public function testEmptyArrayReturnsFalse() { $test = array(); $this->assertFalse(ArrayUtils::hasStringKeys($test, false)); $this->assertFalse(ArrayUtils::hasIntegerKeys($test, false)); $this->assertFalse(ArrayUtils::hasNumericKeys($test, false)); $this->assertFalse(ArrayUtils::isList($test, false)); $this->assertFalse(ArrayUtils::isHashTable($test, false)); }