@Test
public void testRemoveAndClear() throws Exception {
// Add some data to the repository
con.begin();
con.addStatement(painter, RDF.TYPE, RDFS.CLASS);
con.addStatement(painting, RDF.TYPE, RDFS.CLASS);
con.addStatement(picasso, RDF.TYPE, painter, context1);
con.addStatement(guernica, RDF.TYPE, painting, context1);
con.addStatement(picasso, paints, guernica, context1);
con.commit();
// Test removal of statements
con.begin();
con.removeStatements(painting, RDF.TYPE, RDFS.CLASS);
con.commit();
assertEquals("Repository should contain 4 statements in total", 4, countAllElements());
assertEquals("Named context should contain 3 statements", 3, countContext1Elements());
assertEquals(
"Statement (Painting, type, Class) should no longer be in the repository",
0,
countQueryResults("select 1 from {ex:Painting} rdf:type {rdfs:Class}"));
con.begin();
con.removeStatements(null, null, null, context1);
con.commit();
assertEquals("Repository should contain 1 statement in total", 1, countAllElements());
assertEquals("Named context should be empty", 0, countContext1Elements());
con.begin();
con.clear();
con.commit();
assertEquals("Repository should no longer contain any statements", 0, countAllElements());
}
@Test
public void testTimeZoneRoundTrip() throws Exception {
URI subj = new URIImpl(EXAMPLE_NS + PICASSO);
URI pred = new URIImpl(EXAMPLE_NS + PAINTS);
Literal obj = new LiteralImpl("2006-08-23+00:00", XMLSchema.DATE);
testValueRoundTrip(subj, pred, obj);
con.begin();
con.removeStatements(null, null, null);
con.commit();
obj = new LiteralImpl("2006-08-23", XMLSchema.DATE);
testValueRoundTrip(subj, pred, obj);
}
@Test
public void testBNodeReuse() throws Exception {
con.begin();
con.addStatement(RDF.VALUE, RDF.VALUE, RDF.VALUE);
assertEquals(1, con.size());
BNode b1 = vf.createBNode();
con.addStatement(b1, RDF.VALUE, b1);
con.removeStatements(b1, RDF.VALUE, b1);
assertEquals(1, con.size());
BNode b2 = vf.createBNode();
con.addStatement(b2, RDF.VALUE, b2);
con.addStatement(b1, RDF.VALUE, b1);
assertEquals(3, con.size());
con.commit();
}
@Test
public void testGetContextIDs() throws Exception {
assertEquals(0, countElements(con.getContextIDs()));
// load data
con.begin();
con.addStatement(picasso, paints, guernica, context1);
assertEquals(1, countElements(con.getContextIDs()));
assertEquals(context1, first(con.getContextIDs()));
con.removeStatements(picasso, paints, guernica, context1);
assertEquals(0, countElements(con.getContextIDs()));
con.commit();
assertEquals(0, countElements(con.getContextIDs()));
con.begin();
con.addStatement(picasso, paints, guernica, context2);
assertEquals(1, countElements(con.getContextIDs()));
assertEquals(context2, first(con.getContextIDs()));
con.commit();
}
@Test
public void testContexts() throws Exception {
con.begin();
// Add schema data to the repository, no context
con.addStatement(painter, RDF.TYPE, RDFS.CLASS);
con.addStatement(painting, RDF.TYPE, RDFS.CLASS);
// Add stuff about picasso to context1
con.addStatement(picasso, RDF.TYPE, painter, context1);
con.addStatement(guernica, RDF.TYPE, painting, context1);
con.addStatement(picasso, paints, guernica, context1);
// Add stuff about rembrandt to context2
con.addStatement(rembrandt, RDF.TYPE, painter, context2);
con.addStatement(nightwatch, RDF.TYPE, painting, context2);
con.addStatement(rembrandt, paints, nightwatch, context2);
con.commit();
assertEquals("context1 should contain 3 statements", 3, countContext1Elements());
assertEquals(
"context2 should contain 3 statements",
3,
countElements(con.getStatements(null, null, null, false, context2)));
assertEquals("Repository should contain 8 statements", 8, countAllElements());
assertEquals(
"statements without context should equal 2",
2,
countElements(con.getStatements(null, null, null, false, (Resource) null)));
assertEquals(
"Statements without context and statements in context 1 together should total 5",
5,
countElements(con.getStatements(null, null, null, false, null, context1)));
assertEquals(
"Statements without context and statements in context 2 together should total 5",
5,
countElements(con.getStatements(null, null, null, false, null, context2)));
assertEquals(
"Statements in context 1 and in context 2 together should total 6",
6,
countElements(con.getStatements(null, null, null, false, context1, context2)));
// remove two statements from context1.
con.begin();
con.removeStatements(picasso, null, null, context1);
con.commit();
assertEquals("context1 should contain 1 statements", 1, countContext1Elements());
assertEquals("Repository should contain 6 statements", 6, countAllElements());
assertEquals(
"Statements without context and statements in context 1 together should total 3",
3,
countElements(con.getStatements(null, null, null, false, null, context1)));
assertEquals(
"Statements without context and statements in context 2 together should total 5",
5,
countElements(con.getStatements(null, null, null, false, context2, null)));
assertEquals(
"Statements in context 1 and in context 2 together should total 4",
4,
countElements(con.getStatements(null, null, null, false, context1, context2)));
}