Add test for VersionUpgrade41to42

plugins/VersionUpgrade/VersionUpgrade41to42/tests/TestVersionUpgrade41To42.py

@@ -0,0 +1,36 @@
+import configparser
+
+import VersionUpgrade41to42
+
+before_update = """[general]
+version = 4
+name = Ultimaker 3
+id = Ultimaker 3
+
+[metadata]
+type = machine
+
+[containers]
+0 = user_profile
+1 = quality_changes
+2 = quality
+3 = material
+4 = variant
+5 = definition_changes
+6 = definition
+"""
+
+
+def test_upgrade():
+    upgrader = VersionUpgrade41to42.VersionUpgrade41to42()
+    file_name, new_data =  upgrader.upgradeStack(before_update, "whatever")
+    parser = configparser.ConfigParser(interpolation=None)
+    parser.read_string(new_data[0])
+    assert parser["containers"]["0"] == "user_profile"
+    assert parser["containers"]["1"] == "quality_changes"
+    assert parser["containers"]["2"] == "empty_intent"
+    assert parser["containers"]["3"] == "quality"
+    assert parser["containers"]["4"] == "material"
+    assert parser["containers"]["5"] == "variant"
+    assert parser["containers"]["6"] == "definition_changes"
+    assert parser["containers"]["7"] == "definition"