Fork of https://github.com/oxigraph/oxigraph.git for the purpose of NextGraph project
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oxigraph/lib/tests/store.rs

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use oxigraph::io::{DatasetFormat, GraphFormat};
use oxigraph::model::vocab::{rdf, xsd};
use oxigraph::model::*;
use oxigraph::store::Store;
use std::io;
use std::io::Cursor;
use std::process::Command;
const DATA: &str = r#"
@prefix schema: <http://schema.org/> .
@prefix wd: <http://www.wikidata.org/entity/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
wd:Q90 a schema:City ;
schema:name "Paris"@fr , "la ville lumière"@fr ;
schema:country wd:Q142 ;
schema:population 2000000 ;
schema:startDate "-300"^^xsd:gYear ;
schema:url "https://www.paris.fr/"^^xsd:anyURI ;
schema:postalCode "75001" .
"#;
const NUMBER_OF_TRIPLES: usize = 8;
fn quads(graph_name: impl Into<GraphNameRef<'static>>) -> Vec<QuadRef<'static>> {
let graph_name = graph_name.into();
let paris = NamedNodeRef::new_unchecked("http://www.wikidata.org/entity/Q90");
let france = NamedNodeRef::new_unchecked("http://www.wikidata.org/entity/Q142");
let city = NamedNodeRef::new_unchecked("http://schema.org/City");
let name = NamedNodeRef::new_unchecked("http://schema.org/name");
let country = NamedNodeRef::new_unchecked("http://schema.org/country");
let population = NamedNodeRef::new_unchecked("http://schema.org/population");
let start_date = NamedNodeRef::new_unchecked("http://schema.org/startDate");
let url = NamedNodeRef::new_unchecked("http://schema.org/url");
let postal_code = NamedNodeRef::new_unchecked("http://schema.org/postalCode");
vec![
QuadRef::new(paris, rdf::TYPE, city, graph_name),
QuadRef::new(
paris,
name,
LiteralRef::new_language_tagged_literal_unchecked("Paris", "fr"),
graph_name,
),
QuadRef::new(
paris,
name,
LiteralRef::new_language_tagged_literal_unchecked("la ville lumière", "fr"),
graph_name,
),
QuadRef::new(paris, country, france, graph_name),
QuadRef::new(
paris,
population,
LiteralRef::new_typed_literal("2000000", xsd::INTEGER),
graph_name,
),
QuadRef::new(
paris,
start_date,
LiteralRef::new_typed_literal("-300", xsd::G_YEAR),
graph_name,
),
QuadRef::new(
paris,
url,
LiteralRef::new_typed_literal("https://www.paris.fr/", xsd::ANY_URI),
graph_name,
),
QuadRef::new(
paris,
postal_code,
LiteralRef::new_simple_literal("75001"),
graph_name,
),
]
}
#[test]
fn test_load_graph() -> io::Result<()> {
let store = Store::new()?;
store.load_graph(
Cursor::new(DATA),
GraphFormat::Turtle,
GraphNameRef::DefaultGraph,
None,
)?;
for q in quads(GraphNameRef::DefaultGraph) {
assert!(store.contains(q)?);
}
Ok(())
}
#[test]
fn test_load_dataset() -> io::Result<()> {
let store = Store::new()?;
store.load_dataset(Cursor::new(DATA), DatasetFormat::TriG, None)?;
for q in quads(GraphNameRef::DefaultGraph) {
assert!(store.contains(q)?);
}
Ok(())
}
#[test]
fn test_dump_graph() -> io::Result<()> {
let store = Store::new()?;
for q in quads(GraphNameRef::DefaultGraph) {
store.insert(q)?;
}
let mut buffer = Vec::new();
store.dump_graph(
&mut buffer,
GraphFormat::NTriples,
GraphNameRef::DefaultGraph,
)?;
assert_eq!(
buffer.into_iter().filter(|c| *c == b'\n').count(),
NUMBER_OF_TRIPLES
);
Ok(())
}
#[test]
fn test_dump_dataset() -> io::Result<()> {
let store = Store::new()?;
for q in quads(GraphNameRef::DefaultGraph) {
store.insert(q)?;
}
let mut buffer = Vec::new();
store.dump_dataset(&mut buffer, DatasetFormat::NQuads)?;
assert_eq!(
buffer.into_iter().filter(|c| *c == b'\n').count(),
NUMBER_OF_TRIPLES
);
Ok(())
}
#[test]
#[cfg(not(target_arch = "wasm32"))]
fn test_backward_compatibility() -> io::Result<()> {
{
let store = Store::open("tests/rocksdb_bc_data")?;
for q in quads(GraphNameRef::DefaultGraph) {
assert!(store.contains(q)?);
}
let graph_name =
NamedNodeRef::new_unchecked("http://www.wikidata.org/wiki/Special:EntityData/Q90");
for q in quads(graph_name) {
assert!(store.contains(q)?);
}
assert!(store.contains_named_graph(graph_name)?);
assert_eq!(
vec![NamedOrBlankNode::from(graph_name)],
store.named_graphs().collect::<io::Result<Vec<_>>>()?
);
};
reset_dir("tests/rocksdb_bc_data")?;
Ok(())
}
fn reset_dir(dir: &str) -> io::Result<()> {
assert!(Command::new("git")
.args(&["clean", "-fX", dir])
.status()?
.success());
assert!(Command::new("git")
.args(&["checkout", "HEAD", "--", dir])
.status()?
.success());
Ok(())
}