/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hp.hpl.jena.sparql.resultset;
import java.io.ByteArrayInputStream;
import org.junit.Assert;
import org.apache.jena.atlas.lib.StrUtils;
import org.junit.Test;
import com.hp.hpl.jena.query.ResultSet;
import com.hp.hpl.jena.query.ResultSetFactory;
import com.hp.hpl.jena.sparql.ARQException;
public class TestResultSetFormat2 {
@Test
public void resultset_tsv_01() {
// Empty Header Row (no variables), no rows.
parseTSV("\n");
}
@Test
public void resultset_tsv_02() {
// No vars, one row.
String x = "\n\n";
parseTSV(x);
}
@Test
public void resultset_tsv_03() {
// One var, one row empty (unbound)
String x = "?x\n\n";
parseTSV(x);
}
@Test
public void resultset_tsv_04() {
// One var, no rows.
String x = "?x\n";
parseTSV(x);
}
@Test
public void resultset_tsv_05() {
// One var, one rows.
String x = "?x\n'a'\n";
parseTSV(x);
}
@Test
public void resultset_tsv_06() {
// Two vars, one row empty other than the tab separator which is
// required
// when two or more variables are present
String x = "?x\t?y\n\t\n";
parseTSV(x);
}
@Test
public void resultset_tsv_07() {
// Three vars, one row of no values
String x = "?x\t?y\t?z\n\t\t";
parseTSV(x);
}
// various values
@Test
public void resultset_tsv_08() {
String x = "?x\n<http://example/foo>\n";
parseTSV(x);
}
@Test
public void resultset_tsv_09() {
String x = "?x\n_:abc\n";
parseTSV(x);
}
@Test
public void resultset_tsv_11() {
String x = "?x\n123\n";
parseTSV(x);
}
@Test
public void resultset_tsv_12() {
// We allow leading white space.
String x = "?x\n 123\n";
parseTSV(x);
}
@Test
public void resultset_tsv_13() {
// We allow trailing white space.
String x = "?x\n123 \n";
parseTSV(x);
}
@Test
public void resultset_tsv_14() {
// We allow trailing white space.
String x = "?x\n<http://example/> \n";
parseTSV(x);
}
@Test
public void resultset_tsv_boolean_01() {
// true is valid
String x = "?_askResult\ntrue";
parseTSVAsBoolean(x, true);
}
@Test
public void resultset_tsv_boolean_02() {
// true is valid regardless of case
String x = "?_askResult\nTRUE";
parseTSVAsBoolean(x, true);
}
@Test
public void resultset_tsv_boolean_03() {
// true is valid regardless of case
String x = "?_askResult\ntRuE";
parseTSVAsBoolean(x, true);
}
@Test
public void resultset_tsv_boolean_04() {
// yes is valid
String x = "?_askResult\nyes";
parseTSVAsBoolean(x, true);
}
@Test
public void resultset_tsv_boolean_05() {
// yes is valid regardless of case
String x = "?_askResult\nYES";
parseTSVAsBoolean(x, true);
}
@Test
public void resultset_tsv_boolean_06() {
// yes is valid regardless of case
String x = "?_askResult\nyEs";
parseTSVAsBoolean(x, true);
}
@Test
public void resultset_tsv_boolean_07() {
// false is valid
String x = "?_askResult\nfalse";
parseTSVAsBoolean(x, false);
}
@Test
public void resultset_tsv_boolean_08() {
// false is valid regardless of case
String x = "?_askResult\nFALSE";
parseTSVAsBoolean(x, false);
}
@Test
public void resultset_tsv_boolean_09() {
// false is valid regardless of case
String x = "?_askResult\nfAlSe";
parseTSVAsBoolean(x, false);
}
@Test
public void resultset_tsv_boolean_10() {
// no is valid
String x = "?_askResult\nno";
parseTSVAsBoolean(x, false);
}
@Test
public void resultset_tsv_boolean_11() {
// no is valid regardless of case
String x = "?_askResult\nNO";
parseTSVAsBoolean(x, false);
}
@Test
public void resultset_tsv_boolean_12() {
// no is valid regardless of case
String x = "?_askResult\nnO";
parseTSVAsBoolean(x, false);
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_01() {
// Two vars, row of 3 values.
String x = "?x\t?y\n'a'\t'b'\t'c'";
parseTSV(x);
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_02() {
// Two vars, row of 1 value only.
String x = "?x\t?y\n'a'";
parseTSV(x);
}
@Test(expected = ARQException.class)
public void resultset_bad_tsv_03() {
// No input
parseTSV("");
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_04() {
// Two vars but a completely empty row (should contain a tab)
String x = "?x\t?y\n\n";
parseTSV(x);
}
// various values - broken
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_05() {
String x = "?x\n<http://example/";
parseTSV(x);
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_06() {
String x = "?x\n<http://example/ white space >";
parseTSV(x);
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_07() {
String x = "?x\n<<<<http://example/>>>>";
parseTSV(x);
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_08() {
String x = "?x\n_:abc def";
parseTSV(x);
}
@Test(expected = ResultSetException.class)
public void resultset_bad_tsv_09() {
String x = "x\n<http://example.com>";
parseTSV(x);
}
@Test(expected = ARQException.class)
public void resultset_bad_tsv_boolean_01() {
// Not in allowed set of true yes false no
String x = "?_askResults\nblah";
parseTSVAsBoolean(x, false);
}
@Test(expected = ARQException.class)
public void resultset_bad_tsv_boolean_02() {
// Missing header
String x = "true";
parseTSVAsBoolean(x, false);
}
@Test(expected = ARQException.class)
public void resultset_bad_tsv_boolean_03() {
// Missing boolean
String x = "?_askResult\n";
parseTSVAsBoolean(x, false);
}
@Test(expected = ARQException.class)
public void resultset_bad_tsv_boolean_04() {
// A normal result set header
String x = "?x\n";
parseTSVAsBoolean(x, false);
}
@Test(expected = ARQException.class)
public void resultset_bad_tsv_boolean_05() {
// A normal result set header
String x = "?x\t?y\n";
parseTSVAsBoolean(x, false);
}
@Test
public void resultset_csv_01() {
// Normal header
String x = "x,y\n";
parseCSV(x);
}
@Test
public void resultset_csv_02() {
// Header with variable names using CSV field encoding i.e. surrounded by quotes
String x = "\"x\",\"y\"\n";
parseCSV(x);
}
@Test
public void resultset_json_01() {
//@formatter:off
String input = StrUtils.strjoinNL("{\"head\":{\"vars\":[\"s\"]},",
" \"results\": {",
" \"bindings\":[",
" {\"s\":{\"type\":\"uri\",\"value\":\"http://rdf.myexperiment.org/ontologies/snarm/Policy\"}}",
" ]",
" },",
" \"warnings\": [\"parser warning: Variable o was bound but is unused in the query on line 1\",",
" \"parser warning: Variable p was bound but is unused in the query on line 1\"]",
" })",
" }");
//@formatter:on
parseJSON(input);
}
@Test(expected = ResultSetException.class)
public void resultset_json_02() {
//@formatter:off
String input = StrUtils.strjoinNL("{\"head\":{\"vars\":[\"s\"]},",
" \"results\": {",
" \"bindings\":[",
" {\"s\":{\"type\":\"uri\"}}",
" ]",
" },",
" \"warnings\": [\"parser warning: Variable o was bound but is unused in the query on line 1\",",
" \"parser warning: Variable p was bound but is unused in the query on line 1\"]",
" })",
" }");
//@formatter:on
// No value for URI is illegal
parseJSON(input);
}
@Test(expected = ResultSetException.class)
public void resultset_json_03() {
String input = "{\"head\":{\"vars\":[\"s\"]}}";
// Missing results is illegal
parseJSON(input);
}
@Test(expected = ResultSetException.class)
public void resultset_json_04() {
String input = "{\"results\":{}}";
// Missing head is illegal
parseJSON(input);
}
private void parseTSV(String x) {
byte[] b = StrUtils.asUTF8bytes(x);
ByteArrayInputStream in = new ByteArrayInputStream(b);
ResultSet rs2 = ResultSetFactory.fromTSV(in);
while (rs2.hasNext()) {
rs2.nextBinding();
}
}
private void parseCSV(String x) {
byte[] b = StrUtils.asUTF8bytes(x);
ByteArrayInputStream in = new ByteArrayInputStream(b);
ResultSet rs2 = CSVInput.fromCSV(in);
while (rs2.hasNext()) {
rs2.nextBinding();
}
}
private void parseJSON(String input) {
byte[] b = StrUtils.asUTF8bytes(input);
ByteArrayInputStream in = new ByteArrayInputStream(b);
ResultSet rs = ResultSetFactory.fromJSON(in);
while (rs.hasNext()) {
rs.nextBinding();
}
}
private void parseTSVAsBoolean(String x, boolean expected) {
byte[] b = StrUtils.asUTF8bytes(x);
ByteArrayInputStream in = new ByteArrayInputStream(b);
boolean actual = TSVInput.booleanFromTSV(in);
Assert.assertEquals(expected, actual);
}
}