universe@530: /*
universe@530:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
universe@530:  *
universe@530:  * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
universe@530:  *
universe@530:  * Redistribution and use in source and binary forms, with or without
universe@530:  * modification, are permitted provided that the following conditions are met:
universe@530:  *
universe@530:  *   1. Redistributions of source code must retain the above copyright
universe@530:  *      notice, this list of conditions and the following disclaimer.
universe@530:  *
universe@530:  *   2. Redistributions in binary form must reproduce the above copyright
universe@530:  *      notice, this list of conditions and the following disclaimer in the
universe@530:  *      documentation and/or other materials provided with the distribution.
universe@530:  *
universe@530:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@530:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@530:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
universe@530:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
universe@530:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
universe@530:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
universe@530:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
universe@530:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
universe@530:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
universe@530:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
universe@530:  * POSSIBILITY OF SUCH DAMAGE.
universe@530:  */
universe@530: 
universe@530: #include "cx/buffer.h"
universe@530: 
universe@530: #include <gtest/gtest.h>
universe@530: #include "util_allocator.h"
universe@530: 
universe@530: class Buffer : public ::testing::Test {
universe@530: protected:
universe@530:     void TearDown() override {
universe@530:         EXPECT_TRUE(testingAllocator.verify());
universe@530:     }
universe@530: 
universe@530:     CxTestingAllocator testingAllocator;
universe@530: };
universe@530: 
universe@530: TEST_F(Buffer, WrapSpace) {
universe@530:     CxBuffer buf;
universe@530:     void *space = cxMalloc(&testingAllocator, 16);
universe@530:     cxBufferInit(&buf, space, 16, &testingAllocator, CX_BUFFER_DEFAULT);
universe@530:     EXPECT_EQ(buf.space, space);
universe@530:     EXPECT_EQ(buf.flags & CX_BUFFER_AUTO_EXTEND, 0);
universe@530:     EXPECT_EQ(buf.flags & CX_BUFFER_FREE_CONTENTS, 0);
universe@530:     EXPECT_EQ(buf.pos, 0);
universe@530:     EXPECT_EQ(buf.size, 0);
universe@530:     EXPECT_EQ(buf.capacity, 16);
universe@530:     EXPECT_EQ(buf.allocator, &testingAllocator);
universe@530:     cxBufferDestroy(&buf);
universe@530:     EXPECT_FALSE(testingAllocator.verify());
universe@530:     cxFree(&testingAllocator, space);
universe@530:     EXPECT_TRUE(testingAllocator.verify());
universe@530: }
universe@530: 
universe@530: TEST_F(Buffer, WrapSpaceAutoFree) {
universe@530:     CxBuffer buf;
universe@530:     void *space = cxMalloc(&testingAllocator, 16);
universe@530:     cxBufferInit(&buf, space, 16, &testingAllocator, CX_BUFFER_FREE_CONTENTS);
universe@530:     EXPECT_EQ(buf.space, space);
universe@530:     EXPECT_EQ(buf.flags & CX_BUFFER_AUTO_EXTEND, 0);
universe@530:     EXPECT_EQ(buf.flags & CX_BUFFER_FREE_CONTENTS, CX_BUFFER_FREE_CONTENTS);
universe@530:     EXPECT_EQ(buf.pos, 0);
universe@530:     EXPECT_EQ(buf.size, 0);
universe@530:     EXPECT_EQ(buf.capacity, 16);
universe@530:     EXPECT_EQ(buf.allocator, &testingAllocator);
universe@530:     EXPECT_FALSE(testingAllocator.verify());
universe@530:     cxBufferDestroy(&buf);
universe@530:     EXPECT_TRUE(testingAllocator.verify());
universe@530: }