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/* Copyright (c) 2010 Google Inc.
*
* Licensed 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.
*/
#import "GTMURITemplate.h"
#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
#import "GTMSenTestCase.h"
#import "GTMScriptRunner.h"
@interface GTMURITemplateTest : GTMTestCase
- (NSDictionary *)loadTestSuitesNamed:(NSString *)testSuitesName;
- (NSDictionary *)parseJSONString:(NSString *)json error:(NSError **)error;
- (void)runTestSuites:(NSDictionary *)testSuites;
@end
@implementation GTMURITemplateTest
- (NSDictionary *)parseJSONString:(NSString *)json error:(NSError **)error {
NSDictionary *result = nil;
// If we ever get a JSON parser in GTM (or the system gets one, next cat?),
// then we can skip this conversion dance.
NSString *fileName = [NSString stringWithFormat:@"URITemplate_%u.plist", arc4random()];
NSString *tempOutPath = [NSTemporaryDirectory() stringByAppendingPathComponent:fileName];
GTMScriptRunner *runner = [GTMScriptRunner runnerWithPython];
NSString *command = [NSString stringWithFormat:
@"import Foundation\n"
@"import json\n"
@"str_of_json = \"\"\"%@\"\"\"\n"
@"Foundation.NSDictionary.dictionaryWithDictionary_(json.loads(str_of_json)).writeToFile_atomically_('%@', True)\n",
json, tempOutPath];
NSString *errStr = nil;
NSString *outStr = [runner run:command standardError:&errStr];
STAssertNil(outStr, @"got something on stdout: %@", outStr);
STAssertNil(errStr, @"got something on stderr: %@", errStr);
result = [NSDictionary dictionaryWithContentsOfFile:tempOutPath];
[[NSFileManager defaultManager] removeItemAtPath:tempOutPath
error:NULL];
return result;
}
- (NSDictionary *)loadTestSuitesNamed:(NSString *)testSuitesName {
NSBundle *testBundle = [NSBundle bundleForClass:[self class]];
STAssertNotNil(testBundle, nil);
NSString *testSuitesPath = [testBundle pathForResource:testSuitesName
ofType:nil];
STAssertNotNil(testSuitesPath, @"%@ not found", testSuitesName);
NSError *error = nil;
NSString *testSuitesStr = [NSString stringWithContentsOfFile:testSuitesPath
encoding:NSUTF8StringEncoding
error:&error];
STAssertNil(error, @"Loading %@, error %@", testSuitesName, error);
STAssertNotNil(testSuitesStr, @"Loading %@", testSuitesName);
NSDictionary *testSuites = [self parseJSONString:testSuitesStr
error:&error];
STAssertNil(error, @"Parsing %@, error %@", testSuitesName, error);
STAssertNotNil(testSuites, @"failed to parse");
return testSuites;
}
- (void)runTestSuites:(NSDictionary *)testSuites {
// The file holds a set of named suites...
for (NSString *suiteName in testSuites) {
NSDictionary *suite = [testSuites objectForKey:suiteName];
// Each suite has variables and test cases...
NSDictionary *vars = [suite objectForKey:@"variables"];
NSArray *testCases = [suite objectForKey:@"testcases"];
STAssertTrue([vars count] != 0, @"'%@' no variables?", suiteName);
STAssertTrue([testCases count] != 0, @"'%@' no testcases?", suiteName);
NSUInteger idx = 0;
for (NSArray *testCase in testCases) {
// Each case is an array of the template and value...
STAssertEquals([testCase count], (NSUInteger)2,
@" test index %lu of '%@'", (unsigned long)idx, suiteName);
NSString *testTemplate = [testCase objectAtIndex:0];
NSString *expectedResult = [testCase objectAtIndex:1];
NSString *result = [GTMURITemplate expandTemplate:testTemplate
values:vars];
STAssertEqualObjects(result, expectedResult,
@"template was '%@' (index %lu of '%@')",
testTemplate, (unsigned long)idx, suiteName);
++idx;
}
}
}
- (void)testRFCSuite {
// All of the examples from the RFC are in the python impl source as json
// test data. A copy is in the GTM tree as GTMURITemplateJSON.txt. The
// original can be found at:
// http://code.google.com/p/uri-templates/source/browse/trunk/testdata.json
NSDictionary *testSuites = [self loadTestSuitesNamed:@"GTMURITemplateRFCTests.json"];
STAssertNotNil(testSuites, nil);
[self runTestSuites:testSuites];
}
- (void)testExtraSuite {
// These are follow up cases not explictly listed in the spec, but does
// as cases to confirm behaviors. The list was sent to the w3c uri list
// for confirmation:
// http://lists.w3.org/Archives/Public/uri/2010Sep/thread.html
NSDictionary *testSuites = [self loadTestSuitesNamed:@"GTMURITemplateExtraTests.json"];
STAssertNotNil(testSuites, nil);
[self runTestSuites:testSuites];
}
@end
#endif // MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
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