view truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/profiles/BranchProfileTest.java @ 22501:a63bda98cfdb

Extract profiles into separate package. Add isProfilingEnabled in TruffleRuntime to disable profiling in the default runtime; Add low overhead profiles for primitives; Add LoopConditionProfile; Profile footprint/threadsafety improvements; Make toString implementations more consistent; Greatly enhanced javadoc documentation for profiles; Deprecate old profiles
author Christian Humer <christian.humer@oracle.com>
date Wed, 16 Dec 2015 16:38:13 +0100
parents truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/utilities/BranchProfileTest.java@b39b603e2a1e
children a5e58793bbca
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/*
 * Copyright (c) 2013, 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.
 */
package com.oracle.truffle.api.profiles;

import static org.junit.Assert.assertTrue;

import org.junit.Test;

public class BranchProfileTest {

    @Test
    public void testEnter() {
        BranchProfile profile = BranchProfile.Enabled.create0();
        profile.enter();
        profile.enter();
    }

    @Test
    public void testToString() {
        BranchProfile profile = BranchProfile.Enabled.create0();
        assertTrue(profile.toString().contains(BranchProfile.class.getSimpleName()));
        assertTrue(profile.toString().contains("UNINITIALIZED"));
        assertTrue(profile.toString().contains(Integer.toHexString(profile.hashCode())));
        profile.enter();
        assertTrue(profile.toString().contains(BranchProfile.class.getSimpleName()));
        assertTrue(profile.toString().contains("VISITED"));
        assertTrue(profile.toString().contains(Integer.toHexString(profile.hashCode())));
    }

}