Provide explanation when a test is skipped

SkipTest messages are shown when running the test suite with
verbosity, such as `nosetests -v`.
They help the user see how to fix the problem, in order to
achieve higher coverage when running the test suite.

3 files changed, 7 insertions, 7 deletions

diff --git a/tests/test_basic_api.py b/tests/test_basic_api.py
index 022e6c55..03a452d7 100644
--- a/tests/test_basic_api.py
+++ b/tests/test_basic_api.py
@@ -161,8 +161,8 @@ def test_formatter_public_api():
 
         try:
             inst = formatter(opt1="val1")
-        except (ImportError, FontNotFound):
-            raise support.SkipTest
+        except (ImportError, FontNotFound) as e:
+            raise support.SkipTest(e)
 
         try:
             inst.get_style_defs()
@@ -209,9 +209,9 @@ def test_formatter_unicode_handling():
     def verify(formatter):
         try:
             inst = formatter(encoding=None)
-        except (ImportError, FontNotFound):
+        except (ImportError, FontNotFound) as e:
             # some dependency or font not installed
-            raise support.SkipTest
+            raise support.SkipTest(e)
 
         if formatter.name != 'Raw tokens':
             out = format(tokens, inst)
diff --git a/tests/test_examplefiles.py b/tests/test_examplefiles.py
index f43abf9b..28037a55 100644
--- a/tests/test_examplefiles.py
+++ b/tests/test_examplefiles.py
@@ -89,7 +89,7 @@ def test_example_files():
 
 def check_lexer(lx, fn):
     if os.name == 'java' and fn in BAD_FILES_FOR_JYTHON:
-        raise support.SkipTest
+        raise support.SkipTest('%s is a known bad file on Jython' % fn)
     absfn = os.path.join(TESTDIR, 'examplefiles', fn)
     with open(absfn, 'rb') as fp:
         text = fp.read()
diff --git a/tests/test_latex_formatter.py b/tests/test_latex_formatter.py
index 05a6c3ac..fbcb6cde 100644
--- a/tests/test_latex_formatter.py
+++ b/tests/test_latex_formatter.py
@@ -42,9 +42,9 @@ class LatexFormatterTest(unittest.TestCase):
             ret = po.wait()
             output = po.stdout.read()
             po.stdout.close()
-        except OSError:
+        except OSError as e:
             # latex not available
-            raise support.SkipTest
+            raise support.SkipTest(e)
         else:
             if ret:
                 print(output)