144 lines
3 KiB
Python
144 lines
3 KiB
Python
import pytest
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@pytest.mark.usefixtures("state")
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def test_create_edge_invalid_source(state):
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a = -1
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b = state.create_node()
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assert b is not None
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e = state.create_edge(a, b)
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assert e is None
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@pytest.mark.usefixtures("state")
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def test_create_edge_invalid_target(state):
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b = -1
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a = state.create_node()
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assert a is not None
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e = state.create_edge(a, b)
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assert e is None
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@pytest.mark.usefixtures("state")
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def test_create_edge_invalid_both(state):
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a = -1
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b = -1
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e = state.create_edge(a, b)
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assert e is None
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@pytest.mark.usefixtures("state")
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def test_create_edge_node_to_node(state):
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a = state.create_node()
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assert a is not None
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b = state.create_node()
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assert b is not None
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edge = state.create_edge(a, b)
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assert edge is not None
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@pytest.mark.usefixtures("state")
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def test_create_edge_multiple(state):
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a = state.create_node()
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assert a is not None
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b = state.create_node()
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assert b is not None
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edge1 = state.create_edge(a, b)
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assert edge1 is not None
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edge2 = state.create_edge(a, b)
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assert edge2 is not None
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assert edge1 != edge2
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@pytest.mark.usefixtures("state")
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def test_create_edge_many(state):
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v = set()
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for i in range(1000):
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a = state.create_node()
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assert a is not None
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b = state.create_node()
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assert b is not None
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edge = state.create_edge(a, b)
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assert edge is not None
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v.add(edge)
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assert len(v) == 1000
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@pytest.mark.usefixtures("state")
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def test_create_edge_edge_to_node(state):
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a = state.create_node()
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assert a is not None
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b = state.create_node()
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assert b is not None
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edge1 = state.create_edge(a, b)
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assert edge1 is not None
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edge2 = state.create_edge(edge1, b)
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assert edge2 is not None
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assert edge1 != edge2
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@pytest.mark.usefixtures("state")
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def test_create_edge_node_to_edge(state):
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a = state.create_node()
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assert a is not None
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b = state.create_node()
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assert b is not None
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edge1 = state.create_edge(a, b)
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assert edge1 is not None
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edge2 = state.create_edge(a, edge1)
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assert edge2 is not None
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assert edge1 != edge2
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@pytest.mark.usefixtures("state")
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def test_create_edge_edge_to_edge(state):
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a = state.create_node()
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assert a is not None
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b = state.create_node()
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assert b is not None
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edge1 = state.create_edge(a, b)
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assert edge1 is not None
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edge2 = state.create_edge(a, b)
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assert edge2 is not None
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assert edge1 != edge2
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edge3 = state.create_edge(edge1, edge2)
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assert edge3 is not None
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@pytest.mark.usefixtures("state")
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def test_create_edge_loop_node(state):
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a = state.create_node()
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assert a is not None
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edge = state.create_edge(a, a)
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assert edge is not None
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@pytest.mark.usefixtures("state")
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def test_create_edge_loop_edge(state):
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a = state.create_node()
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assert a is not None
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edge1 = state.create_edge(a, a)
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assert edge1 is not None
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edge2 = state.create_edge(edge1, edge1)
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assert edge2 is not None
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