Add test coverage for the Gramps' extension's configuration

betty/config.py

@@ -311,12 +311,6 @@ def to_keys(self, *indices: int | slice) -> Iterator[ConfigurationKeyT]:
     def _item_type(cls) -> type[ConfigurationT]:
         raise NotImplementedError(repr(cls))
 
-    @classmethod
-    def _create_default_item(
-        cls, configuration_key: ConfigurationKeyT
-    ) -> ConfigurationT:
-        raise NotImplementedError(repr(cls))
-
     def keys(self) -> Iterator[ConfigurationKeyT]:
         raise NotImplementedError(repr(self))
 
@@ -384,7 +378,8 @@ def values(self) -> Iterator[ConfigurationT]:
         yield from self._configurations
 
     def update(self, other: Self) -> None:
-        raise NotImplementedError(repr(self))
+        self._clear_without_dispatch()
+        self.append(*other)
 
     @classmethod
     def load(
@@ -633,6 +628,12 @@ def _load_key(
     def _dump_key(self, item_dump: VoidableDump) -> tuple[VoidableDump, str]:
         raise NotImplementedError(repr(self))
 
+    @classmethod
+    def _create_default_item(
+        cls, configuration_key: ConfigurationKeyT
+    ) -> ConfigurationT:
+        raise NotImplementedError(repr(cls))
+
 
 class Configurable(Generic[ConfigurationT]):
     _configuration: ConfigurationT

betty/extension/gramps/config.py

@@ -55,20 +55,14 @@ def load(
         return configuration
 
     def dump(self) -> VoidableDump:
-        return {
-            "file": str(self.file_path),
-        }
+        return {"file": str(self.file_path) if self.file_path else None}
 
-
-class FamilyTreeConfigurationSequence(ConfigurationSequence[FamilyTreeConfiguration]):
     def update(self, other: Self) -> None:
-        self._clear_without_dispatch()
-        self.append(*other)
+        self.file_path = other.file_path
+        self._dispatch_change()
 
-    @classmethod
-    def _create_default_item(cls, configuration_key: int) -> FamilyTreeConfiguration:
-        return FamilyTreeConfiguration()
 
+class FamilyTreeConfigurationSequence(ConfigurationSequence[FamilyTreeConfiguration]):
     @classmethod
     def _item_type(cls) -> type[FamilyTreeConfiguration]:
         return FamilyTreeConfiguration

betty/tests/extension/gramps/test_config.py

@@ -0,0 +1,91 @@
+from pathlib import Path
+from typing import Any
+
+from betty.extension.gramps.config import FamilyTreeConfiguration, GrampsConfiguration
+from betty.serde.dump import Void, Dump
+from betty.serde.load import AssertionFailed
+from betty.tests.serde import raises_error
+
+
+class TestFamilyTreeConfiguration:
+    async def test_load_with_minimal_configuration(self, tmp_path: Path) -> None:
+        file_path = tmp_path / "ancestry.gramps"
+        dump: dict[str, Any] = {"file": str(file_path)}
+        FamilyTreeConfiguration().load(dump)
+
+    async def test_load_without_dict_should_error(self) -> None:
+        dump = None
+        with raises_error(error_type=AssertionFailed):
+            FamilyTreeConfiguration().load(dump)
+
+    async def test_dump_with_minimal_configuration(self) -> None:
+        sut = FamilyTreeConfiguration()
+        expected = {
+            "file": None,
+        }
+        assert expected == sut.dump()
+
+    async def test_dump_with_file_path(self, tmp_path: Path) -> None:
+        file_path = tmp_path / "ancestry.gramps"
+        sut = FamilyTreeConfiguration()
+        sut.file_path = file_path
+        expected = {
+            "file": str(file_path),
+        }
+        assert expected == sut.dump()
+
+    async def test_update(self, tmp_path: Path) -> None:
+        file_path = tmp_path / "ancestry.gramps"
+        sut = FamilyTreeConfiguration()
+        other = FamilyTreeConfiguration()
+        other.file_path = file_path
+        sut.update(other)
+        assert sut.file_path == file_path
+
+
+class TestGrampsConfiguration:
+    async def test_load_with_minimal_configuration(self) -> None:
+        dump: dict[str, Any] = {}
+        GrampsConfiguration().load(dump)
+
+    async def test_load_without_dict_should_error(self) -> None:
+        dump = None
+        with raises_error(error_type=AssertionFailed):
+            GrampsConfiguration().load(dump)
+
+    async def test_load_with_family_tree(self, tmp_path: Path) -> None:
+        file_path = tmp_path / "ancestry.gramps"
+        dump: Dump = {
+            "family_trees": [
+                {
+                    "file": str(file_path),
+                },
+            ],
+        }
+        sut = GrampsConfiguration.load(dump)
+        assert sut.family_trees[0].file_path == file_path
+
+    async def test_dump_with_minimal_configuration(self) -> None:
+        sut = GrampsConfiguration()
+        assert sut.dump() is Void
+
+    async def test_dump_with_family_tree(self, tmp_path: Path) -> None:
+        file_path = tmp_path / "ancestry.gramps"
+        sut = GrampsConfiguration()
+        sut.family_trees.append(FamilyTreeConfiguration(file_path=file_path))
+        expected = {
+            "family_trees": [
+                {
+                    "file": str(file_path),
+                },
+            ],
+        }
+        assert expected == sut.dump()
+
+    async def test_update(self, tmp_path: Path) -> None:
+        file_path = tmp_path / "ancestry.gramps"
+        sut = GrampsConfiguration()
+        other = GrampsConfiguration()
+        other.family_trees.append(FamilyTreeConfiguration(file_path=file_path))
+        sut.update(other)
+        assert sut.family_trees[0].file_path == file_path