X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/caaa4304f09a3d446f0677ac7203ef429170e7e0..e33227021472d98ab797912e73427a9a71c5a531:/apps/dvcs/tests.py

diff --git a/apps/dvcs/tests.py b/apps/dvcs/tests.py
new file mode 100644
index 00000000..af19d782
--- /dev/null
+++ b/apps/dvcs/tests.py
@@ -0,0 +1,120 @@
+from django.test import TestCase
+from dvcs.models import Change, Document
+
+class DocumentModelTests(TestCase):
+
+    def assertTextEqual(self, given, expected):
+        return self.assertEqual(given, expected,
+            "Expected '''%s'''\n differs from text: '''%s'''" % (expected, given)
+        )
+
+    def test_empty_file(self):
+        doc = Document.objects.create(name=u"Sample Document")
+        self.assert_(doc.head is not None)
+        self.assertEqual(doc.materialize(), u"")
+
+    def test_single_commit(self):
+        doc = Document.objects.create(name=u"Sample Document")
+        doc.commit(text=u"Ala ma kota", description="Commit #1")
+        self.assert_(doc.head is not None)
+        self.assertEqual(doc.change_set.count(), 2)
+        self.assertEqual(doc.materialize(), u"Ala ma kota")
+
+    def test_chained_commits(self):
+        doc = Document.objects.create(name=u"Sample Document")
+        c1 = doc.commit(description="Commit #1", text=u"""
+            Line #1
+            Line #2 is cool
+        """)
+        c2 = doc.commit(description="Commit #2", text=u"""
+            Line #1
+            Line #2 is hot
+        """)
+        c3 = doc.commit(description="Commit #3", text=u"""
+            Line #1
+            ... is hot
+            Line #3 ate Line #2
+        """)
+        self.assert_(doc.head is not None)
+        self.assertEqual(doc.change_set.count(), 4)
+
+        self.assertEqual(doc.materialize(), u"""
+            Line #1
+            ... is hot
+            Line #3 ate Line #2
+        """)
+        self.assertEqual(doc.materialize(version=c3), u"""
+            Line #1
+            ... is hot
+            Line #3 ate Line #2
+        """)
+        self.assertEqual(doc.materialize(version=c2), u"""
+            Line #1
+            Line #2 is hot
+        """)
+        self.assertEqual(doc.materialize(version=c1), """
+            Line #1
+            Line #2 is cool
+        """)
+
+
+    def test_parallel_commit_noconflict(self):
+        doc = Document.objects.create(name=u"Sample Document")
+        self.assert_(doc.head is not None)
+        base = doc.head
+        base = doc.commit(description="Commit #1", text=u"""
+            Line #1
+            Line #2
+""")
+
+        c1 = doc.commit(description="Commit #2", text=u"""
+            Line #1 is hot
+            Line #2
+""", parent=base)
+        self.assertTextEqual(c1.materialize(), u"""
+            Line #1 is hot
+            Line #2
+""")
+        c2 = doc.commit(description="Commit #3", text=u"""
+            Line #1
+            Line #2
+            Line #3
+""", parent=base)
+        self.assertEqual(doc.change_set.count(), 5)
+        self.assertTextEqual(doc.materialize(), u"""
+            Line #1 is hot
+            Line #2
+            Line #3
+""")
+
+    def test_parallel_commit_conflict(self):
+        doc = Document.objects.create(name=u"Sample Document")
+        self.assert_(doc.head is not None)
+        base = doc.head
+        base = doc.commit(description="Commit #1", text=u"""
+Line #1
+Line #2
+Line #3
+""")
+
+        c1 = doc.commit(description="Commit #2", text=u"""
+Line #1
+Line #2 is hot
+Line #3
+""", parent=base)
+        c2 = doc.commit(description="Commit #3", text=u"""
+Line #1
+Line #2 is cool
+Line #3
+""", parent=base)
+        self.assertEqual(doc.change_set.count(), 5)
+        self.assertTextEqual(doc.materialize(), u"""
+Line #1
+<<<<<<<
+Line #2 is hot
+=======
+Line #2 is cool
+>>>>>>>
+Line #3
+""")
+