GraphQL\Tests\Validator\OverlappingFieldsCanBeMergedTest::testEncountersConflictInFragments PHP Method

    public function testEncountersConflictInFragments()
    {
        $this->expectFailsRule(new OverlappingFieldsCanBeMerged(), '
      {
        ...A
        ...B
      }
      fragment A on Type {
        x: a
      }
      fragment B on Type {
        x: b
      }
        ', [FormattedError::create(OverlappingFieldsCanBeMerged::fieldsConflictMessage('x', 'a and b are different fields'), [new SourceLocation(7, 9), new SourceLocation(10, 9)])]);
    }