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38 lines
1.0 KiB
Python
38 lines
1.0 KiB
Python
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"""Object provider traversal tests."""
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from dependency_injector import providers
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def test_traversal():
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provider = providers.Object("string")
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all_providers = list(provider.traverse())
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assert len(all_providers) == 0
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def test_traversal_provider():
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another_provider = providers.Provider()
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provider = providers.Object(another_provider)
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all_providers = list(provider.traverse())
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assert len(all_providers) == 1
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assert another_provider in all_providers
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def test_traversal_provider_and_overriding():
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another_provider_1 = providers.Provider()
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another_provider_2 = providers.Provider()
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another_provider_3 = providers.Provider()
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provider = providers.Object(another_provider_1)
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provider.override(another_provider_2)
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provider.override(another_provider_3)
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all_providers = list(provider.traverse())
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assert len(all_providers) == 3
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assert another_provider_1 in all_providers
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assert another_provider_2 in all_providers
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assert another_provider_3 in all_providers
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