rdf-ex/test/unit/ntriples_decoder_test.exs

135 lines
4.8 KiB
Elixir
Raw Normal View History

defmodule RDF.NTriples.DecoderTest do
use ExUnit.Case, async: false
doctest RDF.NTriples.Decoder
alias RDF.Graph
use RDF.Vocabulary.Namespace
defvocab EX,
base_iri: "http://example.org/#",
terms: [], strict: false
defvocab P,
base_iri: "http://www.perceive.net/schemas/relationship/",
terms: [], strict: false
test "an empty string is deserialized to an empty graph" do
assert RDF.NTriples.Decoder.decode!("") == Graph.new
assert RDF.NTriples.Decoder.decode!(" \n\r\r\n ") == Graph.new
end
test "decoding comments" do
assert RDF.NTriples.Decoder.decode!("# just a comment") == Graph.new
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S> <http://example.org/#p> _:1 . # a comment
""") == Graph.new({EX.S, EX.p, RDF.bnode("1")})
assert RDF.NTriples.Decoder.decode!("""
# a comment
<http://example.org/#S> <http://example.org/#p> <http://example.org/#O> .
""") == Graph.new({EX.S, EX.p, EX.O})
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S> <http://example.org/#p> <http://example.org/#O> .
# a comment
""") == Graph.new({EX.S, EX.p, EX.O})
assert RDF.NTriples.Decoder.decode!("""
# Header line 1
# Header line 2
<http://example.org/#S1> <http://example.org/#p1> <http://example.org/#O1> .
# 1st comment
<http://example.org/#S1> <http://example.org/#p2> <http://example.org/#O2> . # 2nd comment
# last comment
""") == Graph.new([
{EX.S1, EX.p1, EX.O1},
{EX.S1, EX.p2, EX.O2},
])
end
test "empty lines" do
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#spiderman> <http://www.perceive.net/schemas/relationship/enemyOf> <http://example.org/#green_goblin> .
""") == Graph.new({EX.spiderman, P.enemyOf, EX.green_goblin})
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#spiderman> <http://www.perceive.net/schemas/relationship/enemyOf> <http://example.org/#green_goblin> .
""") == Graph.new({EX.spiderman, P.enemyOf, EX.green_goblin})
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S1> <http://example.org/#p1> <http://example.org/#O1> .
<http://example.org/#S1> <http://example.org/#p2> <http://example.org/#O2> .
""") == Graph.new([
{EX.S1, EX.p1, EX.O1},
{EX.S1, EX.p2, EX.O2},
])
end
test "decoding a single triple with iris" do
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#spiderman> <http://www.perceive.net/schemas/relationship/enemyOf> <http://example.org/#green_goblin> .
""") == Graph.new({EX.spiderman, P.enemyOf, EX.green_goblin})
end
test "decoding a single triple with a blank node" do
assert RDF.NTriples.Decoder.decode!("""
_:foo <http://example.org/#p> <http://example.org/#O> .
""") == Graph.new({RDF.bnode("foo"), EX.p, EX.O})
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S> <http://example.org/#p> _:1 .
""") == Graph.new({EX.S, EX.p, RDF.bnode("1")})
assert RDF.NTriples.Decoder.decode!("""
_:foo <http://example.org/#p> _:bar .
""") == Graph.new({RDF.bnode("foo"), EX.p, RDF.bnode("bar")})
end
test "decoding a single triple with an untyped string literal" do
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#spiderman> <http://www.perceive.net/schemas/relationship/realname> "Peter Parker" .
""") == Graph.new({EX.spiderman, P.realname, RDF.literal("Peter Parker")})
end
test "decoding a single triple with a typed literal" do
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#spiderman> <http://example.org/#p> "42"^^<http://www.w3.org/2001/XMLSchema#integer> .
""") == Graph.new({EX.spiderman, EX.p, RDF.literal(42)})
end
test "decoding a single triple with a language tagged literal" do
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S> <http://example.org/#p> "foo"@en .
""") == Graph.new({EX.S, EX.p, RDF.literal("foo", language: "en")})
end
test "decoding multiple triples" do
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S1> <http://example.org/#p1> <http://example.org/#O1> .
<http://example.org/#S1> <http://example.org/#p2> <http://example.org/#O2> .
""") == Graph.new([
{EX.S1, EX.p1, EX.O1},
{EX.S1, EX.p2, EX.O2},
])
assert RDF.NTriples.Decoder.decode!("""
<http://example.org/#S1> <http://example.org/#p1> <http://example.org/#O1> .
<http://example.org/#S1> <http://example.org/#p2> <http://example.org/#O2> .
<http://example.org/#S2> <http://example.org/#p3> <http://example.org/#O3> .
""") == Graph.new([
{EX.S1, EX.p1, EX.O1},
{EX.S1, EX.p2, EX.O2},
{EX.S2, EX.p3, EX.O3}
])
end
end