app/taggable/taggable_tests.py
changeset 2679 0ede2f3adbc1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/taggable/taggable_tests.py	Sat Jul 25 01:09:46 2009 +0530
@@ -0,0 +1,243 @@
+#!/usr/bin/env python
+
+#Copyright 2008 Adam A. Crossland
+#
+#Licensed under the Apache License, Version 2.0 (the "License");
+#you may not use this file except in compliance with the License.
+#You may obtain a copy of the License at
+#
+#http://www.apache.org/licenses/LICENSE-2.0
+#
+#Unless required by applicable law or agreed to in writing, software
+#distributed under the License is distributed on an "AS IS" BASIS,
+#WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#See the License for the specific language governing permissions and
+#limitations under the License.
+
+import sys
+import os.path
+
+APPENGINE_PATH = '../../thirdparty/google_appengine'
+
+# Add app-engine related libraries to your path
+paths = [
+    APPENGINE_PATH,
+    os.path.join(APPENGINE_PATH, 'lib', 'django'),
+    os.path.join(APPENGINE_PATH, 'lib', 'webob'),
+    os.path.join(APPENGINE_PATH, 'lib', 'yaml', 'lib')
+]
+for path in paths:
+  if not os.path.exists(path): 
+    raise 'Path does not exist: %s' % path
+sys.path = paths + sys.path
+
+import unittest
+from google.appengine.api import apiproxy_stub_map
+from google.appengine.api import datastore_file_stub
+from google.appengine.api import mail_stub
+from google.appengine.api import user_service_stub
+from google.appengine.ext import webapp
+from google.appengine.ext import db
+from google.appengine.api.memcache import memcache_stub
+from taggable import *
+
+APP_ID = u'taggable'
+AUTH_DOMAIN = 'gmail.com'
+LOGGED_IN_USER = 'me@example.com'  # set to '' for no logged in user
+
+BLOG_NAME='test_blog'
+
+class BlogIndex(db.Model):
+    "A global counter used to provide the index of the next blog post."
+    index = db.IntegerProperty(required=True, default=0)
+    "The next available index for a Post."
+
+class Post(Taggable, db.Model):
+    index = db.IntegerProperty(required=True, default=0)
+    body = db.TextProperty(required = True)
+    title = db.StringProperty()
+    added = db.DateTimeProperty(auto_now_add=True)
+    added_month = db.IntegerProperty()
+    added_year = db.IntegerProperty()
+    edited = db.DateTimeProperty()
+        
+    def __init__(self, parent=None, key_name=None, app=None, **entity_values):
+        db.Model.__init__(self, parent, key_name, app, **entity_values)
+        Taggable.__init__(self)
+        
+    def get_all_posts():
+        return db.GqlQuery("SELECT * from Post ORDER BY added DESC")
+    Get_All_Posts = staticmethod(get_all_posts)
+        
+    @classmethod        
+    def get_posts(cls, start_index=0, count=10):
+        start_index = int(start_index) # Just make sure that we have an int
+        posts = Post.gql('WHERE index <= :1 ORDER BY index DESC', start_index).fetch(count + 1)
+        if len(posts) > count:
+            posts = posts[:count]
+            
+        return posts
+
+    @classmethod
+    def new_post(cls, new_title=None, new_body=None, new_tags=[]):
+        new_post = None
+        if new_title is not None and new_body is not None:
+            def txn():
+                blog_index = BlogIndex.get_by_key_name(BLOG_NAME)
+                if blog_index is None:
+                    blog_index = BlogIndex(key_name=BLOG_NAME)
+                new_index = blog_index.index
+                blog_index.index += 1
+                blog_index.put()
+            
+                new_post_key_name = BLOG_NAME + str(new_index)
+                new_post = Post(key_name=new_post_key_name, parent=blog_index,
+                               index = new_index, title = new_title,
+                               body = new_body)
+                new_post.put()
+                
+                return new_post
+            new_post = db.run_in_transaction(txn)
+        
+            new_post.tags = new_tags
+            new_post.put()
+        else:
+            raise Exception("Must supply both new_title and new_body when creating a new Post.")
+        
+        return new_post
+    
+    def delete(self):
+        # Perform any actions that are required to maintain data integrity
+        # when this Post is delete.
+        # Disassociate this Post from any Tag
+        self.set_tags([])
+        
+        # Finally, call the real delete
+        db.Model.delete(self)
+
+class MyTest(unittest.TestCase):
+
+    def setUp(self):
+      # Start with a fresh api proxy.
+      apiproxy_stub_map.apiproxy = apiproxy_stub_map.APIProxyStubMap()
+
+      # Use a fresh stub datastore.
+      stub = datastore_file_stub.DatastoreFileStub(APP_ID, '/dev/null', '/dev/null')
+      apiproxy_stub_map.apiproxy.RegisterStub('datastore_v3', stub)
+
+      # Use a fresh memcache stub.
+      apiproxy_stub_map.apiproxy.RegisterStub('memcache', memcache_stub.MemcacheServiceStub())
+        
+      # Use a fresh stub UserService.
+      apiproxy_stub_map.apiproxy.RegisterStub(
+          'user', user_service_stub.UserServiceStub())
+      os.environ['AUTH_DOMAIN'] = AUTH_DOMAIN
+      os.environ['USER_EMAIL'] = LOGGED_IN_USER
+      os.environ['APPLICATION_ID'] = APP_ID
+
+    def testSimpleTagAdding(self):
+      new_post = Post.new_post(new_title='test post 1', new_body='This is a test post.  Please ignore.')
+      assert new_post is not None
+        
+      new_post.tags = "test, testing, tests"
+      self.assertEqual(len(new_post.tags), 3)
+
+    def testComplexTagAdding(self):
+      new_post = Post.new_post(new_title='test post 1', new_body='This is a test post.  Please ignore.')
+      assert new_post is not None
+        
+      new_post.tags = "  test, testing, tests,,,tag with spaces"
+      self.assertEqual(len(new_post.tags), 4)
+
+      tag = new_post.tags[3]
+      assert tag is not None
+      self.assertEqual(tag.tag, 'tag with spaces')
+      self.assertEqual(tag.tagged_count, 1)
+
+      tag2 = Tag.get_by_name('tag with spaces')
+      assert tag2 is not None
+      self.assertEqual(tag.tag, 'tag with spaces')
+      self.assertEqual(tag.tagged_count, 1)
+
+    def testTagDeletion(self):
+      new_post = Post.new_post(new_title='test post 2', new_body='This is a test post.  Please continue to ignore.')
+      assert new_post is not None
+        
+      new_post.tags = "test, testing, tests"
+      self.assertEqual(len(new_post.tags), 3)
+
+      new_post.tags = "test"
+      self.assertEqual(len(new_post.tags), 1)
+
+    def testTagCounts(self):
+      new_post3 = Post.new_post(new_title='test post 3', new_body='This is a test post.  Please continue to ignore.')
+      assert new_post3 is not None
+      new_post3.tags = "foo, bar, baz"
+      new_post4 = Post.new_post(new_title='test post 4', new_body='This is a test post.  Please continue to ignore.')
+      assert new_post4 is not None
+      new_post4.tags = "bar, baz, bletch"
+      new_post5 = Post.new_post(new_title='test post 5', new_body='This is a test post.  Please continue to ignore.')
+      assert new_post5 is not None
+      new_post5.tags = "baz, bletch, quux"
+      
+      foo_tag = Tag.get_by_name('foo')
+      assert foo_tag is not None
+      self.assertEqual(foo_tag.tagged_count, 1)
+      
+      bar_tag = Tag.get_by_name('bar')
+      assert bar_tag is not None
+      self.assertEqual(bar_tag.tagged_count, 2)
+      
+      baz_tag = Tag.get_by_name('baz')
+      assert baz_tag is not None
+      self.assertEqual(baz_tag.tagged_count, 3)
+      
+      bletch_tag = Tag.get_by_name('bletch')
+      assert bletch_tag is not None
+      self.assertEqual(bletch_tag.tagged_count, 2)
+      
+      quux_tag = Tag.get_by_name('quux')
+      assert quux_tag is not None
+      self.assertEqual(quux_tag.tagged_count, 1)
+      
+      new_post3.tags = 'bar, baz'
+      foo_tag = Tag.get_by_name('foo')
+      assert foo_tag is not None
+      self.assertEqual(len(new_post3.tags), 2)
+      self.assertEqual(foo_tag.tagged_count, 0)
+      
+    def testTagGetTagsForKey(self):
+      new_post = Post.new_post(new_title='test post 6', new_body='This is a test post.  Please continue to ignore.', new_tags='foo,bar,bletch,quux')
+      assert new_post is not None
+
+      tags = Tag.get_tags_for_key(new_post.key())
+      assert tags is not None
+      self.assertEqual(type(tags), type([]))
+      self.assertEqual(len(tags), 4)
+    
+    def testTagGetByName(self):
+      new_post = Post.new_post(new_title='test post 6', new_body='This is a test post.  Please continue to ignore.', new_tags='foo,bar,bletch,quux')
+      assert new_post is not None
+
+      quux_tag = Tag.get_by_name('quux')
+      assert quux_tag is not None
+      
+      zizzle_tag = Tag.get_by_name('zizzle')
+      assert zizzle_tag is None
+      
+    def testTagsString(self):
+      new_post = Post.new_post(new_title='test post 6', new_body='This is a test post.  Please continue to ignore.', new_tags='  pal,poll ,,pip,pony')
+      assert new_post is not None
+      self.assertEqual(new_post.tags_string(), "pal,poll,pip,pony")
+      new_post.tag_separator = "|"
+      self.assertEqual(new_post.tags_string(), "pal|poll|pip|pony")
+      new_post.tag_separator = " , "
+      self.assertEqual(new_post.tags_string(), "pal , poll , pip , pony")
+      
+      new_post.tag_separator = ", "
+      new_post.tags = "pal, pill, pip"
+      self.assertEqual(len(new_post.tags), 3)
+      self.assertEqual(new_post.tags_string(), "pal, pill, pip")
+      
+if __name__ == '__main__':
+    unittest.main()