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// Copyright 2016, VIXL authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of ARM Limited nor the names of its contributors may be
//     used to endorse or promote products derived from this software without
//     specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


#include "code-buffer-vixl.h"
#include "test-runner.h"

namespace vixl {

#define TEST(name) TEST_(CODE_BUFFER_##name)

TEST(align_grow) {
  CodeBuffer code_buffer(2);
  VIXL_CHECK(code_buffer.GetCapacity() == 2);
  VIXL_CHECK(code_buffer.GetRemainingBytes() == 2);

  code_buffer.Emit16(0);
  VIXL_CHECK(code_buffer.GetCapacity() == 2);
  VIXL_CHECK(code_buffer.GetRemainingBytes() == 0);

  // Check that the buffer can automatically grow when aligning the cursor.
  VIXL_CHECK(IsAligned<2>(code_buffer.GetCursorOffset()));
  code_buffer.Align();
  VIXL_CHECK(IsWordAligned(code_buffer.GetCursorOffset()));
  VIXL_CHECK(code_buffer.GetCapacity() > 2);

  code_buffer.SetClean();
}

}  // namespace vixl