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

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///! Integration tests based on [RDF 1.1 Test Cases](https://www.w3.org/TR/rdf11-testcases/)
use failure::format_err;
use rudf::model::vocab::rdf;
use rudf::model::vocab::rdfs;
use rudf::model::*;
use rudf::rio::read_ntriples;
use rudf::rio::read_rdf_xml;
use rudf::rio::read_turtle;
use rudf::Result;
use std::fmt;
use std::fs::File;
use std::io::{BufRead, BufReader};
use std::path::PathBuf;
#[test]
fn turtle_w3c_testsuite() {
let manifest_url = "http://w3c.github.io/rdf-tests/turtle/manifest.ttl";
for test_result in TestManifest::new(manifest_url) {
let test = test_result.unwrap();
if test.kind == "TestTurtlePositiveSyntax" {
if let Err(error) = load_turtle(test.action.as_str()) {
assert!(false, "Failure on {} with error: {}", test, error)
}
} else if test.kind == "TestTurtleNegativeSyntax" {
assert!(
load_turtle(test.action.as_str()).is_err(),
"Failure on {}",
test
);
} else if test.kind == "TestTurtleEval" {
match load_turtle(test.action.as_str()) {
Ok(action_graph) => match load_turtle(test.result.as_ref().unwrap()) {
Ok(result_graph) => assert!(
action_graph.is_isomorphic(&result_graph),
"Failure on {}. Expected file:\n{}\nParsed file:\n{}\n",
test,
result_graph,
action_graph
),
Err(error) => assert!(
false,
"Failure to parse the Turtle result file {} of {} with error: {}",
test.result.as_ref().unwrap(),
test,
error
),
},
Err(error) => assert!(false, "Failure to parse {} with error: {}", test, error),
}
} else if test.kind == "TestTurtleNegativeEval" {
let action_graph = load_turtle(test.action.as_str());
let result_graph = test
.result
.clone()
.map(|r| load_turtle(r.as_str()))
.unwrap_or_else(|| Ok(SimpleGraph::default()));
assert!(
action_graph.is_err()
|| !action_graph.unwrap().is_isomorphic(&result_graph.unwrap()),
"Failure on {}",
test
);
} else {
assert!(false, "Not supported test: {}", test);
}
}
}
#[test]
fn ntriples_w3c_testsuite() {
let manifest_url = "http://w3c.github.io/rdf-tests/ntriples/manifest.ttl";
for test_result in TestManifest::new(manifest_url) {
let test = test_result.unwrap();
if test.kind == "TestNTriplesPositiveSyntax" {
if let Err(error) = load_ntriples(test.action.as_str()) {
assert!(false, "Failure on {} with error: {}", test, error)
}
} else if test.kind == "TestNTriplesNegativeSyntax" {
if let Ok(graph) = load_ntriples(test.action.as_str()) {
assert!(false, "Failure on {}, found:\n{}", test, graph);
}
} else {
assert!(false, "Not supported test: {}", test);
}
}
}
#[test]
fn rdf_xml_w3c_testsuite() -> Result<()> {
let manifest_url = "http://www.w3.org/2013/RDFXMLTests/manifest.ttl";
for test_result in TestManifest::new(manifest_url) {
let test = test_result?;
if test.kind == "TestXMLNegativeSyntax" {
assert!(
load_rdf_xml(test.action.as_str()).is_err(),
"Failure on {}",
test
);
} else if test.kind == "TestXMLEval" {
match load_rdf_xml(test.action.as_str()) {
Ok(action_graph) => match load_ntriples(test.result.as_ref().unwrap()) {
Ok(result_graph) => assert!(
action_graph.is_isomorphic(&result_graph),
"Failure on {}. Expected file:\n{}\nParsed file:\n{}\n",
test,
result_graph,
action_graph
),
Err(error) => assert!(
false,
"Failure to parse the RDF XML result file {} of {} with error: {}",
test.result.clone().unwrap(),
test,
error
),
},
Err(error) => assert!(false, "Failure to parse {} with error: {}", test, error),
}
} else {
assert!(false, "Not supported test: {}", test);
}
}
Ok(())
}
fn load_turtle(url: &str) -> Result<SimpleGraph> {
read_turtle(read_file(url)?, Some(url))?.collect()
}
fn load_ntriples(url: &str) -> Result<SimpleGraph> {
read_ntriples(read_file(url)?)?.collect()
}
fn load_rdf_xml(url: &str) -> Result<SimpleGraph> {
read_rdf_xml(read_file(url)?, Some(url))?.collect()
}
fn to_relative_path(url: &str) -> Result<String> {
if url.starts_with("http://w3c.github.io/rdf-tests/") {
Ok(url.replace("http://w3c.github.io/", ""))
} else if url.starts_with("http://www.w3.org/2013/RDFXMLTests/") {
Ok(url.replace("http://www.w3.org/2013/RDFXMLTests/", "rdf-tests/rdf-xml/"))
} else {
Err(format_err!("Not supported url for file: {}", url))
}
}
fn read_file(url: &str) -> Result<impl BufRead> {
let mut base_path = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
base_path.push("tests");
base_path.push(to_relative_path(url)?);
Ok(BufReader::new(File::open(&base_path).map_err(|e| {
format_err!("Opening file {} failed with {}", base_path.display(), e)
})?))
}
pub struct Test {
pub id: NamedNode,
pub kind: String,
pub name: Option<String>,
pub comment: Option<String>,
pub action: String,
pub result: Option<String>,
}
impl fmt::Display for Test {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", self.kind)?;
for name in &self.name {
write!(f, " named \"{}\"", name)?;
}
for comment in &self.comment {
write!(f, " with comment \"{}\"", comment)?;
}
write!(f, " on file \"{}\"", self.action)?;
Ok(())
}
}
pub struct TestManifest {
graph: SimpleGraph,
tests_to_do: Vec<Term>,
manifests_to_do: Vec<String>,
}
impl TestManifest {
pub fn new(url: impl Into<String>) -> TestManifest {
Self {
graph: SimpleGraph::default(),
tests_to_do: Vec::default(),
manifests_to_do: vec![url.into()],
}
}
}
pub mod mf {
use lazy_static::lazy_static;
use rudf::model::NamedNode;
lazy_static! {
pub static ref INCLUDE: NamedNode =
NamedNode::new("http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#include");
pub static ref ENTRIES: NamedNode =
NamedNode::new("http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#entries");
pub static ref NAME: NamedNode =
NamedNode::new("http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#name");
pub static ref ACTION: NamedNode =
NamedNode::new("http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#action");
pub static ref RESULT: NamedNode =
NamedNode::new("http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#result");
}
}
impl Iterator for TestManifest {
type Item = Result<Test>;
fn next(&mut self) -> Option<Result<Test>> {
match self.tests_to_do.pop() {
Some(Term::NamedNode(test_node)) => {
let test_subject = NamedOrBlankNode::from(test_node.clone());
let kind = match self
.graph
.object_for_subject_predicate(&test_subject, &rdf::TYPE)
{
Some(Term::NamedNode(c)) => match c.as_str().split("#").last() {
Some(k) => k.to_string(),
None => return Some(Err(format_err!("no type"))),
},
_ => return Some(Err(format_err!("no type"))),
};
let name = match self
.graph
.object_for_subject_predicate(&test_subject, &mf::NAME)
{
Some(Term::Literal(c)) => Some(c.value().to_string()),
_ => None,
};
let comment = match self
.graph
.object_for_subject_predicate(&test_subject, &rdfs::COMMENT)
{
Some(Term::Literal(c)) => Some(c.value().to_string()),
_ => None,
};
let action = match self
.graph
.object_for_subject_predicate(&test_subject, &*mf::ACTION)
{
Some(Term::NamedNode(n)) => n.as_str().to_string(),
Some(_) => return Some(Err(format_err!("invalid action"))),
None => return Some(Err(format_err!("action not found"))),
};
let result = match self
.graph
.object_for_subject_predicate(&test_subject, &*mf::RESULT)
{
Some(Term::NamedNode(n)) => Some(n.as_str().to_string()),
Some(_) => return Some(Err(format_err!("invalid result"))),
None => None,
};
Some(Ok(Test {
id: test_node,
kind,
name,
comment,
action,
result,
}))
}
Some(_) => Some(Err(format_err!("invalid test list"))),
None => {
match self.manifests_to_do.pop() {
Some(url) => {
let manifest =
NamedOrBlankNode::from(NamedNode::new(url.as_str().to_string()));
match load_turtle(&url) {
Ok(g) => self.graph.extend(g.into_iter()),
Err(e) => return Some(Err(e.into())),
}
// New manifests
match self
.graph
.object_for_subject_predicate(&manifest, &*mf::INCLUDE)
{
Some(Term::BlankNode(list)) => {
self.manifests_to_do.extend(
RdfListIterator::iter(&self.graph, list.clone().into())
.filter_map(|m| match m {
Term::NamedNode(nm) => Some(nm.as_str().to_string()),
_ => None,
}),
);
}
Some(_) => return Some(Err(format_err!("invalid tests list"))),
None => (),
}
// New tests
match self
.graph
.object_for_subject_predicate(&manifest, &*mf::ENTRIES)
{
Some(Term::BlankNode(list)) => {
self.tests_to_do.extend(RdfListIterator::iter(
&self.graph,
list.clone().into(),
));
}
Some(term) => {
return Some(Err(format_err!(
"Invalid tests list. Got term {}",
term
)));
}
None => (),
}
}
None => return None,
}
self.next()
}
}
}
}
pub struct RdfListIterator<'a> {
graph: &'a SimpleGraph,
current_node: Option<NamedOrBlankNode>,
}
impl<'a> RdfListIterator<'a> {
fn iter(graph: &'a SimpleGraph, root: NamedOrBlankNode) -> RdfListIterator<'a> {
RdfListIterator {
graph,
current_node: Some(root),
}
}
}
impl<'a> Iterator for RdfListIterator<'a> {
type Item = Term;
fn next(&mut self) -> Option<Term> {
match self.current_node.clone() {
Some(current) => {
let result = self
.graph
.object_for_subject_predicate(&current, &rdf::FIRST);
self.current_node = match self
.graph
.object_for_subject_predicate(&current, &rdf::REST)
{
Some(Term::NamedNode(ref n)) if *n == *rdf::NIL => None,
Some(Term::NamedNode(n)) => Some(n.clone().into()),
Some(Term::BlankNode(n)) => Some(n.clone().into()),
_ => None,
};
result.cloned()
}
None => None,
}
}
}