Merge branch 'f-query-version' into 'dev'

f-query-version -> dev

See merge request caosdb/caosdb-pyinttest!42

CHANGELOG.md

@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   in caosdb server which checks if quoted datetimes in queries are
   evaluated correctly.
 * Test for [caosdb-server#99](https://gitlab.com/caosdb/caosdb-server/-/issues/99).
+* Tests for retrieving older versions.
 
 ### Changed (for changes in existing functionality)
 

tests/test_version.py

@@ -40,8 +40,11 @@ def test_version_object():
     from caosdb.common.versioning import Version
 
 
-def insertion(name="TestRT"):
-    rt = c.RecordType(name, description="TestDescription1").insert()
+def insertion(name="TestRT", parents=[]):
+    rt = c.RecordType(name, description="TestDescription1")
+    for par in parents:
+        rt.add_parent(par)
+    rt.insert()
     assert rt.version is not None
     assert rt.version.id is not None
     assert rt.version.date is not None
@@ -92,8 +95,9 @@ def test_update_description():
 
 
 def test_update_parent():
-    par1 = insertion("TestRTParent1")
-    par2 = insertion("TestRTParent2")
+    superpar = insertion("TestRTParentSuper")
+    par1 = insertion("TestRTParent1", parents=[superpar])
+    par2 = insertion("TestRTParent2", parents=[superpar])
     rt = insertion("TestRTChild")
 
     assert len(rt.get_parents()) == 0
@@ -119,13 +123,16 @@ def test_update_parent():
     assert len(c.execute_query("FIND TestRTParent2")) == 2
     assert c.execute_query("FIND TestRTChild", unique=True).id == rt.id
 
-    rt_head = c.Container().retrieve(query=str(rt.id), sync=False)[0]
+    rt_head = c.Container().retrieve(
+        query=str(
+            rt.id), sync=False, flags={
+            "cache": "false"})[0]
     rt_v1 = c.Container().retrieve(query=str(rt.id) + "@" + first_version.id,
-                                   sync=False)[0]
+                                   sync=False, flags={"cache": "false"})[0]
     rt_v2 = c.Container().retrieve(query=str(rt.id) + "@" + second_version.id,
-                                   sync=False)[0]
+                                   sync=False, flags={"cache": "false"})[0]
     rt_v3 = c.Container().retrieve(query=str(rt.id) + "@" + third_version.id,
-                                   sync=False)[0]
+                                   sync=False, flags={"cache": "false"})[0]
 
     assert rt_head.version == third_version
     assert rt_v1.version.id == first_version.id
@@ -133,9 +140,11 @@ def test_update_parent():
     assert rt_v3.version.id == third_version.id
 
     assert len(rt_v3.get_parents()) == 1
+    print(rt_v3)
     assert rt_v3.get_parent("TestRTParent1") is None
     assert rt_v3.get_parent("TestRTParent2") is not None
 
+    print(rt_v2)
     assert len(rt_v2.get_parents()) == 1
     assert rt_v2.get_parent("TestRTParent1") is not None
     assert rt_v2.get_parent("TestRTParent2") is None
@@ -390,6 +399,37 @@ def test_bug_cached_parent_name_in_old_version():
     assert old_rec.get_parent(del_rt_name) is None
 
 
+@mark.xfail(reason="bug fix needed")
+def test_bug_parent_name_in_old_version():
+    """ mysql backend return current name even if this historically not
+    correct."""
+    OLD_NAME = "TestRT1_old"
+    NEW_NAME = "TestRT1_cur"
+    rt = c.RecordType(name=OLD_NAME).insert()
+
+    rec = c.Record(name="TestRec").add_parent(rt)
+    rec.insert()
+    rec.description = "v2"
+    rec.update()
+
+    rec_v1 = c.Container().retrieve(str(rec.id) + "@HEAD~1",
+                                    sync=False,
+                                    flags={"cache": "false"},
+                                    raise_exception_on_error=False)[0]
+    rec_v2 = c.Container().retrieve(str(rec.id) + "@HEAD",
+                                    sync=False,
+                                    flags={"cache": "false"},
+                                    raise_exception_on_error=False)[0]
+
+    assert [OLD_NAME] == [p.name for p in rec_v2.get_parents()]
+    assert [OLD_NAME] == [p.name for p in rec_v1.get_parents()]
+
+    # change parent
+    rt.name = NEW_NAME
+    assert [NEW_NAME] == [p.name for p in rec_v2.get_parents()]
+    assert [OLD_NAME] == [p.name for p in rec_v1.get_parents()]
+
+
 def test_reference_deleted_in_old_version():
     ref_rt = insertion("TestReferencedObject")
     rt = insertion("TestRT")