libs-base/Tests/base/NSData/errors.m

#import "Testing.h"
#import "ObjectTesting.h"
#import <Foundation/Foundation.h>

int main()
{
  START_SET("NSData file/url loading")

  NSError	*error;
  NSString	*path;
  NSData	*data;

  // Try loading from a nonexistent path to trigger error
  path = @"/tmp/nonexistent_file.txt";
  data = [NSData dataWithContentsOfFile: path options: 0 error: &error];
  PASS(data == nil && error != nil,
    "+dataWithContentsOfFile:options:error: sets error on failure")

  data = [NSData dataWithContentsOfURL: [NSURL fileURLWithPath: path]
						       options: 0
							 error: &error];
  PASS(data == nil && error != nil,
    "+dataWithContentsOfURL:options:error: sets error on failure")

  // Try loading with bad path
  data = [NSData dataWithContentsOfFile: nil options: 0 error: &error];
  PASS(data == nil && error != nil,
    "+dataWithContentsOfURL:options:error: sets error when path is invalid")

  END_SET("NSData file/url loading")

  return 0;
}