1test(function() { 2 var params = new URLSearchParams(); 3 params.append('a', 'b c'); 4 assert_equals(params + '', 'a=b+c'); 5 params.delete('a'); 6 params.append('a b', 'c'); 7 assert_equals(params + '', 'a+b=c'); 8}, 'Serialize space'); 9 10test(function() { 11 var params = new URLSearchParams(); 12 params.append('a', ''); 13 assert_equals(params + '', 'a='); 14 params.append('a', ''); 15 assert_equals(params + '', 'a=&a='); 16 params.append('', 'b'); 17 assert_equals(params + '', 'a=&a=&=b'); 18 params.append('', ''); 19 assert_equals(params + '', 'a=&a=&=b&='); 20 params.append('', ''); 21 assert_equals(params + '', 'a=&a=&=b&=&='); 22}, 'Serialize empty value'); 23 24test(function() { 25 var params = new URLSearchParams(); 26 params.append('', 'b'); 27 assert_equals(params + '', '=b'); 28 params.append('', 'b'); 29 assert_equals(params + '', '=b&=b'); 30}, 'Serialize empty name'); 31 32test(function() { 33 var params = new URLSearchParams(); 34 params.append('', ''); 35 assert_equals(params + '', '='); 36 params.append('', ''); 37 assert_equals(params + '', '=&='); 38}, 'Serialize empty name and value'); 39 40test(function() { 41 var params = new URLSearchParams(); 42 params.append('a', 'b+c'); 43 assert_equals(params + '', 'a=b%2Bc'); 44 params.delete('a'); 45 params.append('a+b', 'c'); 46 assert_equals(params + '', 'a%2Bb=c'); 47}, 'Serialize +'); 48 49test(function() { 50 var params = new URLSearchParams(); 51 params.append('=', 'a'); 52 assert_equals(params + '', '%3D=a'); 53 params.append('b', '='); 54 assert_equals(params + '', '%3D=a&b=%3D'); 55}, 'Serialize ='); 56 57test(function() { 58 var params = new URLSearchParams(); 59 params.append('&', 'a'); 60 assert_equals(params + '', '%26=a'); 61 params.append('b', '&'); 62 assert_equals(params + '', '%26=a&b=%26'); 63}, 'Serialize &'); 64 65test(function() { 66 var params = new URLSearchParams(); 67 params.append('a', '*-._'); 68 assert_equals(params + '', 'a=*-._'); 69 params.delete('a'); 70 params.append('*-._', 'c'); 71 assert_equals(params + '', '*-._=c'); 72}, 'Serialize *-._'); 73 74test(function() { 75 var params = new URLSearchParams(); 76 params.append('a', 'b%c'); 77 assert_equals(params + '', 'a=b%25c'); 78 params.delete('a'); 79 params.append('a%b', 'c'); 80 assert_equals(params + '', 'a%25b=c'); 81}, 'Serialize %'); 82 83test(function() { 84 var params = new URLSearchParams(); 85 params.append('a', 'b\0c'); 86 assert_equals(params + '', 'a=b%00c'); 87 params.delete('a'); 88 params.append('a\0b', 'c'); 89 assert_equals(params + '', 'a%00b=c'); 90}, 'Serialize \\0'); 91 92test(function() { 93 var params = new URLSearchParams(); 94 params.append('a', 'b\uD83D\uDCA9c'); 95 assert_equals(params + '', 'a=b%F0%9F%92%A9c'); 96 params.delete('a'); 97 params.append('a\uD83D\uDCA9b', 'c'); 98 assert_equals(params + '', 'a%F0%9F%92%A9b=c'); 99}, 'Serialize \uD83D\uDCA9'); // Unicode Character 'PILE OF POO' (U+1F4A9) 100 101test(function() { 102 var params; 103 params = new URLSearchParams('a=b&c=d&&e&&'); 104 assert_equals(params.toString(), 'a=b&c=d&e='); 105 params = new URLSearchParams('a = b &a=b&c=d%20'); 106 assert_equals(params.toString(), 'a+=+b+&a=b&c=d+'); 107 // The lone '=' _does_ survive the roundtrip. 108 params = new URLSearchParams('a=&a=b'); 109 assert_equals(params.toString(), 'a=&a=b'); 110}, 'URLSearchParams.toString'); 111 112test(() => { 113 const url = new URL('http://www.example.com/?a=b,c'); 114 const params = url.searchParams; 115 116 assert_equals(url.toString(), 'http://www.example.com/?a=b,c'); 117 assert_equals(params.toString(), 'a=b%2Cc'); 118 119 params.append('x', 'y'); 120 121 assert_equals(url.toString(), 'http://www.example.com/?a=b%2Cc&x=y'); 122 assert_equals(params.toString(), 'a=b%2Cc&x=y'); 123}, 'URLSearchParams connected to URL'); 124