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// Copyright 2018 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "float_buffer.h"
#include <gtest/gtest.h>
namespace {
TEST(FloatBuffer, ReadWrite) {
unsigned int readable = 10;
struct float_buffer* b = float_buffer_create(10, 2);
EXPECT_EQ(10, float_buffer_writable(b));
// (w, r)=(8, 0)
float_buffer_written(b, 8);
EXPECT_EQ(8, float_buffer_level(b));
float_buffer_read_pointer(b, 0, &readable);
EXPECT_EQ(8, readable);
EXPECT_EQ(2, float_buffer_writable(b));
readable = 10;
float_buffer_read_pointer(b, 3, &readable);
EXPECT_EQ(5, readable);
// (w, r)=(8, 6)
float_buffer_read(b, 6);
EXPECT_EQ(2, float_buffer_writable(b));
// (w, r)=(0, 6)
float_buffer_written(b, 2);
EXPECT_EQ(6, float_buffer_writable(b));
// (w, r)=(3, 6)
readable = 10;
float_buffer_written(b, 3);
float_buffer_read_pointer(b, 0, &readable);
EXPECT_EQ(4, readable);
readable = 10;
float_buffer_read_pointer(b, 1, &readable);
EXPECT_EQ(3, readable);
float_buffer_destroy(&b);
}
} // namespace
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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