1 files changed, 49 insertions, 0 deletions
diff --git a/numpy/core/tests/test_print.py b/numpy/core/tests/test_print.py
index a9db5e480..0490978ff 100644
--- a/numpy/core/tests/test_print.py
+++ b/numpy/core/tests/test_print.py
@@ -3,6 +3,7 @@ from numpy.testing import *
 
 import locale
 import sys
+from StringIO import StringIO
 
 def check_float_type(tp):
     for x in [0, 1,-1, 1e10, 1e20] :
@@ -56,6 +57,54 @@ def test_complex_types():
     for t in [np.complex64, np.cdouble, np.clongdouble] :
         yield check_complex_type, t
 
+# print tests
+def check_float_type_print(tp):
+    for x in [0, 1,-1, 1e10, 1e20, float('inf'), float('nan'), float('-inf')] :
+        file = StringIO()
+        file_tp = StringIO()
+        stdout = sys.stdout
+        try:
+            sys.stdout = file_tp
+            print tp(x)
+            sys.stdout = file
+            print x
+        finally:
+            sys.stdout = stdout
+
+        assert_equal(file.getvalue(), file_tp.getvalue(),
+                     err_msg='print failed for type%s' % tp)
+
+def check_complex_type_print(tp):
+    # We do not create complex with inf/nan directly because the feature is
+    # missing in python < 2.6
+    for x in [complex(0), complex(1), complex(-1), complex(1e10), complex(1e20),
+              complex(float('inf'), 1), complex(float('nan'), 1),
+              complex(float('-inf'), 1)] :
+        file = StringIO()
+        file_tp = StringIO()
+        stdout = sys.stdout
+        try:
+            sys.stdout = file_tp
+            print tp(x)
+            sys.stdout = file
+            print x
+        finally:
+            sys.stdout = stdout
+
+        assert_equal(file.getvalue(), file_tp.getvalue(),
+                     err_msg='print failed for type%s' % tp)
+
+def test_float_type_print():
+    """Check formatting when using print """
+    for t in [np.float32, np.double, np.longdouble] :
+        yield check_float_type_print, t
+
+def test_complex_type_print():
+    """Check formatting when using print """
+    for t in [np.complex64, np.cdouble, np.clongdouble] :
+        yield check_complex_type_print, t
+
+# Locale tests: scalar types formatting should be independant of the locale
 def has_french_locale():
     curloc = locale.getlocale(locale.LC_NUMERIC)
     try: