summaryrefslogtreecommitdiffstats
path: root/tests/codeigniter/database/query_builder/select_test.php
blob: dbf432a7cc98afebca397950a10b48437ff51d2d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
<?php

class Select_test extends CI_TestCase {

	/**
	 * @var object Database/Query Builder holder
	 */
	protected $db;

	public function set_up()
	{
		$this->db = Mock_Database_Schema_Skeleton::init(DB_DRIVER);

		Mock_Database_Schema_Skeleton::create_tables();
		Mock_Database_Schema_Skeleton::create_data();
	}

	// ------------------------------------------------------------------------

	/**
	 * @see ./mocks/schema/skeleton.php
	 */
	public function test_select_only_one_collumn()
	{
		$jobs_name = $this->db->select('name')
		                      ->get('job')
		                      ->result_array();
		
		// Check rows item
		$this->assertArrayHasKey('name',$jobs_name[0]);
		$this->assertFalse(array_key_exists('id', $jobs_name[0]));
		$this->assertFalse(array_key_exists('description', $jobs_name[0]));
	}

	// ------------------------------------------------------------------------

	/**
	 * @see ./mocks/schema/skeleton.php
	 */
	public function test_select_min()
	{
		$job_min = $this->db->select_min('id')
		                    ->get('job')
		                    ->result_array();
		
		// Minimum id was 1
		$this->assertEquals('1', $job_min[0]['id']);
	}

	// ------------------------------------------------------------------------

	/**
	 * @see ./mocks/schema/skeleton.php
	 */
	public function test_select_max()
	{
		$job_max = $this->db->select_max('id')
		                    ->get('job')
		                    ->result_array();
		
		// Maximum id was 4
		$this->assertEquals('4', $job_max[0]['id']);
	}

	// ------------------------------------------------------------------------

	/**
	 * @see ./mocks/schema/skeleton.php
	 */
	public function test_select_avg()
	{
		$job_avg = $this->db->select_avg('id')
		                    ->get('job')
		                    ->result_array();
		
		// Average should be 2.5
		$this->assertEquals('2.5', $job_avg[0]['id']);
	}

	// ------------------------------------------------------------------------

	/**
	 * @see ./mocks/schema/skeleton.php
	 */
	public function test_select_sum()
	{
		$job_sum = $this->db->select_sum('id')
		                    ->get('job')
		                    ->result_array();
		
		// Sum of ids should be 10
		$this->assertEquals('10', $job_sum[0]['id']);
	}
	
}