ENH: Add some tests for polynomial printing.

1 files changed, 81 insertions, 0 deletions

diff --git a/numpy/polynomial/tests/test_printing.py b/numpy/polynomial/tests/test_printing.py
new file mode 100644
index 000000000..9803d931c
--- /dev/null
+++ b/numpy/polynomial/tests/test_printing.py
@@ -0,0 +1,81 @@
+import numpy.polynomial as poly
+from numpy.testing import TestCase, run_module_suite, assert_
+
+class test_str(TestCase):
+    def test_polynomial_str(self):
+        res = str(poly.Polynomial([0,1]))
+        tgt = 'poly([0., 1.])'
+        assert_(res, tgt)
+
+
+    def test_chebyshev_str(self):
+        res = str(poly.Chebyshev([0,1]))
+        tgt = 'leg([0., 1.])'
+        assert_(res, tgt)
+
+
+    def test_legendre_str(self):
+        res = str(poly.Legendre([0,1]))
+        tgt = 'leg([0., 1.])'
+        assert_(res, tgt)
+
+
+    def test_hermite_str(self):
+        res = str(poly.Hermite([0,1]))
+        tgt = 'herm([0., 1.])'
+        assert_(res, tgt)
+
+
+    def test_hermiteE_str(self):
+        res = str(poly.HermiteE([0,1]))
+        tgt = 'herme([0., 1.])'
+        assert_(res, tgt)
+
+
+    def test_laguerre_str(self):
+        res = str(poly.Laguerre([0,1]))
+        tgt = 'lag([0., 1.])'
+        assert_(res, tgt)
+
+
+class test_repr(TestCase):
+    def test_polynomial_str(self):
+        res = repr(poly.Polynomial([0,1]))
+        tgt = 'Polynomial([0., 1.])'
+        assert_(res, tgt)
+
+
+    def test_chebyshev_str(self):
+        res = repr(poly.Chebyshev([0,1]))
+        tgt = 'Chebyshev([0., 1.], [-1., 1.], [-1., 1.])'
+        assert_(res, tgt)
+
+
+    def test_legendre_repr(self):
+        res = repr(poly.Legendre([0,1]))
+        tgt = 'Legendre([0., 1.], [-1., 1.], [-1., 1.])'
+        assert_(res, tgt)
+
+
+    def test_hermite_repr(self):
+        res = repr(poly.Hermite([0,1]))
+        tgt = 'Hermite([0., 1.], [-1., 1.], [-1., 1.])'
+        assert_(res, tgt)
+
+
+    def test_hermiteE_repr(self):
+        res = repr(poly.HermiteE([0,1]))
+        tgt = 'HermiteE([0., 1.], [-1., 1.], [-1., 1.])'
+        assert_(res, tgt)
+
+
+    def test_laguerre_repr(self):
+        res = repr(poly.Laguerre([0,1]))
+        tgt = 'Laguerre([0., 1.], [0., 1.], [0., 1.])'
+        assert_(res, tgt)
+
+
+#
+
+if __name__ == "__main__":
+    run_module_suite()