/*
* 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 org.apache.ode.utils;
import junit.framework.TestCase;
import java.util.*;
import org.apache.commons.httpclient.URIException;
/**
* @author <a href="mailto:midon@intalio.com">Alexis Midon</a>
*/
public class URITemplateTest extends TestCase {
private static final String EXCEPTION_EXPECTED = "ExceptionExpected";
protected void setUp() throws Exception {
super.setUp();
}
public void testParseExpansion(){
Object[] expansionPatterns = new Object[]{
"{my_var}", new Object[]{null, null, new HashMap(){{put("my_var",null);}}},
"{my_var=my_default}", new Object[]{null, null, new HashMap(){{put("my_var","my_default");}}},
"{-suffix|/|foo}", new Object[]{"suffix", "/", new HashMap(){{put("foo",null);}}},
"{-opt|fred@example.org|foo}", new Object[]{"opt", "fred@example.org", new HashMap(){{put("foo",null);}}}
};
for (int i = 0; i < expansionPatterns.length; i=i+2) {
String patternInfo = (String) expansionPatterns[i];
Object[] computedResult = URITemplate.parseExpansion(patternInfo);
Object[] expectedResult = (Object[]) expansionPatterns[i + 1];
assertEquals("Unexpected operation", expectedResult[0], computedResult[0]);
assertEquals("Unexpected argument", expectedResult[1], computedResult[1]);
Map expectedVarMap = (Map) expectedResult[2];
Map computedVarMap = (Map) computedResult[2];
assertEquals("Var map do not have the number of elements", expectedVarMap.size(), computedVarMap.size());
for (Iterator it = expectedVarMap.entrySet().iterator(); it.hasNext();) {
Map.Entry e = (Map.Entry) it.next();
assertEquals("Different Value!", e.getValue(), computedVarMap.get(e.getKey()));
}
}
}
public void testExpand() throws Exception {
// template, input name/value array, expected result
Object[] templates = new Object[]{
"{a}", new String[]{"a", "hello"}, "hello"
,"{a}", new String[]{"var_not_in_template", "hello"}, "{a}"
,"{a=3}", new String[]{"var_not_in_template", "hello"}, "3" // with a default value
,"hello {name}!", new String[]{"name", null}, "hello !" // null value
,"hello {name=darling}!", new String[]{"name", null}, "hello darling!" // null value and a default
,"hello {name=darling}!", new String[]{"name", "brother"}, "hello brother!"
,"hello {name=darling}! what's {this}?", new String[]{"name", "brother", "this", "this"}, "hello brother! what's this?"
,"hello {name=darling}! what's {this}?", new String[]{"name", "brother", "this", "wrong"}, "hello brother! what's wrong?"
,"hello {name=darling}! what's {this}?", new String[]{"name", "brother", "this", null}, "hello brother! what's ?"
,"hello {name=darling}! what's {this=up}?", new String[]{"name", "brother", "this", null}, "hello brother! what's up?"
,"hello {name=darling}! what's {this=up}?", new String[]{"name", "brother"}, "hello brother! what's up?"
,"hello {name}! what's {this}?", new String[]{"var_not_in_template", "foo"}, "hello ! what's ?"
,"hello{name}what's{this}", new String[]{"name", " brother! ", "this", " this?"}, "hello%20brother!%20what's%20this%3F" // test encoding
,"hello{name= brother! }what's{this}", new String[]{"this", " this?"}, "hello%20brother!%20what's%20this%3F" // test encoding + default value
,"hello {name=darling}! what's {this}?", new String[]{"name", "brother", "this", "{wrong}"}, "hello brother! what's %7Bwrong%7D?"
,"hello%20brother!%20what's{this}", new String[]{"this", " this?"}, "hello%20brother!%20what's%20this%3F" // test template of template
,"{this}", new String[]{"this", ";/?:@&=+,$"}, "%3B%2F%3F%3A%40%26%3D%2B%2C%24" // reserved characters within a query
,"{this}", new String[]{"this", "somereserved%;/?:@&=+,$allunreserved-_.!~*'()"}, "somereserved%25%3B%2F%3F%3A%40%26%3D%2B%2C%24allunreserved-_.!~*'()" // reserved characters within a query
// the followings are included in the javadoc as examples
, "http://example.com/{foo}/{bar}.{format=xml}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"},"http://example.com/tag/java.xml" // undefined var with a default value
, "http://example.com/tag/java.{format}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"},"http://example.com/tag/java." // undefined and no default
, "http://example.com/{foo}/{name}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"},"http://example.com/tag/"
, "http://example.com/{foo}/{name=james}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"},"http://example.com/tag/james"
, "http://example.org/{date}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"}, "http://example.org/2008%2F05%2F09"
, "http://example.org/{-join|&|foo,bar,xyzzy,baz}/{date}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"}, EXCEPTION_EXPECTED
};
for (int i = 0; i < templates.length; i = i + 3) {
String template = (String) templates[i];
String[] pairs = (String[]) templates[i + 1];
String expected = (String) templates[i + 2];
String computed = null;
try {
computed = URITemplate.expand(template, pairs);
if (EXCEPTION_EXPECTED.equals(expected)) {
fail("An exception was supposed to be thrown!");
} else {
assertEquals("Test #" + ((i / 3) + 1) + ": Result does not match expectation.", expected, computed);
}
} catch (Exception e) {
if (!EXCEPTION_EXPECTED.equals(expected)) {
// this exception was NOT expected!
throw e;
}
}
}
}
public void testExpandLazily() throws Exception {
// same but with some undefined vars
// template, input name/value array, expected result
Object[] templates = new Object[]{
"http://example.com/{foo}/{bar}.{format}", new String[]{"foo", "tag", "bar", "java", "name", null, "date", "2008/05/09"},"http://example.com/tag/java.{format}" // undefined var with no default value
, "http://example.com/{foo}/{name}", new String[]{"bar", "java", "date", "2008/05/09"},"http://example.com/{foo}/{name}"
, "http://example.com/{foo}/{name=james}", new String[]{"bar", "java", "name", null, "date", "2008/05/09"},"http://example.com/{foo}/james"
};
for (int i = 0; i < templates.length; i = i + 3) {
String template = (String) templates[i];
String[] pairs = (String[]) templates[i + 1];
String expected = (String) templates[i + 2];
String computed = null;
try {
computed = URITemplate.expandLazily(template, pairs);
if (EXCEPTION_EXPECTED.equals(expected)) {
fail("An exception was supposed to be thrown!");
} else {
assertEquals("Test #" + ((i / 3) + 1) + ": Result does not match expectation.", expected, computed);
}
} catch (Exception e) {
if (!EXCEPTION_EXPECTED.equals(expected)) {
// this exception was NOT expected!
throw e;
}
}
}
}
}
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