<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div><br class=""></div><div><blockquote type="cite" class=""><div class=""><span style="font-family: TimesNewRomanPSMT; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">4. We’re<span class="Apple-converted-space"> </span></span><i class="" style="font-family: TimesNewRomanPSMT; font-size: 14px; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;">not</i><span style="font-family: TimesNewRomanPSMT; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""> going to add the ability for<span class="Apple-converted-space"> </span></span><font face="Menlo" class="" style="font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span class="" style="font-size: 11px;">XCTAssertThrowsError</span></font><span style="font-family: TimesNewRomanPSMT; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""><span class="Apple-converted-space"> </span>to check that a specific error was thrown. This could definitely be useful but would require the function to take an<span class="Apple-converted-space"> </span></span><font face="Menlo" class="" style="font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span class="" style="font-size: 11px;">ErrorType</span></font><span style="font-family: TimesNewRomanPSMT; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""><span class="Apple-converted-space"> </span>instance that also conforms to<span class="Apple-converted-space"> </span></span><font face="Menlo" class="" style="font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span class="" style="font-size: 11px;">Equatable</span></font><span style="font-family: TimesNewRomanPSMT; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">. We need to think about that some more before making such a change. Fortunately this sort of addition will be straightforward to put in via an overload or default argument, so if we choose to do it later, it shouldn’t break any code that starts to adopt<span class="Apple-converted-space"> </span></span><font face="Menlo" class="" style="font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span class="" style="font-size: 11px;">XCTAssertThrowsError</span></font><span style="font-family: TimesNewRomanPSMT; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">.</span></div></blockquote></div><br class=""><div class="">Wouldn't it be possible to have <span style="font-size: 11px; font-family: Menlo;" class="">XCTAssertThrowsError</span> return the thrown error, so that the dev can do it's own test (validating an error code for exemple) ?</div><div class="">This would be fairly easy to implement (see the code I proposed on the 11th), and very flexible (it allows any dev to validate whatever he wants in its custom error type).</div><div class=""><br class=""></div><div class="">Jérôme</div></body></html>