public function testMapDiffPrevNext() { $cases = $this->getMapDiffPrevNextCases(); foreach ($cases as $case) { list($expected, $old, $new, $message) = $case; $diffEngine = new DifferenceEngine($this->context, $old, $new, 2, true, false); $diffMap = $diffEngine->mapDiffPrevNext($old, $new); $this->assertEquals($expected, $diffMap, $message); } }