ENH: add an easier way to run all tests + enable Travis

Also fix the tox configuration, and add Travis config.  Separate the
requirements to a separate file that can be reused.

Author: pv

Diff for: .travis.yml

@@ -0,0 +1,11 @@
+# After changing this file, check it on:
+#   http://lint.travis-ci.org/
+language: python
+python:
+  - 2.7
+install:
+  - pip install -r requirements.txt --use-mirrors
+script:
+  - python runtests.py
+notifications:
+  email: false

Diff for: MANIFEST.in

@@ -1,5 +1,6 @@
 recursive-include scipy_central *.py *.json *.txt *.html
 include deploy
+include requirements.txt
 recursive-include deploy/templates *.html *.txt
 recursive-include deploy/media *.html *.css *.png *.jpg *.gif *.less *.js
 prune deploy/media/code

Diff for: quickstart.py

@@ -1,14 +1,17 @@
 #!/usr/bin/env python
 """
-quickstart.py -- set up a virtual environment with necessary dependencies installed
+quickstart.py
+
+Set up a virtual environment with necessary dependencies installed
 
 """
 import sys
 import os
 import subprocess
 import argparse
 
-DEPLOY_DIR = os.path.join(os.path.dirname(__file__), 'deploy')
+ROOT_DIR = os.path.abspath(os.path.dirname(__file__))
+DEPLOY_DIR = os.path.join(ROOT_DIR, 'deploy')
 VENV_DIR = os.path.abspath(os.path.join(DEPLOY_DIR, 'env'))
 
 PYVER = "%d.%d" % (sys.version_info[0], sys.version_info[1])
@@ -24,12 +27,6 @@ def find_python():
     raise RuntimeError("Something went wrong in virtualenv creation: "
                        "python and pip not found!")
 
-try:
-    import virtualenv
-except ImportError:
-    print("ERROR: You need to install Virtualenv (https://pypi.python.org/pypi/virtualenv) first")
-    sys.exit(0)
-
 def run_cmd(cmd):
     print("$ %s" % " ".join(cmd))
     ret = subprocess.call(cmd)
@@ -41,6 +38,12 @@ def main():
     p = argparse.ArgumentParser(usage=__doc__.strip())
     args = p.parse_args()
 
+    try:
+        import virtualenv
+    except ImportError:
+        print("ERROR: You need to install Virtualenv (https://pypi.python.org/pypi/virtualenv) first")
+        sys.exit(0)
+
     try:
         find_python()
     except RuntimeError:
@@ -50,9 +53,10 @@ def main():
 
     python_bin, easy_install_bin = find_python()
 
+    os.chdir(ROOT_DIR)
+
     print("\n-- Installing required modules")
-    run_cmd([python_bin, 'setup.py', 'egg_info'])
-    with open(os.path.join('scipy_central.egg-info', 'requires.txt'), 'r') as f:
+    with open('requirements.txt', 'r') as f:
         requirements = [x.strip() for x in f.read().splitlines() if x.strip()]
 
     if sys.platform.startswith('win'):

Diff for: requirements.txt

@@ -0,0 +1,10 @@
+Django >=1.4,<1.5
+django-haystack <2.0.0
+Whoosh
+South
+django-registration ==0.8
+django-widget-tweaks
+Sphinx
+Pygments
+Pillow
+Mercurial

Diff for: runtests.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+"""
+runtests.py
+
+Run all scipy_central tests in the current Python environment.
+
+"""
+import sys
+import os
+import subprocess
+import argparse
+
+def main():
+    p = argparse.ArgumentParser(usage=__doc__.strip())
+    p.add_argument("--verbose", "-v", action='store_true',
+                   help="show more verbose output")
+    args = p.parse_args()
+
+    # Grab the list of our local apps from Django
+
+    base_dir = os.path.abspath(os.path.dirname(__file__))
+    deploy_dir = os.path.join(base_dir, 'deploy')
+    app_dir = os.path.join(base_dir, 'scipy_central')
+
+    os.chdir(base_dir)
+    sys.path.insert(0, deploy_dir)
+
+    os.environ['DJANGO_SETTINGS_MODULE'] = 'settings'
+    mod =__import__('settings')
+    del os.environ['DJANGO_SETTINGS_MODULE']
+
+    apps = [x.replace('scipy_central.', '') for x in mod.INSTALLED_APPS
+            if x.startswith('scipy_central.')]
+
+    if not apps:
+        print("No apps found to run tests for!")
+        sys.exit(1)
+
+
+    # Run tests
+
+    verbosity = '2' if args.verbose else '1'
+
+    cmd = [sys.executable,
+           os.path.join('deploy', 'manage.py'),
+           'test', '-v', verbosity, '--noinput', '--traceback'] + apps
+
+    sys.exit(subprocess.call(cmd))
+
+if __name__ == "__main__":
+    main()

Diff for: scipy_central/feeds/models.py

@@ -5,19 +5,6 @@
 
 """
 
-REQUIREMENTS = [
-    'Django >=1.4,<1.5',
-    'django-haystack <2.0.0',
-    'Whoosh',
-    'South',
-    'django-registration ==0.8',
-    'django-widget-tweaks',
-    'Sphinx',
-    'Pygments',
-    'Pillow',
-    'Mercurial',
-]
-
 METADATA = dict(
     name='scipy_central',
     maintainer = "SciPy Developers",
@@ -67,8 +54,14 @@ def get_version():
         version += "-" + git_version()[:6]
     return version
 
+def get_requirements():
+    with open('requirements.txt', 'r') as f:
+        return [x.strip() for x in f.read().splitlines() if x.strip()]
+
+os.chdir(os.path.abspath(os.path.dirname(__file__)))
+
 setup(version=get_version(),
       description = DESCRIPTION.splitlines()[0],
       long_description = "".join(DESCRIPTION.splitlines()[2:]),
-      install_requires=REQUIREMENTS,
+      install_requires=get_requirements(),
       **METADATA)

Diff for: setup.py

@@ -2,18 +2,7 @@
 envlist = py27
 
 [testenv]
-deps=
-    Django>=1.4,<1.5
-    django-haystack
-    Whoosh
-    South
-    django-registration
-    django-widget-tweaks
-    Sphinx
-    Pygments
-    PIL
-    Mercurial
-
+deps=-r{toxinidir}/requirements.txt
 commands=
-    python deploy/manage.py test -v 2 --traceback filestorage pages person submission tagging screenshot pagehit
+    python runtests.py