From 54c9f93e1f6d2bb564a3ed0cf38189effb4e2698 Mon Sep 17 00:00:00 2001
From: Armin Ronacher <armin.ronacher@active-4.com>
Date: Mon, 20 May 2013 11:51:37 +0100
Subject: Added nicer test finder from Flask

---
 MANIFEST.in                  |  2 +-
 Makefile                     |  2 +-
 jinja2/testsuite/__init__.py | 59 ++++++++++++++++++++++++++++++++++++++++++++
 run-tests.py                 |  5 ++++
 tox.ini                      |  2 +-
 5 files changed, 67 insertions(+), 3 deletions(-)
 create mode 100644 run-tests.py

diff --git a/MANIFEST.in b/MANIFEST.in
index 63760bb..0d6db7c 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,4 +1,4 @@
-include MANIFEST.in Makefile CHANGES LICENSE AUTHORS
+include MANIFEST.in Makefile CHANGES LICENSE AUTHORS run-tests.py
 recursive-include docs *
 recursive-include custom_fixers *
 recursive-include ext *
diff --git a/Makefile b/Makefile
index 9a31598..266180e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 test:
-	python setup.py test
+	python run-tests.py
 
 develop:
 	pip install --editable .
diff --git a/jinja2/testsuite/__init__.py b/jinja2/testsuite/__init__.py
index 781a0e7..f5e617b 100644
--- a/jinja2/testsuite/__init__.py
+++ b/jinja2/testsuite/__init__.py
@@ -69,6 +69,57 @@ class JinjaTestCase(unittest.TestCase):
             self.fail('Expected exception')
 
 
+def find_all_tests(suite):
+    """Yields all the tests and their names from a given suite."""
+    suites = [suite]
+    while suites:
+        s = suites.pop()
+        try:
+            suites.extend(s)
+        except TypeError:
+            yield s, '%s.%s.%s' % (
+                s.__class__.__module__,
+                s.__class__.__name__,
+                s._testMethodName
+            )
+
+
+class BetterLoader(unittest.TestLoader):
+    """A nicer loader that solves two problems.  First of all we are setting
+    up tests from different sources and we're doing this programmatically
+    which breaks the default loading logic so this is required anyways.
+    Secondly this loader has a nicer interpolation for test names than the
+    default one so you can just do ``run-tests.py ViewTestCase`` and it
+    will work.
+    """
+
+    def getRootSuite(self):
+        return suite()
+
+    def loadTestsFromName(self, name, module=None):
+        root = self.getRootSuite()
+        if name == 'suite':
+            return root
+
+        all_tests = []
+        for testcase, testname in find_all_tests(root):
+            if testname == name or \
+               testname.endswith('.' + name) or \
+               ('.' + name + '.') in testname or \
+               testname.startswith(name + '.'):
+                all_tests.append(testcase)
+
+        if not all_tests:
+            raise LookupError('could not find test case for "%s"' % name)
+
+        if len(all_tests) == 1:
+            return all_tests[0]
+        rv = unittest.TestSuite()
+        for test in all_tests:
+            rv.addTest(test)
+        return rv
+
+
 def suite():
     from jinja2.testsuite import ext, filters, tests, core_tags, \
          loader, inheritance, imports, lexnparse, security, api, \
@@ -94,3 +145,11 @@ def suite():
         suite.addTest(doctests.suite())
 
     return suite
+
+
+def main():
+    """Runs the testsuite as command line application."""
+    try:
+        unittest.main(testLoader=BetterLoader(), defaultTest='suite')
+    except Exception as e:
+        print('Error: %s' % e)
diff --git a/run-tests.py b/run-tests.py
new file mode 100644
index 0000000..f8d5024
--- /dev/null
+++ b/run-tests.py
@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+import sys, os
+sys.path.insert(0, os.path.abspath(os.path.dirname(__file__)))
+from jinja2.testsuite import main
+main()
diff --git a/tox.ini b/tox.ini
index ffd4b87..4bad758 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,4 +2,4 @@
 envlist = py26, py27, pypy, py33
 
 [testenv]
-commands = python setup.py test
+commands = python run-tests.py
-- 
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