Update test coverage

tests/test_core/test_core_index.py

@@ -1310,3 +1310,23 @@ def testCoreIndex_ItemIndex(mockGUI, fncPath, mockRnd):
     # Delete new item
     del itemIndex[uHandle]  # type: ignore
     assert uHandle not in itemIndex
+
+    # Unpack Error Handling
+    # =====================
+
+    # Pack/unpack should restore state
+    content = itemIndex.packData()
+    itemIndex.clear()
+    itemIndex.unpackData(content)
+    assert itemIndex.packData() == content
+    itemIndex.clear()
+
+    # Data must be dictionary
+    with pytest.raises(ValueError) as exc:
+        itemIndex.unpackData("stuff")  # type: ignore
+    assert str(exc.value) == "itemIndex is not a dict"
+
+    # Keys must be valid handles
+    with pytest.raises(ValueError) as exc:
+        itemIndex.unpackData({"stuff": "more stuff"})
+    assert str(exc.value) == "itemIndex keys must be handles"

tests/test_core/test_core_indexdata.py

@@ -22,7 +22,143 @@ from __future__ import annotations
 
 import pytest
 
-from novelwriter.core.indexdata import IndexHeading
+from novelwriter.core.indexdata import IndexHeading, IndexNode
+from novelwriter.core.item import NWItem
+from novelwriter.core.project import NWProject
+
+
+@pytest.mark.core
+def testCoreIndexData_IndexNode(mockGUI):
+    """Test the IndexNode class."""
+    handle = "0123456789abc"
+    project = NWProject()
+    item = NWItem(project, handle)
+
+    # Defaults
+    node = IndexNode(handle, item)
+    assert node.handle == handle
+    assert node.item is item
+    assert str(node) == f"<IndexNode handle='{handle}'>"
+    assert repr(node) == f"<IndexNode handle='{handle}'>"
+    assert len(node) == 1
+    assert "T0000" in node  # Placeholder heading
+
+    # Add a heading
+    head1 = IndexHeading(node.nextHeading(), line=1, level="H1", title="Heading 1")
+    head2 = IndexHeading(node.nextHeading(), line=10, level="H2", title="Heading 2")
+    node.addHeading(head1)
+    node.addHeading(head2)
+    assert len(node) == 2
+    assert "T0000" not in node  # Placeholder heading should be gone
+    assert "T0001" in node
+    assert "T0002" in node
+    assert node["T0001"] is head1
+    assert node["T0002"] is head2
+    assert node.headings() == ["T0001", "T0002"]
+    assert dict(node.items()) == {"T0001": head1, "T0002": head2}
+
+    # Next heading should be T0003
+    assert node.nextHeading() == "T0003"
+
+    # Set counts
+    node.setHeadingCounts("T0001", 42, 13, 3)
+    node.setHeadingCounts("T0002", 84, 26, 6)
+    assert head1.charCount == 42
+    assert head1.wordCount == 13
+    assert head1.paraCount == 3
+    assert head2.charCount == 84
+    assert head2.wordCount == 26
+    assert head2.paraCount == 6
+
+    # Set synopsis
+    node.setHeadingSynopsis("T0001", "The first")
+    node.setHeadingSynopsis("T0002", "The second")
+    assert head1.synopsis == "The first"
+    assert head2.synopsis == "The second"
+
+    # Set tags
+    node.setHeadingTag("T0001", "part1")
+    node.setHeadingTag("T0002", "part2")
+    assert head1.tag == "part1"
+    assert head2.tag == "part2"
+    assert node.allTags() == ["part1", "part2"]
+
+    # Add references
+    node.addHeadingRef("T0001", ["jane"], "@pov")
+    node.addHeadingRef("T0001", ["jane", "john"], "@char")
+    node.addHeadingRef("T0002", ["earth", "space"], "@location")
+    assert head1.references["jane"] == {"@char", "@pov"}
+    assert head1.references["john"] == {"@char"}
+    assert head2.references["earth"] == {"@location"}
+    assert head2.references["space"] == {"@location"}
+
+    # Add note keys
+    assert node.noteKeys("footnotes") == set()
+    node.addNoteKey("footnotes", "key1")
+    node.addNoteKey("footnotes", "key2")
+    assert node.noteKeys("footnotes") == {"key1", "key2"}
+
+
+@pytest.mark.core
+def testCoreIndexData_IndexNodePackUnpack(mockGUI):
+    """Test the pack and unpack methods of the IndexNode class."""
+    handle = "0123456789abc"
+    project = NWProject()
+    item = NWItem(project, handle)
+    node = IndexNode(handle, item)
+
+    # Add some headings and notes
+    head1 = IndexHeading(node.nextHeading(), line=1, level="H1", title="Heading 1")
+    head2 = IndexHeading(node.nextHeading(), line=10, level="H2", title="Heading 2")
+    node.addHeading(head1)
+    node.addHeading(head2)
+    node.setHeadingCounts("T0001", 42, 13, 3)
+    node.setHeadingCounts("T0002", 84, 26, 6)
+    node.addNoteKey("footnotes", "key1")
+    node.addNoteKey("footnotes", "key2")
+
+    # Check packing
+    data = node.packData()
+    assert data["T0001"] == {"meta": {
+        "level": "H1", "title": "Heading 1", "line": 1, "tag": "", "counts": (42, 13, 3)
+    }}
+    assert data["T0002"] == {"meta": {
+        "level": "H2", "title": "Heading 2", "line": 10, "tag": "", "counts": (84, 26, 6)
+    }}
+    assert set(data["document"]["footnotes"]) == {"key1", "key2"}
+
+    # Create a new node
+    new = IndexNode(handle, item)
+
+    # Unpack heading one
+    data = {"T0001": {"meta": {
+        "level": "H1", "title": "Heading 1", "line": 1, "tag": "", "counts": (42, 13, 3)
+    }}}
+    new.unpackData(data)
+    data = new.packData()
+    assert data["T0001"] == {"meta": {
+        "level": "H1", "title": "Heading 1", "line": 1, "tag": "", "counts": (42, 13, 3)
+    }}
+
+    # Unpack invalid key
+    data = {"stuff": "whatever"}
+    with pytest.raises(KeyError, match="Index node contains an invalid key"):
+        new.unpackData(data)
+
+    # Unpack invalid document keys
+    data = {"document": {"whatever": []}}
+    with pytest.raises(ValueError, match="The notes style is invalid"):
+        new.unpackData(data)
+
+    # Unpack invalid document values
+    data = {"document": {"footnotes": [1, 2, 3]}}
+    with pytest.raises(ValueError, match="The notes keys must be a list of strings"):
+        new.unpackData(data)
+
+    # Unpack valid keys
+    data = {"document": {"footnotes": ["key1", "key2"]}}
+    new.unpackData(data)
+    assert set(new.packData()["document"]["footnotes"]) == {"key1", "key2"}
 
 
 @pytest.mark.core
@@ -30,8 +166,8 @@ def testCoreIndexData_IndexHeading():
     """Test the IndexHeading class."""
     # Defaults
     head = IndexHeading("T0001")
-    assert repr(head) == "<IndexHeading key='T0001'>"
     assert str(head) == "<IndexHeading key='T0001'>"
+    assert repr(head) == "<IndexHeading key='T0001'>"
     assert head.key == "T0001"
     assert head.line == 0
     assert head.level == "H0"