2015-07-07 18:27:03 +00:00
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsTArray.h"
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#include "gtest/gtest.h"
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using namespace mozilla;
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namespace TestTArray {
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const nsTArray<int>& DummyArray()
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{
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static nsTArray<int> sArray;
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if (sArray.IsEmpty()) {
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const int data[] = {4, 1, 2, 8};
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sArray.AppendElements(data, ArrayLength(data));
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}
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return sArray;
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}
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// This returns an invalid nsTArray with a huge length in order to test that
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// fallible operations actually fail.
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#ifdef DEBUG
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const nsTArray<int>& FakeHugeArray()
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{
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static nsTArray<int> sArray;
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if (sArray.IsEmpty()) {
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sArray.AppendElement();
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((nsTArrayHeader*)sArray.DebugGetHeader())->mLength = UINT32_MAX;
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}
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return sArray;
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}
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#endif
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TEST(TArray, assign)
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{
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nsTArray<int> array;
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array.Assign(DummyArray());
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ASSERT_EQ(DummyArray(), array);
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ASSERT_TRUE(array.Assign(DummyArray(), fallible));
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ASSERT_EQ(DummyArray(), array);
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#ifdef DEBUG
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ASSERT_FALSE(array.Assign(FakeHugeArray(), fallible));
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#endif
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nsTArray<int> array2;
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array2.Assign(Move(array));
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ASSERT_TRUE(array.IsEmpty());
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ASSERT_EQ(DummyArray(), array2);
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}
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2015-07-13 15:25:42 +00:00
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} // namespace TestTArray
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