def test_swapcols():
M1 = mMat([1, 2], [3, 4])
M1.iswap_cols(0, 1)
M2 = Mat([2, 1], [4, 3])
assert M1 == M2
def test_rowadd():
M1 = mMat([1, 2, 3], [4, 5, 6])
M1.isum_row(1, (1, 1, 1))
M2 = mMat([1, 2, 3], [5, 6, 7])
assert M1 == M2
def test_swaprows():
M1 = mMat([1, 2], [3, 4])
M1.iswap_rows(0, 1)
M2 = Mat([3, 4], [1, 2])
assert M1 == M2
def test_coladd():
M1 = mMat([1, 2], [3, 4])
M1.isum_col(1, (1, 1))
M2 = Mat([1, 3], [3, 5])
assert M1 == M2
def test_rowadd_sqr():
M1 = mMat([1, 2], [3, 4])
M1.isum_row(1, (1, 1))
M2 = Mat([1, 2], [4, 5])
assert M1 == M2
def test_colmul():
M1 = mMat([1, 2], [3, 4])
M1.imul_col(1, 2)
M2 = Mat([1, 4], [3, 8])
assert M1 == M2
def test_rowmul():
M1 = mMat([1, 2], [3, 4])
M1.imul_row(1, 2)
M2 = Mat([1, 2], [6, 8])
assert M1 == M2
def test_swapcols():
M1 = mMat([1, 2], [3, 4])
M1.iswap_cols(0, 1)
M2 = Mat([2, 1], [4, 3])
assert M1 == M2
def test_setvalue():
M1 = mMat([1, 2], [3, 4])
M1[0] = [1, 1]
M1[1] = [2, 2]
assert list(M1.flat) == [1, 1, 2, 2]
def test_rowadd():
M1 = mMat([1, 2, 3], [4, 5, 6])
M1.isum_row(1, (1, 1, 1))
M2 = mMat([1, 2, 3], [5, 6, 7])
assert M1 == M2
def test_swaprows():
M1 = mMat([1, 2], [3, 4])
M1.iswap_rows(0, 1)
M2 = Mat([3, 4], [1, 2])
assert M1 == M2
def test_rowadd_sqr():
M1 = mMat([1, 2], [3, 4])
M1.isum_row(1, (1, 1))
M2 = Mat([1, 2], [4, 5])
assert M1 == M2
def test_coladd():
M1 = mMat([1, 2], [3, 4])
M1.isum_col(1, (1, 1))
M2 = Mat([1, 3], [3, 5])
assert M1 == M2
def test_rowmul():
M1 = mMat([1, 2], [3, 4])
M1.imul_row(1, 2)
M2 = Mat([1, 2], [6, 8])
assert M1 == M2
def test_colmul():
M1 = mMat([1, 2], [3, 4])
M1.imul_col(1, 2)
M2 = Mat([1, 4], [3, 8])
assert M1 == M2
def test_setvalue():
M1 = mMat([1, 2], [3, 4])
M1[0] = [1, 1]
M1[1] = [2, 2]
assert list(M1.flat) == [1, 1, 2, 2]