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/*
 * Copyright 2012 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "Test.h"
#include "SkGraphics.h"
#include "SkPaint.h"
#include "SkTLS.h"
#include "SkThreadUtils.h"

static void thread_main(void*) {
    SkGraphics::SetTLSFontCacheLimit(1 * 1024 * 1024);

    const char text[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
    size_t len = strlen(text);

    SkPaint paint;

    for (int j = 0; j < 10; ++j) {
        for (int i = 9; i <= 48; ++i) {
            paint.setTextSize(SkIntToScalar(i));
            paint.setAntiAlias(false);
            paint.measureText(text, len);
            paint.setAntiAlias(true);
            paint.measureText(text, len);
        }
    }
}

static void test_measuretext(skiatest::Reporter* reporter) {
    SkThread* threads[8];
    int N = SK_ARRAY_COUNT(threads);
    int i;

    for (i = 0; i < N; ++i) {
        threads[i] = new SkThread(thread_main);
    }

    for (i = 0; i < N; ++i) {
        threads[i]->start();
    }

    for (i = 0; i < N; ++i) {
        threads[i]->join();
    }

    for (i = 0; i < N; ++i) {
        delete threads[i];
    }
}

static void TestTLS(skiatest::Reporter* reporter) {
    test_measuretext(reporter);
}

#include "TestClassDef.h"
// TODO: Disabled for now to work around
// http://code.google.com/p/skia/issues/detail?id=619
// ('flaky segfault in TLS test on Shuttle_Ubuntu12 buildbots')
// DEFINE_TESTCLASS("TLS", TLSClass, TestTLS)