@Test
public void testInitializeMatrixSetsRotateOnRotation() {
Matrix matrix = mock(Matrix.class);
TransformationUtils.initializeMatrixForRotation(ExifInterface.ORIENTATION_ROTATE_90, matrix);
verify(matrix).setRotate(90);
TransformationUtils.initializeMatrixForRotation(ExifInterface.ORIENTATION_ROTATE_180, matrix);
verify(matrix).setRotate(180);
TransformationUtils.initializeMatrixForRotation(ExifInterface.ORIENTATION_ROTATE_270, matrix);
verify(matrix).setRotate(-90);
}
@Test
public void testInitializeMatrixSetsScaleAndRotateIfTransverse() {
Matrix matrix = mock(Matrix.class);
TransformationUtils.initializeMatrixForRotation(ExifInterface.ORIENTATION_TRANSVERSE, matrix);
verify(matrix).setRotate(-90);
verify(matrix).postScale(-1, 1);
}
@Test
public void testInitializeMatrixSetsScaleIfFlipHorizontal() {
Matrix matrix = mock(Matrix.class);
TransformationUtils.initializeMatrixForRotation(
ExifInterface.ORIENTATION_FLIP_HORIZONTAL, matrix);
verify(matrix).setScale(-1, 1);
}
@Test
public void testInitializeMatrixSetsScaleAndRotateIfFlipVertical() {
Matrix matrix = mock(Matrix.class);
TransformationUtils.initializeMatrixForRotation(
ExifInterface.ORIENTATION_FLIP_VERTICAL, matrix);
verify(matrix).setRotate(180);
verify(matrix).postScale(-1, 1);
}
