qubes/tests: add some tests for qubes.property

qubes/tests/init.py

@@ -11,7 +11,7 @@ import qubes.vm
 
 import qubes.tests
 
-class TC_10_Label(qubes.tests.QubesTestCase):
+class TC_00_Label(qubes.tests.QubesTestCase):
     def test_000_constructor(self):
         label = qubes.Label(1, '#cc0000', 'red')
 
@@ -40,13 +40,113 @@ class TC_10_Label(qubes.tests.QubesTestCase):
         self.assertEqual(label.icon_dispvm, 'dispvm-red')
 
 
+class TC_10_property(qubes.tests.QubesTestCase):
+    def setUp(self):
+        try:
+            class TestHolder(qubes.tests.TestEmitter, qubes.PropertyHolder):
+                testprop1 = qubes.property('testprop1')
+        except:
+            self.skipTest('TestHolder class definition failed')
+        self.holder = TestHolder(None)
+
+    def test_000_init(self):
+        pass
+
+    def test_001_hash(self):
+        hash(self.holder.__class__.testprop1)
+
+    def test_002_eq(self):
+        self.assertEquals(qubes.property('testprop2'),
+            qubes.property('testprop2'))
+
+    def test_010_set(self):
+        self.holder.testprop1 = 'testvalue'
+        self.assertEventFired(self.holder, 'property-pre-set:testprop1')
+        self.assertEventFired(self.holder, 'property-set:testprop1')
+
+    def test_020_get(self):
+        self.holder.testprop1 = 'testvalue'
+        self.assertEqual(self.holder.testprop1, 'testvalue')
+
+    def test_021_get_unset(self):
+        with self.assertRaises(AttributeError):
+            self.holder.testprop1
+
+    def test_022_get_default(self):
+        class TestHolder(qubes.tests.TestEmitter, qubes.PropertyHolder):
+            testprop1 = qubes.property('testprop1', default='defaultvalue')
+        holder = TestHolder(None)
+
+        self.assertEqual(holder.testprop1, 'defaultvalue')
+
+    def test_023_get_default_func(self):
+        class TestHolder(qubes.tests.TestEmitter, qubes.PropertyHolder):
+            testprop1 = qubes.property('testprop1', default=(lambda self: 'defaultvalue'))
+        holder = TestHolder(None)
+
+        self.assertEqual(holder.testprop1, 'defaultvalue')
+        holder.testprop1 = 'testvalue'
+        self.assertEqual(holder.testprop1, 'testvalue')
+
+    def test_030_set_setter(self):
+        def setter(self2, prop, value):
+            self.assertIs(self2, holder)
+            self.assertIs(prop, TestHolder.testprop1)
+            self.assertEquals(value, 'testvalue')
+            return 'settervalue'
+        class TestHolder(qubes.tests.TestEmitter, qubes.PropertyHolder):
+            testprop1 = qubes.property('testprop1', setter=setter)
+        holder = TestHolder(None)
+
+        holder.testprop1 = 'testvalue'
+        self.assertEqual(holder.testprop1, 'settervalue')
+
+    def test_031_set_type(self):
+        class TestHolder(qubes.tests.TestEmitter, qubes.PropertyHolder):
+            testprop1 = qubes.property('testprop1', type=int)
+        holder = TestHolder(None)
+
+        holder.testprop1 = '5'
+        self.assertEqual(holder.testprop1, 5)
+        self.assertNotEqual(holder.testprop1, '5')
+
+    def test_090_delete(self):
+        self.holder.testprop1 = 'testvalue'
+        try:
+            if self.holder.testprop1 != 'testvalue':
+                self.skipTest('testprop1 value is wrong')
+        except AttributeError:
+            self.skipTest('testprop1 value is wrong')
+
+        del self.holder.testprop1
+
+        with self.assertRaises(AttributeError):
+            self.holder.testprop
+
+    def test_091_delete_default(self):
+        class TestHolder(qubes.tests.TestEmitter, qubes.PropertyHolder):
+            testprop1 = qubes.property('testprop1', default='defaultvalue')
+        holder = TestHolder(None)
+        holder.testprop1 = 'testvalue'
+
+        try:
+            if holder.testprop1 != 'testvalue':
+                self.skipTest('testprop1 value is wrong')
+        except AttributeError:
+            self.skipTest('testprop1 value is wrong')
+
+        del holder.testprop1
+
+        self.assertEqual(holder.testprop1, 'defaultvalue')
+
+
 class TestHolder(qubes.PropertyHolder):
     testprop1 = qubes.property('testprop1', order=0)
     testprop2 = qubes.property('testprop2', order=1, save_via_ref=True)
     testprop3 = qubes.property('testprop3', order=2, default='testdefault')
     testprop4 = qubes.property('testprop4', order=3)
 
-class TC_00_PropertyHolder(qubes.tests.QubesTestCase):
+class TC_20_PropertyHolder(qubes.tests.QubesTestCase):
     def assertXMLEqual(self, xml1, xml2):
         self.assertEqual(xml1.tag, xml2.tag)
         self.assertEqual(xml1.text, xml2.text)
@@ -104,7 +204,7 @@ class TestVM(qubes.vm.BaseVM):
 class TestApp(qubes.events.Emitter):
     pass
 
-class TC_11_VMCollection(qubes.tests.QubesTestCase):
+class TC_30_VMCollection(qubes.tests.QubesTestCase):
     def setUp(self):
         # XXX passing None may be wrong in the future
         self.vms = qubes.VMCollection(TestApp())
@@ -204,5 +304,5 @@ class TC_11_VMCollection(qubes.tests.QubesTestCase):
 #       pass
 
 
-class TC_20_Qubes(qubes.tests.QubesTestCase):
+class TC_90_Qubes(qubes.tests.QubesTestCase):
     pass