106 lines
2.9 KiB
Elixir
106 lines
2.9 KiB
Elixir
defmodule RDF.Test.Case do
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use ExUnit.CaseTemplate
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use RDF.Vocabulary.Namespace
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defvocab EX,
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base_iri: "http://example.com/",
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terms: [], strict: false
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alias RDF.{Dataset, Graph, Description, IRI}
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import RDF, only: [iri: 1]
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using do
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quote do
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alias RDF.{Dataset, Graph, Description, IRI}
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alias unquote(__MODULE__).EX
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import RDF, only: [iri: 1, literal: 1, bnode: 1]
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import unquote(__MODULE__)
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import RDF.Sigils
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end
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end
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###############################
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# RDF.Description
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def description, do: Description.new(EX.Subject)
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def description(content), do: Description.add(description(), content)
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def description_of_subject(%Description{subject: subject}, subject),
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do: true
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def description_of_subject(_, _),
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do: false
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def empty_description(%Description{predications: predications}),
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do: predications == %{}
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def description_includes_predication(desc, {predicate, object}) do
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desc.predications
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|> Map.get(predicate, %{})
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|> Enum.member?({object, nil})
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end
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###############################
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# RDF.Graph
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def graph, do: unnamed_graph()
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def unnamed_graph, do: Graph.new
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def named_graph(name \\ EX.GraphName), do: Graph.new(name)
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def unnamed_graph?(%Graph{name: nil}), do: true
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def unnamed_graph?(_), do: false
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def named_graph?(%Graph{name: %IRI{}}), do: true
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def named_graph?(_), do: false
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def named_graph?(%Graph{name: name}, name), do: true
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def named_graph?(_, _), do: false
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def empty_graph?(%Graph{descriptions: descriptions}),
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do: descriptions == %{}
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def graph_includes_statement?(graph, {subject, _, _} = statement) do
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graph.descriptions
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|> Map.get(iri(subject), %{})
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|> Enum.member?(statement)
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end
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###############################
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# RDF.Graph
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def dataset, do: unnamed_dataset()
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def unnamed_dataset, do: Dataset.new
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def named_dataset(name \\ EX.DatasetName), do: Dataset.new(name)
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def unnamed_dataset?(%Dataset{name: nil}), do: true
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def unnamed_dataset?(_), do: false
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def named_dataset?(%Dataset{name: %IRI{}}), do: true
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def named_dataset?(_), do: false
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def named_dataset?(%Dataset{name: name}, name), do: true
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def named_dataset?(_, _), do: false
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def empty_dataset?(%Dataset{graphs: graphs}), do: graphs == %{}
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def dataset_includes_statement?(dataset, {_, _, _} = statement) do
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dataset
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|> Dataset.default_graph
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|> graph_includes_statement?(statement)
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end
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def dataset_includes_statement?(dataset, {subject, predicate, objects, nil}),
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do: dataset_includes_statement?(dataset, {subject, predicate, objects})
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def dataset_includes_statement?(dataset,
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{subject, predicate, objects, graph_context}) do
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dataset.graphs
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|> Map.get(iri(graph_context), named_graph(graph_context))
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|> graph_includes_statement?({subject, predicate, objects})
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end
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end
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