public function testIsNumericArrayCheck() { $data = array('one'); $this->assertTrue(Set::isNumeric(array_keys($data))); $data = array(1 => 'one'); $this->assertFalse(Set::isNumeric($data)); $data = array('one'); $this->assertFalse(Set::isNumeric($data)); $data = array('one' => 'two'); $this->assertFalse(Set::isNumeric($data)); $data = array('one' => 1); $this->assertTrue(Set::isNumeric($data)); $data = array(0); $this->assertTrue(Set::isNumeric($data)); $data = array('one', 'two', 'three', 'four', 'five'); $this->assertTrue(Set::isNumeric(array_keys($data))); $data = array(1 => 'one', 2 => 'two', 3 => 'three', 4 => 'four', 5 => 'five'); $this->assertTrue(Set::isNumeric(array_keys($data))); $data = array('1' => 'one', 2 => 'two', 3 => 'three', 4 => 'four', 5 => 'five'); $this->assertTrue(Set::isNumeric(array_keys($data))); $data = array('one', 2 => 'two', 3 => 'three', 4 => 'four', 'a' => 'five'); $this->assertFalse(Set::isNumeric(array_keys($data))); $data = array(); $this->assertNull(Set::isNumeric($data)); }