/* * Copyright (c) 2013, 2016, 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.
*/
// Set/get by address tests: invert some value; first retrieve one int actual_value = array.get_by_index(NUM_REGIONS / 2);
array.set_by_index(NUM_REGIONS / 2, ~actual_value); // Get the same value by address, should correspond to the start of the "region" int value = array.get_by_address(region_start_address);
ASSERT_EQ(value, ~actual_value); // Get the same value by address, at one HeapWord before the start
value = array.get_by_address(region_start_address - 1);
ASSERT_EQ(DEFAULT_VALUE, value); // Get the same value by address, at the end of the "region"
value = array.get_by_address(region_end_address);
ASSERT_EQ(value, ~actual_value); // Make sure the next value maps to another index
value = array.get_by_address(region_end_address + 1);
ASSERT_EQ(DEFAULT_VALUE, value);
// Reset the value in the array
array.set_by_address(region_start_address +
(region_end_address - region_start_address) / 2,
actual_value);
// The entire array should have the default value again for (int* current = bottom; current < end; current++) {
ASSERT_EQ(DEFAULT_VALUE, *current);
}
// Set/get by index tests: invert some value
size_t index = NUM_REGIONS / 2;
actual_value = array.get_by_index(index);
array.set_by_index(index, ~actual_value);
value = array.get_by_index(index);
ASSERT_EQ(~actual_value, value);
value = array.get_by_index(index - 1);
ASSERT_EQ(DEFAULT_VALUE, value);
value = array.get_by_index(index + 1);
ASSERT_EQ(DEFAULT_VALUE, value);
array.set_by_index(0, 0);
value = array.get_by_index(0);
ASSERT_EQ(0, value);
// The array should have three zeros, and default values otherwise
size_t num_zeros = 0; for (int* current = bottom; current < end; current++) {
ASSERT_TRUE(*current == DEFAULT_VALUE || *current == 0); if (*current == 0) {
num_zeros++;
}
}
ASSERT_EQ((size_t) 3, num_zeros);
}
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