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99 bottles of beer on the wall | |
99 bottles of beer | |
Take one down and pass it around | |
98 bottles of beer on the wall | |
98 bottles of beer on the wall | |
98 bottles of beer | |
Take one down and pass it around | |
97 bottles of beer on the wall | |
97 bottles of beer on the wall | |
97 bottles of beer | |
Take one down and pass it around | |
96 bottles of beer on the wall | |
96 bottles of beer on the wall | |
96 bottles of beer | |
Take one down and pass it around | |
95 bottles of beer on the wall | |
95 bottles of beer on the wall | |
95 bottles of beer | |
Take one down and pass it around | |
94 bottles of beer on the wall | |
94 bottles of beer on the wall | |
94 bottles of beer | |
Take one down and pass it around | |
93 bottles of beer on the wall | |
93 bottles of beer on the wall | |
93 bottles of beer | |
Take one down and pass it around | |
92 bottles of beer on the wall | |
92 bottles of beer on the wall | |
92 bottles of beer | |
Take one down and pass it around | |
91 bottles of beer on the wall | |
91 bottles of beer on the wall | |
91 bottles of beer | |
Take one down and pass it around | |
90 bottles of beer on the wall | |
90 bottles of beer on the wall | |
90 bottles of beer | |
Take one down and pass it around | |
89 bottles of beer on the wall | |
89 bottles of beer on the wall | |
89 bottles of beer | |
Take one down and pass it around | |
88 bottles of beer on the wall | |
88 bottles of beer on the wall | |
88 bottles of beer | |
Take one down and pass it around | |
87 bottles of beer on the wall | |
87 bottles of beer on the wall | |
87 bottles of beer | |
Take one down and pass it around | |
86 bottles of beer on the wall | |
86 bottles of beer on the wall | |
86 bottles of beer | |
Take one down and pass it around | |
85 bottles of beer on the wall | |
85 bottles of beer on the wall | |
85 bottles of beer | |
Take one down and pass it around | |
84 bottles of beer on the wall | |
84 bottles of beer on the wall | |
84 bottles of beer | |
Take one down and pass it around | |
83 bottles of beer on the wall | |
83 bottles of beer on the wall | |
83 bottles of beer | |
Take one down and pass it around | |
82 bottles of beer on the wall | |
82 bottles of beer on the wall | |
82 bottles of beer | |
Take one down and pass it around | |
81 bottles of beer on the wall | |
81 bottles of beer on the wall | |
81 bottles of beer | |
Take one down and pass it around | |
80 bottles of beer on the wall | |
80 bottles of beer on the wall | |
80 bottles of beer | |
Take one down and pass it around | |
79 bottles of beer on the wall | |
79 bottles of beer on the wall | |
79 bottles of beer | |
Take one down and pass it around | |
78 bottles of beer on the wall | |
78 bottles of beer on the wall | |
78 bottles of beer | |
Take one down and pass it around | |
77 bottles of beer on the wall | |
77 bottles of beer on the wall | |
77 bottles of beer | |
Take one down and pass it around | |
76 bottles of beer on the wall | |
76 bottles of beer on the wall | |
76 bottles of beer | |
Take one down and pass it around | |
75 bottles of beer on the wall | |
75 bottles of beer on the wall | |
75 bottles of beer | |
Take one down and pass it around | |
74 bottles of beer on the wall | |
74 bottles of beer on the wall | |
74 bottles of beer | |
Take one down and pass it around | |
73 bottles of beer on the wall | |
73 bottles of beer on the wall | |
73 bottles of beer | |
Take one down and pass it around | |
72 bottles of beer on the wall | |
72 bottles of beer on the wall | |
72 bottles of beer | |
Take one down and pass it around | |
71 bottles of beer on the wall | |
71 bottles of beer on the wall | |
71 bottles of beer | |
Take one down and pass it around | |
70 bottles of beer on the wall | |
70 bottles of beer on the wall | |
70 bottles of beer | |
Take one down and pass it around | |
69 bottles of beer on the wall | |
69 bottles of beer on the wall | |
69 bottles of beer | |
Take one down and pass it around | |
68 bottles of beer on the wall | |
68 bottles of beer on the wall | |
68 bottles of beer | |
Take one down and pass it around | |
67 bottles of beer on the wall | |
67 bottles of beer on the wall | |
67 bottles of beer | |
Take one down and pass it around | |
66 bottles of beer on the wall | |
66 bottles of beer on the wall | |
66 bottles of beer | |
Take one down and pass it around | |
65 bottles of beer on the wall | |
65 bottles of beer on the wall | |
65 bottles of beer | |
Take one down and pass it around | |
64 bottles of beer on the wall | |
64 bottles of beer on the wall | |
64 bottles of beer | |
Take one down and pass it around | |
63 bottles of beer on the wall | |
63 bottles of beer on the wall | |
63 bottles of beer | |
Take one down and pass it around | |
62 bottles of beer on the wall | |
62 bottles of beer on the wall | |
62 bottles of beer | |
Take one down and pass it around | |
61 bottles of beer on the wall | |
61 bottles of beer on the wall | |
61 bottles of beer | |
Take one down and pass it around | |
60 bottles of beer on the wall | |
60 bottles of beer on the wall | |
60 bottles of beer | |
Take one down and pass it around | |
59 bottles of beer on the wall | |
59 bottles of beer on the wall | |
59 bottles of beer | |
Take one down and pass it around | |
58 bottles of beer on the wall | |
58 bottles of beer on the wall | |
58 bottles of beer | |
Take one down and pass it around | |
57 bottles of beer on the wall | |
57 bottles of beer on the wall | |
57 bottles of beer | |
Take one down and pass it around | |
56 bottles of beer on the wall | |
56 bottles of beer on the wall | |
56 bottles of beer | |
Take one down and pass it around | |
55 bottles of beer on the wall | |
55 bottles of beer on the wall | |
55 bottles of beer | |
Take one down and pass it around | |
54 bottles of beer on the wall | |
54 bottles of beer on the wall | |
54 bottles of beer | |
Take one down and pass it around | |
53 bottles of beer on the wall | |
53 bottles of beer on the wall | |
53 bottles of beer | |
Take one down and pass it around | |
52 bottles of beer on the wall | |
52 bottles of beer on the wall | |
52 bottles of beer | |
Take one down and pass it around | |
51 bottles of beer on the wall | |
51 bottles of beer on the wall | |
51 bottles of beer | |
Take one down and pass it around | |
50 bottles of beer on the wall | |
50 bottles of beer on the wall | |
50 bottles of beer | |
Take one down and pass it around | |
49 bottles of beer on the wall | |
49 bottles of beer on the wall | |
49 bottles of beer | |
Take one down and pass it around | |
48 bottles of beer on the wall | |
48 bottles of beer on the wall | |
48 bottles of beer | |
Take one down and pass it around | |
47 bottles of beer on the wall | |
47 bottles of beer on the wall | |
47 bottles of beer | |
Take one down and pass it around | |
46 bottles of beer on the wall | |
46 bottles of beer on the wall | |
46 bottles of beer | |
Take one down and pass it around | |
45 bottles of beer on the wall | |
45 bottles of beer on the wall | |
45 bottles of beer | |
Take one down and pass it around | |
44 bottles of beer on the wall | |
44 bottles of beer on the wall | |
44 bottles of beer | |
Take one down and pass it around | |
43 bottles of beer on the wall | |
43 bottles of beer on the wall | |
43 bottles of beer | |
Take one down and pass it around | |
42 bottles of beer on the wall | |
42 bottles of beer on the wall | |
42 bottles of beer | |
Take one down and pass it around | |
41 bottles of beer on the wall | |
41 bottles of beer on the wall | |
41 bottles of beer | |
Take one down and pass it around | |
40 bottles of beer on the wall | |
40 bottles of beer on the wall | |
40 bottles of beer | |
Take one down and pass it around | |
39 bottles of beer on the wall | |
39 bottles of beer on the wall | |
39 bottles of beer | |
Take one down and pass it around | |
38 bottles of beer on the wall | |
38 bottles of beer on the wall | |
38 bottles of beer | |
Take one down and pass it around | |
37 bottles of beer on the wall | |
37 bottles of beer on the wall | |
37 bottles of beer | |
Take one down and pass it around | |
36 bottles of beer on the wall | |
36 bottles of beer on the wall | |
36 bottles of beer | |
Take one down and pass it around | |
35 bottles of beer on the wall | |
35 bottles of beer on the wall | |
35 bottles of beer | |
Take one down and pass it around | |
34 bottles of beer on the wall | |
34 bottles of beer on the wall | |
34 bottles of beer | |
Take one down and pass it around | |
33 bottles of beer on the wall | |
33 bottles of beer on the wall | |
33 bottles of beer | |
Take one down and pass it around | |
32 bottles of beer on the wall | |
32 bottles of beer on the wall | |
32 bottles of beer | |
Take one down and pass it around | |
31 bottles of beer on the wall | |
31 bottles of beer on the wall | |
31 bottles of beer | |
Take one down and pass it around | |
30 bottles of beer on the wall | |
30 bottles of beer on the wall | |
30 bottles of beer | |
Take one down and pass it around | |
29 bottles of beer on the wall | |
29 bottles of beer on the wall | |
29 bottles of beer | |
Take one down and pass it around | |
28 bottles of beer on the wall | |
28 bottles of beer on the wall | |
28 bottles of beer | |
Take one down and pass it around | |
27 bottles of beer on the wall | |
27 bottles of beer on the wall | |
27 bottles of beer | |
Take one down and pass it around | |
26 bottles of beer on the wall | |
26 bottles of beer on the wall | |
26 bottles of beer | |
Take one down and pass it around | |
25 bottles of beer on the wall | |
25 bottles of beer on the wall | |
25 bottles of beer | |
Take one down and pass it around | |
24 bottles of beer on the wall | |
24 bottles of beer on the wall | |
24 bottles of beer | |
Take one down and pass it around | |
23 bottles of beer on the wall | |
23 bottles of beer on the wall | |
23 bottles of beer | |
Take one down and pass it around | |
22 bottles of beer on the wall | |
22 bottles of beer on the wall | |
22 bottles of beer | |
Take one down and pass it around | |
21 bottles of beer on the wall | |
21 bottles of beer on the wall | |
21 bottles of beer | |
Take one down and pass it around | |
20 bottles of beer on the wall | |
20 bottles of beer on the wall | |
20 bottles of beer | |
Take one down and pass it around | |
19 bottles of beer on the wall | |
19 bottles of beer on the wall | |
19 bottles of beer | |
Take one down and pass it around | |
18 bottles of beer on the wall | |
18 bottles of beer on the wall | |
18 bottles of beer | |
Take one down and pass it around | |
17 bottles of beer on the wall | |
17 bottles of beer on the wall | |
17 bottles of beer | |
Take one down and pass it around | |
16 bottles of beer on the wall | |
16 bottles of beer on the wall | |
16 bottles of beer | |
Take one down and pass it around | |
15 bottles of beer on the wall | |
15 bottles of beer on the wall | |
15 bottles of beer | |
Take one down and pass it around | |
14 bottles of beer on the wall | |
14 bottles of beer on the wall | |
14 bottles of beer | |
Take one down and pass it around | |
13 bottles of beer on the wall | |
13 bottles of beer on the wall | |
13 bottles of beer | |
Take one down and pass it around | |
12 bottles of beer on the wall | |
12 bottles of beer on the wall | |
12 bottles of beer | |
Take one down and pass it around | |
11 bottles of beer on the wall | |
11 bottles of beer on the wall | |
11 bottles of beer | |
Take one down and pass it around | |
10 bottles of beer on the wall | |
10 bottles of beer on the wall | |
10 bottles of beer | |
Take one down and pass it around | |
9 bottles of beer on the wall | |
9 bottles of beer on the wall | |
9 bottles of beer | |
Take one down and pass it around | |
8 bottles of beer on the wall | |
8 bottles of beer on the wall | |
8 bottles of beer | |
Take one down and pass it around | |
7 bottles of beer on the wall | |
7 bottles of beer on the wall | |
7 bottles of beer | |
Take one down and pass it around | |
6 bottles of beer on the wall | |
6 bottles of beer on the wall | |
6 bottles of beer | |
Take one down and pass it around | |
5 bottles of beer on the wall | |
5 bottles of beer on the wall | |
5 bottles of beer | |
Take one down and pass it around | |
4 bottles of beer on the wall | |
4 bottles of beer on the wall | |
4 bottles of beer | |
Take one down and pass it around | |
3 bottles of beer on the wall | |
3 bottles of beer on the wall | |
3 bottles of beer | |
Take one down and pass it around | |
2 bottles of beer on the wall | |
2 bottles of beer on the wall | |
2 bottles of beer | |
Take one down and pass it around | |
1 bottle of beer on the wall | |
1 bottle of beer on the wall | |
1 bottle of beer | |
Take one down and pass it around | |
No more bottles of beer on the wall | |
No more bottles of beer on the wall | |
No more bottles of beer | |
Go to the store and buy some more | |
99 bottles of beer on the wall |
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<?php | |
namespace App; | |
class Song | |
{ | |
public function sing() | |
{ | |
return $this->verses(99, 0); | |
} | |
public function verses($start, $end) | |
{ | |
return implode("\n", array_map( | |
fn($number) => $this->verse($number), | |
range($start, $end) | |
)); | |
} | |
public function verse($number) | |
{ | |
switch ($number) { | |
case 2: | |
return | |
"2 bottles of beer on the wall\n" . | |
"2 bottles of beer\n" . | |
"Take one down and pass it around\n" . | |
"1 bottle of beer on the wall\n"; | |
case 1: | |
return | |
"1 bottle of beer on the wall\n" . | |
"1 bottle of beer\n" . | |
"Take one down and pass it around\n" . | |
"No more bottles of beer on the wall\n"; | |
case 0: | |
return | |
"No more bottles of beer on the wall\n" . | |
"No more bottles of beer\n" . | |
"Go to the store and buy some more\n" . | |
"99 bottles of beer on the wall\n"; | |
default: | |
return | |
"$number bottles of beer on the wall\n" . | |
"$number bottles of beer\n" . | |
"Take one down and pass it around\n" . | |
($number - 1) . " bottles of beer on the wall\n"; | |
} | |
} | |
} |
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<?php | |
use App\Song; | |
use PHPUnit\Framework\TestCase; | |
class SongTest extends TestCase | |
{ | |
/** @test */ | |
function ninety_nine_bottles_verse() | |
{ | |
$expected = <<<EOT | |
99 bottles of beer on the wall | |
99 bottles of beer | |
Take one down and pass it around | |
98 bottles of beer on the wall | |
EOT; | |
$result = (new Song)->verse(99); | |
$this->assertEquals($expected, $result); | |
} | |
/** @test */ | |
function ninety_eight_bottles_verse() | |
{ | |
$expected = <<<EOT | |
98 bottles of beer on the wall | |
98 bottles of beer | |
Take one down and pass it around | |
97 bottles of beer on the wall | |
EOT; | |
$result = (new Song)->verse(98); | |
$this->assertEquals($expected, $result); | |
} | |
/** @test */ | |
function two_bottles_verse() | |
{ | |
$expected = <<<EOT | |
2 bottles of beer on the wall | |
2 bottles of beer | |
Take one down and pass it around | |
1 bottle of beer on the wall | |
EOT; | |
$result = (new Song)->verse(2); | |
$this->assertEquals($expected, $result); | |
} | |
/** @test */ | |
function one_bottle_verse() | |
{ | |
$expected = <<<EOT | |
1 bottle of beer on the wall | |
1 bottle of beer | |
Take one down and pass it around | |
No more bottles of beer on the wall | |
EOT; | |
$result = (new Song)->verse(1); | |
$this->assertEquals($expected, $result); | |
} | |
/** @test */ | |
function no_more_bottles_verse() | |
{ | |
$expected = <<<EOT | |
No more bottles of beer on the wall | |
No more bottles of beer | |
Go to the store and buy some more | |
99 bottles of beer on the wall | |
EOT; | |
$result = (new Song)->verse(0); | |
$this->assertEquals($expected, $result); | |
} | |
/** @test */ | |
function it_gets_the_lyrics() | |
{ | |
$expected = file_get_contents(__DIR__.'/stubs/lyrics.stub'); | |
$result = (new Song)->sing(); | |
$this->assertEquals($expected, $result); | |
} | |
} |
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