/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.io.PrintStream;

// Results collector for VarHandle Unit tests
public final class VarHandleUnitTestCollector {
    private final PrintStream out = System.out;

    private int numberOfSuccesses;
    private int numberOfSkips;
    private int numberOfFailures;

    public void start(String testName) {
        out.print(testName);
        out.print("...");
    }

    public void skip() {
        numberOfSkips += 1;
        out.println("SKIP");
    }

    public void success() {
        numberOfSuccesses += 1;
        out.println("OK");
    }

    public void fail(String errorMessage) {
        numberOfFailures += 1;
        out.println("FAIL");
        out.print(errorMessage);
    }

    public void printSummary() {
        out.append(Integer.toString(numberOfSuccesses))
                .append(" successes, ")
                .append(Integer.toString(numberOfSkips))
                .append(" skips, ")
                .append(Integer.toString(numberOfFailures))
                .append(" failures.");
        out.println();
    }

    boolean failuresOccurred() {
        return numberOfFailures != 0;
    }
}