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use crate::NQuadsParser;
impl_quad_source!(NQuadsParser);
#[cfg(test)]
mod test {
use super::*;
use rio_api::model::{Literal, NamedNode};
use sophia_api::dataset::Dataset;
use sophia_api::ns::rdf;
use sophia_api::quad::stream::QuadSource;
use sophia_api::term::matcher::ANY;
use sophia_api::term::test::TestTerm;
#[test]
fn test_simple_nq_string() -> Result<(), Box<dyn std::error::Error>> {
let nquads = r#"
<http://localhost/ex#me> <http://example.org/ns/knows> _:b1.
_:b1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://example.org/ns/Person> <tag:g1>.
_:b1 <http://example.org/ns/name> "Alice" <tag:g1>.
"#;
let p = NQuadsParser::new(nquads.as_ref());
#[allow(clippy::type_complexity)]
let d: Vec<([TestTerm<String>; 3], Option<TestTerm<String>>)> = p.collect_quads()?;
assert_eq!(d.len(), 3);
assert!(d
.quads_matching(
&NamedNode {
iri: "http://localhost/ex#me"
},
&NamedNode {
iri: "http://example.org/ns/knows"
},
&ANY,
#[allow(trivial_casts)]
&(None as Option<&NamedNode<'_>>),
)
.next()
.is_some());
assert!(d
.quads_matching(
&ANY,
&rdf::type_,
&NamedNode {
iri: "http://example.org/ns/Person"
},
&Some(&NamedNode { iri: "tag:g1" }),
)
.next()
.is_some());
assert!(d
.quads_matching(
&ANY,
&NamedNode {
iri: "http://example.org/ns/name"
},
&Literal::Simple { value: "Alice" },
&Some(&NamedNode { iri: "tag:g1" }),
)
.next()
.is_some());
Ok(())
}
}