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-rw-r--r--numpy/lib/tests/test_io.py18
1 files changed, 16 insertions, 2 deletions
diff --git a/numpy/lib/tests/test_io.py b/numpy/lib/tests/test_io.py
index 97633d525..e83c82ecd 100644
--- a/numpy/lib/tests/test_io.py
+++ b/numpy/lib/tests/test_io.py
@@ -479,6 +479,10 @@ class TestLoadTxt(TestCase):
c = StringIO()
c.write(asbytes('1,2,3\n4,5,6'))
c.seek(0)
+ assert_raises(ValueError, np.loadtxt, c, ndmin=3)
+ c.seek(0)
+ assert_raises(ValueError, np.loadtxt, c, ndmin=1.5)
+ c.seek(0)
x = np.loadtxt(c, dtype=int, delimiter=',', ndmin=1)
a = np.array([[1, 2, 3], [4, 5, 6]])
assert_array_equal(x, a)
@@ -487,13 +491,23 @@ class TestLoadTxt(TestCase):
d.seek(0)
x = np.loadtxt(d, dtype=int, delimiter=',', ndmin=2)
assert_(x.shape == (1, 3))
- assert_raises(ValueError, np.loadtxt, d, ndmin=3)
- assert_raises(ValueError, np.loadtxt, d, ndmin=1.5)
+ d.seek(0)
+ x = np.loadtxt(d, dtype=int, delimiter=',', ndmin=1)
+ assert_(x.shape == (3,))
+ d.seek(0)
+ x = np.loadtxt(d, dtype=int, delimiter=',', ndmin=0)
+ assert_(x.shape == (3,))
e = StringIO()
e.write(asbytes('0\n1\n2'))
e.seek(0)
x = np.loadtxt(e, dtype=int, delimiter=',', ndmin=2)
assert_(x.shape == (3, 1))
+ e.seek(0)
+ x = np.loadtxt(e, dtype=int, delimiter=',', ndmin=1)
+ assert_(x.shape == (3,))
+ e.seek(0)
+ x = np.loadtxt(e, dtype=int, delimiter=',', ndmin=0)
+ assert_(x.shape == (3,))
f = StringIO()
assert_(np.loadtxt(f, ndmin=2).shape == (0, 1,))
assert_(np.loadtxt(f, ndmin=1).shape == (0,))