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jszumskijszumski
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Added five possible JSON responses to exercise various paths of validation.
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‎JSON responses.txt

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A:
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{
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"description":"7/11 Fake St.",
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"price":3.50,
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"sellsDiesel": true,
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":"07105"
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},
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"historicalPrices":[
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{
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"date":"2013-02-18T15:43:24-05:00",
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"price":4.60
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}
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]
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}
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B:
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{
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"description":"7/11 Fake St.",
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"price":"$3.50",
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"sellsDiesel": "yes",
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":7105
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},
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"historicalPrices":[
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{
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"date":"2013-02-18T15:43:24-05:00",
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"price":"$4.60"
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}
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]
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}
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C:
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{
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"description":"7/11 Fake St.",
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"price":4,
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"sellsDiesel": 1,
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":7105
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},
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"historicalPrices":[
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{
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"date":1361202204,
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"price":4.6
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}
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]
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}
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D:
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{
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"description":"7/11 Fake St.",
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"price":3.5,
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"sellsDiesel": true,
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":"07105"
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},
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"historicalPrices":{
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"date":"2013-02-18T15:43:24-05:00",
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"price":4.60
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}
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}
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E:
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{
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"description":null,
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"price":null,
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"sellsDiesel": null,
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"address":"error looking up address",
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"historicalPrices":"error fetching prices"
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}

‎KVC Validation Pattern/KVC Validation Pattern/CTCViewController.m

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@@ -13,6 +13,7 @@ typedef NS_ENUM(NSUInteger, CTVViewControllerSection) {
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CTVViewControllerSectionHistoricalPrices = 1
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};
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@implementation CTCViewController
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- (void)viewDidLoad {
@@ -110,4 +111,127 @@ - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(N
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return cell;
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}
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#pragma mark - JSON responses
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- (NSString*)jsonStringForResponse:(NSUInteger)responseIndex {
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switch (responseIndex) {
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case 0:
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default:
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/* Response A: happy path
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{
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"description":"7/11 Fake St.",
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"price":3.50,
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"sellsDiesel": true,
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":"07105"
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},
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"historicalPrices":[
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{
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"date":"2013-02-18T15:43:24-05:00",
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"price":4.60
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}
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]
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}
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*/
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return @"{ \"description\":\"7/11 Fake St.\", \"price\":3.50, \"sellsDiesel\": true, \"address\": { \"street\":\"123 Fake Street\", \"city\":\"Newark\", \"state\":\"NJ\", \"zip\":\"07105\" }, \"historicalPrices\":[ { \"date\":\"2013-02-18T15:43:24-05:00\", \"price\":4.60 } ] }";
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case 1:
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/* Response B: price & sellsDiesel are strings, zip is an integer
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{
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"description":"7/11 Fake St.",
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"price":"$3.50",
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"sellsDiesel": "yes",
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":7105
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},
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"historicalPrices":[
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{
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"date":"2013-02-18T15:43:24-05:00",
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"price":"$4.60"
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}
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]
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}
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*/
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return @"{ \"description\":\"7/11 Fake St.\", \"price\":\"$3.50\", \"sellsDiesel\": \"yes\", \"address\": { \"street\":\"123 Fake Street\", \"city\":\"Newark\", \"state\":\"NJ\", \"zip\":7105 }, \"historicalPrices\":[ { \"date\":\"2013-02-18T15:43:24-05:00\", \"price\":\"$4.60\" } ] }";
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case 2:
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/* Response C: price & sellsDiesel are integers, historicalPrices/price is a decimal, date is a UNIX timestamp
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{
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"description":"7/11 Fake St.",
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"price":4,
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"sellsDiesel": 1,
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":7105
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},
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"historicalPrices":[
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{
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"date":1361202204,
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"price":4.6
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}
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]
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}
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*/
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return @"{ \"description\":\"7/11 Fake St.\", \"price\":4, \"sellsDiesel\": 1, \"address\": { \"street\":\"123 Fake Street\", \"city\":\"Newark\", \"state\":\"NJ\", \"zip\":7105 }, \"historicalPrices\":[ { \"date\":1361202204, \"price\":4.6 } ] }";
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case 3:
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/* Response D: historicalPrices is a dictionary instead of an array
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{
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"description":"7/11 Fake St.",
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"price":3.50,
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"sellsDiesel": true,
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"address": {
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"street":"123 Fake Street",
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"city":"Newark",
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"state":"NJ",
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"zip":"07105"
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},
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"historicalPrices":{
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"date":"2013-02-18T15:43:24-05:00",
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"price":4.60
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}
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}
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*/
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return @"{ \"description\":\"7/11 Fake St.\", \"price\":3.50, \"sellsDiesel\": true, \"address\": { \"street\":\"123 Fake Street\", \"city\":\"Newark\", \"state\":\"NJ\", \"zip\":\"07105\" }, \"historicalPrices\":{ \"date\":\"2013-02-18T15:43:24-05:00\", \"price\":4.60 } }";
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case 4:
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/* Response E: description, price and sellsDiesel are null; address and historicalPrices are strings
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{
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"description":null,
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"price":null,
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"sellsDiesel": null,
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"address":"error looking up address",
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"historicalPrices":"error fetching prices"
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}
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*/
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return @"{ \"description\":null, \"price\":null, \"sellsDiesel\": null, \"address\":\"error looking up address\", \"historicalPrices\":\"error fetching prices\" }";
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}
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}
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@end

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