Files
RestKit/Tests/Logic/ObjectMapping/RKObjectSerializerTest.m
2012-08-28 17:34:58 -04:00

291 lines
17 KiB
Objective-C

//
// RKObjectSerializerTest.m
// RestKit
//
// Created by Jeremy Ellison on 5/9/11.
// Copyright (c) 2009-2012 RestKit. All rights reserved.
//
// 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 "RKTestEnvironment.h"
#import "RKObjectSerializer.h"
#import "RKMappableObject.h"
@interface RKObjectSerializerTest : RKTestCase {
}
@end
@implementation RKObjectSerializerTest
- (void)testShouldSerializeToFormEncodedData
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", @"value2", @"key2", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key2" toKeyPath:@"key2-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/x-www-form-urlencoded" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"key2-form-name=value2&key1-form-name=value1")));
}
- (void)testShouldSerializeADateToFormEncodedData
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", [NSDate dateWithTimeIntervalSince1970:0], @"date", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"date" toKeyPath:@"date-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/x-www-form-urlencoded" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"key1-form-name=value1&date-form-name=1970-01-01 00:00:00 +0000")));
}
- (void)testShouldSerializeADateToAStringUsingThePreferredDateFormatter
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", [NSDate dateWithTimeIntervalSince1970:0], @"date", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
NSDateFormatter *dateFormatter = [[NSDateFormatter new] autorelease];
dateFormatter.dateFormat = @"MM/dd/yyyy";
dateFormatter.timeZone = [NSTimeZone timeZoneForSecondsFromGMT:0];
mapping.preferredDateFormatter = dateFormatter;
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"date" toKeyPath:@"date-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/x-www-form-urlencoded" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"key1-form-name=value1&date-form-name=01/01/1970")));
}
- (void)testShouldSerializeADateToJSON
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", [NSDate dateWithTimeIntervalSince1970:0], @"date", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"date" toKeyPath:@"date-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"{\"key1-form-name\":\"value1\",\"date-form-name\":\"1970-01-01 00:00:00 +0000\"}")));
}
- (void)testShouldSerializeNSDecimalNumberAttributesToJSON
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", [NSDecimalNumber decimalNumberWithString:@"18274191731731.4557723623"], @"number", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"number" toKeyPath:@"number-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"{\"key1-form-name\":\"value1\",\"number-form-name\":\"18274191731731.4557723623\"}")));
}
- (void)testShouldSerializeRelationshipsToo
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", @"value2", @"key2",
[NSArray arrayWithObjects:
[NSDictionary dictionaryWithObjectsAndKeys:@"relationship1Value1", @"relatioship1Key1", nil],
[NSDictionary dictionaryWithObjectsAndKeys:@"relationship1Value2", @"relatioship1Key1", nil], nil], @"relationship1",
[NSDictionary dictionaryWithObjectsAndKeys:@"subValue1", @"subKey1", nil], @"relationship2",
nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSMutableDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key2" toKeyPath:@"key2-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"relationship1.relatioship1Key1" toKeyPath:@"relationship1-form-name[r1k1]"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"relationship2.subKey1" toKeyPath:@"relationship2-form-name[subKey1]"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/x-www-form-urlencoded" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
#if TARGET_OS_IPHONE
assertThat(data, is(equalTo(@"key1-form-name=value1&relationship1-form-name[r1k1][]=relationship1Value1&relationship1-form-name[r1k1][]=relationship1Value2&key2-form-name=value2&relationship2-form-name[subKey1]=subValue1")));
#else
assertThat(data, is(equalTo(@"relationship1-form-name[r1k1][]=relationship1Value1&relationship1-form-name[r1k1][]=relationship1Value2&key2-form-name=value2&key1-form-name=value1&relationship2-form-name[subKey1]=subValue1")));
#endif
}
- (void)testShouldSerializeToJSON
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", @"value2", @"key2", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key2" toKeyPath:@"key2-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"{\"key2-form-name\":\"value2\",\"key1-form-name\":\"value1\"}")));
}
- (void)testShouldSetReturnNilIfItDoesNotFindAnythingToSerialize
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", @"value2", @"key2", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key12123" toKeyPath:@"key1-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
assertThat(serialization, is(nilValue()));
}
- (void)testShouldSerializeNestedObjectsContainingDatesToJSON
{
RKMappableObject *object = [[RKMappableObject new] autorelease];
object.stringTest = @"The string";
RKMappableAssociation *association = [[RKMappableAssociation new] autorelease];
association.date = [NSDate dateWithTimeIntervalSince1970:0];
object.hasOne = association;
// Setup object mappings
RKObjectMapping *objectMapping = [RKObjectMapping mappingForClass:[NSMutableDictionary class]];
[objectMapping mapAttributes:@"stringTest", nil];
RKObjectMapping *relationshipMapping = [RKObjectMapping mappingForClass:[NSMutableDictionary class]];
[relationshipMapping mapAttributes:@"date", nil];
[objectMapping mapRelationship:@"hasOne" withMapping:relationshipMapping];
// Serialize
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:objectMapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
assertThat(error, is(nilValue()));
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
// Encodes differently on iOS / OS X
#if TARGET_OS_IPHONE
assertThat(data, is(equalTo(@"{\"stringTest\":\"The string\",\"hasOne\":{\"date\":\"1970-01-01 00:00:00 +0000\"}}")));
#else
assertThat(data, is(equalTo(@"{\"hasOne\":{\"date\":\"1970-01-01 00:00:00 +0000\"},\"stringTest\":\"The string\"}")));
#endif
}
- (void)testShouldEncloseTheSerializationInAContainerIfRequested
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", @"value2", @"key2", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key2" toKeyPath:@"key2-form-name"]];
RKObjectSerializer *serializer = [[RKObjectSerializer alloc] initWithObject:object mapping:mapping rootKeyPath:@"stuff"];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/x-www-form-urlencoded" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"stuff[key2-form-name]=value2&stuff[key1-form-name]=value1")));
}
- (void)testShouldSerializeToManyRelationships
{
RKMappableObject *object = [[RKMappableObject new] autorelease];
object.stringTest = @"The string";
RKMappableAssociation *association = [[RKMappableAssociation new] autorelease];
association.date = [NSDate dateWithTimeIntervalSince1970:0];
object.hasMany = [NSSet setWithObject:association];
// Setup object mappings
RKObjectMapping *objectMapping = [RKObjectMapping mappingForClass:[NSMutableDictionary class]];
[objectMapping mapAttributes:@"stringTest", nil];
RKObjectMapping *relationshipMapping = [RKObjectMapping mappingForClass:[NSMutableDictionary class]];
[relationshipMapping mapAttributes:@"date", nil];
[objectMapping mapRelationship:@"hasMany" withMapping:relationshipMapping];
// Serialize
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:objectMapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
assertThat(error, is(nilValue()));
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(data, is(equalTo(@"{\"hasMany\":[{\"date\":\"1970-01-01 00:00:00 +0000\"}],\"stringTest\":\"The string\"}")));
}
- (void)testShouldSerializeAnNSNumberContainingABooleanToTrueFalseIfRequested
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1", [NSNumber numberWithBool:YES], @"boolean", nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
RKAttributeMapping *attributeMapping = [RKAttributeMapping mappingFromKeyPath:@"boolean" toKeyPath:@"boolean-value"];
[mapping addAttributeMapping:attributeMapping];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"{\"boolean-value\":true}")));
}
- (void)testShouldSerializeANSOrderedSetToJSON
{
NSDictionary *object = [NSDictionary dictionaryWithObjectsAndKeys:@"value1", @"key1",
[NSOrderedSet orderedSetWithObjects:@"setElementOne", @"setElementTwo", @"setElementThree", nil], @"set",
nil];
RKObjectMapping *mapping = [RKObjectMapping mappingForClass:[NSDictionary class]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"key1" toKeyPath:@"key1-form-name"]];
[mapping addAttributeMapping:[RKAttributeMapping mappingFromKeyPath:@"set" toKeyPath:@"set-form-name"]];
RKObjectSerializer *serializer = [RKObjectSerializer serializerWithObject:object mapping:mapping];
NSError *error = nil;
id<RKRequestSerializable> serialization = [serializer serializationForMIMEType:@"application/json" error:&error];
NSString *data = [[[NSString alloc] initWithData:[serialization HTTPBody] encoding:NSUTF8StringEncoding] autorelease];
data = [data stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
assertThat(error, is(nilValue()));
assertThat(data, is(equalTo(@"{\"key1-form-name\":\"value1\",\"set-form-name\":[\"setElementOne\",\"setElementTwo\",\"setElementThree\"]}")));
}
@end