244     MatrixXd mat1(6,6), mat2(6,6);  in test_evaluators()  local
246     VERIFY_IS_APPROX_EVALUATOR(mat2, mat1);  in test_evaluators()
247     copy_using_evaluator(mat2.transpose(), mat1);  in test_evaluators()
248     VERIFY_IS_APPROX(mat2.transpose(), mat1);  in test_evaluators()
255     mat2.resize(3,3);  in test_evaluators()
256     VERIFY_IS_APPROX_EVALUATOR(mat2, mat1);  in test_evaluators()
327     mat2.setIdentity();  in test_evaluators()
330     copy_using_evaluator(matXcd.imag(), mat2);  in test_evaluators()
332     matXcd_ref.imag() = mat2;  in test_evaluators()
355     VERIFY_IS_APPROX_EVALUATOR(mat2, arr1.matrix());  in test_evaluators()
357     VERIFY_IS_APPROX_EVALUATOR(mat2, (arr1 + 2).matrix());  in test_evaluators()
359     mat2.array() = arr1 * arr1;  in test_evaluators()
360     VERIFY_IS_APPROX(mat2, (arr1 * arr1).matrix());  in test_evaluators()
370     mat2.array() = mat1.array().reverse();  in test_evaluators()
371     VERIFY_IS_APPROX(mat2.array(), mat1.array().reverse());  in test_evaluators()
380     mat2 = mat1;  in test_evaluators()
382     mat2.diagonal(1) = vec1;  in test_evaluators()
383     VERIFY_IS_APPROX(mat1, mat2);  in test_evaluators()
386     mat2.diagonal<-1>() = mat2.diagonal(1);  in test_evaluators()
387     VERIFY_IS_APPROX(mat1, mat2);  in test_evaluators()
392     MatrixXd mat1, mat2, mat1ref, mat2ref;  in test_evaluators()  local
394     mat2ref = mat2 = 2 * mat1 + MatrixXd::Identity(6, 6);  in test_evaluators()
395     swap_using_evaluator(mat1, mat2);  in test_evaluators()
398     VERIFY_IS_APPROX(mat2, mat2ref);  in test_evaluators()
400     swap_using_evaluator(mat1.block(0, 0, 3, 3), mat2.block(3, 3, 3, 3));  in test_evaluators()
403     VERIFY_IS_APPROX(mat2, mat2ref);  in test_evaluators()
405     swap_using_evaluator(mat1.row(2), mat2.col(3).transpose());  in test_evaluators()
406     mat1.row(2).swap(mat2.col(3).transpose());  in test_evaluators()
408     VERIFY_IS_APPROX(mat2, mat2ref);  in test_evaluators()