two version of R2R are hereHEADmaster

1 files changed, 78 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/networkx/readwrite/json_graph/tests/test_adjacency.py b/.venv/lib/python3.12/site-packages/networkx/readwrite/json_graph/tests/test_adjacency.py
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+++ b/.venv/lib/python3.12/site-packages/networkx/readwrite/json_graph/tests/test_adjacency.py
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+import copy
+import json
+
+import pytest
+
+import networkx as nx
+from networkx.readwrite.json_graph import adjacency_data, adjacency_graph
+from networkx.utils import graphs_equal
+
+
+class TestAdjacency:
+    def test_graph(self):
+        G = nx.path_graph(4)
+        H = adjacency_graph(adjacency_data(G))
+        assert graphs_equal(G, H)
+
+    def test_graph_attributes(self):
+        G = nx.path_graph(4)
+        G.add_node(1, color="red")
+        G.add_edge(1, 2, width=7)
+        G.graph["foo"] = "bar"
+        G.graph[1] = "one"
+
+        H = adjacency_graph(adjacency_data(G))
+        assert graphs_equal(G, H)
+        assert H.graph["foo"] == "bar"
+        assert H.nodes[1]["color"] == "red"
+        assert H[1][2]["width"] == 7
+
+        d = json.dumps(adjacency_data(G))
+        H = adjacency_graph(json.loads(d))
+        assert graphs_equal(G, H)
+        assert H.graph["foo"] == "bar"
+        assert H.graph[1] == "one"
+        assert H.nodes[1]["color"] == "red"
+        assert H[1][2]["width"] == 7
+
+    def test_digraph(self):
+        G = nx.DiGraph()
+        nx.add_path(G, [1, 2, 3])
+        H = adjacency_graph(adjacency_data(G))
+        assert H.is_directed()
+        assert graphs_equal(G, H)
+
+    def test_multidigraph(self):
+        G = nx.MultiDiGraph()
+        nx.add_path(G, [1, 2, 3])
+        H = adjacency_graph(adjacency_data(G))
+        assert H.is_directed()
+        assert H.is_multigraph()
+        assert graphs_equal(G, H)
+
+    def test_multigraph(self):
+        G = nx.MultiGraph()
+        G.add_edge(1, 2, key="first")
+        G.add_edge(1, 2, key="second", color="blue")
+        H = adjacency_graph(adjacency_data(G))
+        assert graphs_equal(G, H)
+        assert H[1][2]["second"]["color"] == "blue"
+
+    def test_input_data_is_not_modified_when_building_graph(self):
+        G = nx.path_graph(4)
+        input_data = adjacency_data(G)
+        orig_data = copy.deepcopy(input_data)
+        # Ensure input is unmodified by deserialisation
+        assert graphs_equal(G, adjacency_graph(input_data))
+        assert input_data == orig_data
+
+    def test_adjacency_form_json_serialisable(self):
+        G = nx.path_graph(4)
+        H = adjacency_graph(json.loads(json.dumps(adjacency_data(G))))
+        assert graphs_equal(G, H)
+
+    def test_exception(self):
+        with pytest.raises(nx.NetworkXError):
+            G = nx.MultiDiGraph()
+            attrs = {"id": "node", "key": "node"}
+            adjacency_data(G, attrs)