServerWithStable ? 1 : 2));

                c.v = new long[1][1][1][1]; c.v[0][0][0][0] = 3; long val3 = get();

                assertEquals(val3, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 3));

                c.v[0] = new long[1][1][1]; c.v[0][0][0][0] = 4; long val4 = get();

                assertEquals(val4, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 4));

                c.v[0][0] = new long[1][1]; c.v[0][0][0][0] = 5; long val5 = get();

                assertEquals(val5, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 5));

                c.v[0][0][0] = new long[1]; c.v[0][0][0][0] = 6; long val6 = get();

                assertEquals(val6, (isStableEnabled ? (isServerWithStable ? 1 : 2)

                                                    : 6));

            }

            {

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

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

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

            }

            {

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

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

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

            }

            {

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

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

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

            }

            {

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

                c.v = new long[1][1][1][1]; long[][][][] 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 long get() { return ((long[])c.v)[0]; }

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

        public static void test() throws Exception {

            {

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

                                   ((long[])c.v)[0] = 2; long val2 = get();

                assertEquals(val1, 1);

                assertEquals(val2, 2);

            }

            {

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

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

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

            }

        }

    }

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

    static class ObjectArrayLowerDim1 {

        public @Stable Object[] v;

        public static final ObjectArrayLowerDim1 c = new ObjectArrayLowerDim1();

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

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

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

        public static void test() throws Exception {

            {

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

                                      ((long[][])c.v)[0][0] = 2; long val2 = get();

                assertEquals(val1, 1);

                assertEquals(val2, 2);

            }

            {

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

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

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

            }

            {

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

                c.v = new long[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 long get() { return ((long[][][])c.v)[0][0][0]; }

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

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

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

        public static void test() throws Exception {

            {

                c.v = new long[1][1][1]; ((long[][][])c.v)[0][0][0] = 1L; long val1 = get();

                                         ((long[][][])c.v)[0][0][0] = 2L; long val2 = get();

                assertEquals(val1, 1L);

                assertEquals(val2, 2L);

            }

            {

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

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

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

            }

            {

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

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

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

            }

            {

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

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

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

            }

        }

    }

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

    static class NestedStableField {

        static class A {

            public @Stable long a;

        }

        public @Stable A v;

        public static final NestedStableField c = new NestedStableField();

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

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

        public static void test() throws Exception {

            {

                c.v = new A(); c.v.a = 1; A val1 = get();

                               c.v.a = 2; A val2 = get();

                assertEquals(val1.a, 2);

                assertEquals(val2.a, 2);

            }

            {

                c.v = new A(); c.v.a = 1; long val1 = get1();

                               c.v.a = 2; long val2 = get1();

                c.v = new A(); c.v.a = 3; long val3 = get1();