def testTags(self):
self.assertEquals(len(self.stack.getTags()), 0)
prod = Product("afw", "1.2", "Linux", "/opt/sw/Linux/afw/1.2", "none")
prod.tags = ["current", "beta"]
self.stack.addProduct(prod)
self.assertEquals(len(self.stack.getTags()), 2)
prod.version = "1.3"
prod.tags = []
self.stack.addProduct(prod)
tags = self.stack.getTags()
self.assertEquals(len(tags), 2)
self.assertEquals(tags[0], "beta")
self.assertEquals(tags[1], "current")
prod = self.stack.getTaggedProduct("afw", "Linux", "stable")
self.assert_(prod is None)
prod = self.stack.getTaggedProduct("afw", "Linux", "beta")
self.assertEqual(prod.version, "1.2")
self.assertEqual(prod.flavor, "Linux")
self.assertEqual(prod.db, self.dbpath)
self.assertRaises(ProductNotFound,
self.stack.assignTag, "gurn", "goober", "2")
self.stack.assignTag("beta", "afw", "1.3")
tags = self.stack.getTags()
self.assertEquals(len(tags), 2)
self.assertEquals(tags[0], "beta")
self.assertEquals(tags[1], "current")
prod = self.stack.getTaggedProduct("afw", "Linux", "beta")
self.assertEqual(prod.version, "1.3")
self.assertEqual(prod.flavor, "Linux")
self.assertEqual(prod.db, self.dbpath)
self.assert_(not self.stack.unassignTag("gurn", "afw", "Linux"))
self.assert_(self.stack.unassignTag("beta", "afw"))
tags = self.stack.getTags()
self.assertEquals(len(tags), 1)
self.assertEquals(tags[0], "current")
