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Fix execute_xpath() to return an NSError when expression can't be evaluated; Remove previous attributes when setting attributes; Add related tests

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Doug Simons 2024-05-14 15:25:07 -06:00 • committed by GitHub
parent 3f994d3ee1
commit 50f447f5b8
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5 changed files with 81 additions and 3 deletions
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35
Tests/base/NSXMLNode/xpath.m Normal file
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#import "ObjectTesting.h"
#import <Foundation/NSAutoreleasePool.h>
#import <Foundation/NSXMLElement.h>
#import <Foundation/NSXMLDocument.h>
#import <Foundation/NSXMLNode.h>
#import <Foundation/NSError.h>
int main()
{
NSAutoreleasePool *arp = [NSAutoreleasePool new];
NSString *sourceXML = @"<parent>"
"<chyld>buzz</chyld>"
"<otherchyld>woody</otherchyld>"
"<zorgtree>gollyfoo</zorgtree>"
"<ln:loner xmlns:ln=\"http://loner.ns\">POW</ln:loner>"
"</parent>";
NSXMLDocument *doc = [[[NSXMLDocument alloc] initWithXMLString:sourceXML options:0 error:NULL] autorelease];
PASS(doc != nil, "created a document from an XML string");
NSError *anError = nil;
NSXMLNode *node = [[doc nodesForXPath:@"//chyld" error:&anError] lastObject];
PASS(node != nil, "access chyld node");
PASS(anError == nil, "no error accessing chyld node");
PASS_EQUAL([node stringValue], @"buzz", "retrieve chyld node");
node = [[doc nodesForXPath:@"//ln:loner" error:&anError] lastObject];
PASS(node == nil, "can't access ln:loner node if namespace not defined at top");
PASS(anError != nil, "should get error when fail to access node");
[arp release];
arp = nil;
return 0;
}