-
-
Notifications
You must be signed in to change notification settings - Fork 24
/
test.js
executable file
·167 lines (129 loc) · 8.91 KB
/
test.js
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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
import test from 'ava';
import chalk from 'chalk';
import hasAnsi from 'has-ansi';
import stripAnsi from 'strip-ansi';
import wrapAnsi from './index.js';
chalk.level = 1;
// When "hard" is false
const fixture = 'The quick brown ' + chalk.red('fox jumped over ') + 'the lazy ' + chalk.green('dog and then ran away with the unicorn.');
const fixture2 = '12345678\n901234567890';
const fixture3 = '12345678\n901234567890 12345';
const fixture4 = '12345678\n';
const fixture5 = '12345678\n ';
test('wraps string at 20 characters', t => {
const result = wrapAnsi(fixture, 20);
t.is(result, 'The quick brown \u001B[31mfox\u001B[39m\n\u001B[31mjumped over \u001B[39mthe lazy\n\u001B[32mdog and then ran\u001B[39m\n\u001B[32maway with the\u001B[39m\n\u001B[32municorn.\u001B[39m');
t.true(stripAnsi(result).split('\n').every(line => line.length <= 20));
});
test('wraps string at 30 characters', t => {
const result = wrapAnsi(fixture, 30);
t.is(result, 'The quick brown \u001B[31mfox jumped\u001B[39m\n\u001B[31mover \u001B[39mthe lazy \u001B[32mdog and then ran\u001B[39m\n\u001B[32maway with the unicorn.\u001B[39m');
t.true(stripAnsi(result).split('\n').every(line => line.length <= 30));
});
test('does not break strings longer than "cols" characters', t => {
const result = wrapAnsi(fixture, 5, {hard: false});
t.is(result, 'The\nquick\nbrown\n\u001B[31mfox\u001B[39m\n\u001B[31mjumped\u001B[39m\n\u001B[31mover\u001B[39m\n\u001B[31m\u001B[39mthe\nlazy\n\u001B[32mdog\u001B[39m\n\u001B[32mand\u001B[39m\n\u001B[32mthen\u001B[39m\n\u001B[32mran\u001B[39m\n\u001B[32maway\u001B[39m\n\u001B[32mwith\u001B[39m\n\u001B[32mthe\u001B[39m\n\u001B[32municorn.\u001B[39m');
t.true(stripAnsi(result).split('\n').some(line => line.length > 5));
});
test('handles colored string that wraps on to multiple lines', t => {
const result = wrapAnsi(chalk.green('hello world') + ' hey!', 5, {hard: false});
const lines = result.split('\n');
t.true(hasAnsi(lines[0]));
t.true(hasAnsi(lines[1]));
t.false(hasAnsi(lines[2]));
});
test('does not prepend newline if first string is greater than "cols"', t => {
const result = wrapAnsi(chalk.green('hello') + '-world', 5, {hard: false});
t.is(result.split('\n').length, 1);
});
// When "hard" is true
test('breaks strings longer than "cols" characters', t => {
const result = wrapAnsi(fixture, 5, {hard: true});
t.is(result, 'The\nquick\nbrown\n\u001B[31mfox j\u001B[39m\n\u001B[31mumped\u001B[39m\n\u001B[31mover\u001B[39m\n\u001B[31m\u001B[39mthe\nlazy\n\u001B[32mdog\u001B[39m\n\u001B[32mand\u001B[39m\n\u001B[32mthen\u001B[39m\n\u001B[32mran\u001B[39m\n\u001B[32maway\u001B[39m\n\u001B[32mwith\u001B[39m\n\u001B[32mthe\u001B[39m\n\u001B[32munico\u001B[39m\n\u001B[32mrn.\u001B[39m');
t.true(stripAnsi(result).split('\n').every(line => line.length <= 5));
});
test('removes last row if it contained only ansi escape codes', t => {
const result = wrapAnsi(chalk.green('helloworld'), 2, {hard: true});
t.true(stripAnsi(result).split('\n').every(x => x.length === 2));
});
test('does not prepend newline if first word is split', t => {
const result = wrapAnsi(chalk.green('hello') + 'world', 5, {hard: true});
t.is(result.split('\n').length, 2);
});
test('takes into account line returns inside input', t => {
t.is(wrapAnsi(fixture2, 10, {hard: true}), '12345678\n9012345678\n90');
});
test('word wrapping', t => {
t.is(wrapAnsi(fixture3, 15), '12345678\n901234567890\n12345');
});
test('no word-wrapping', t => {
const result = wrapAnsi(fixture3, 15, {wordWrap: false});
t.is(result, '12345678\n901234567890 12\n345');
const result2 = wrapAnsi(fixture3, 5, {wordWrap: false});
t.is(result2, '12345\n678\n90123\n45678\n90 12\n345');
const rsult3 = wrapAnsi(fixture5, 5, {wordWrap: false});
t.is(rsult3, '12345\n678\n');
const result4 = wrapAnsi(fixture, 5, {wordWrap: false});
t.is(result4, 'The q\nuick\nbrown\n\u001B[31mfox j\u001B[39m\n\u001B[31mumped\u001B[39m\n\u001B[31mover\u001B[39m\n\u001B[31m\u001B[39mthe l\nazy \u001B[32md\u001B[39m\n\u001B[32mog an\u001B[39m\n\u001B[32md the\u001B[39m\n\u001B[32mn ran\u001B[39m\n\u001B[32maway\u001B[39m\n\u001B[32mwith\u001B[39m\n\u001B[32mthe u\u001B[39m\n\u001B[32mnicor\u001B[39m\n\u001B[32mn.\u001B[39m');
});
test('no word-wrapping and no trimming', t => {
const result = wrapAnsi(fixture3, 13, {wordWrap: false, trim: false});
t.is(result, '12345678\n901234567890 \n12345');
const result2 = wrapAnsi(fixture4, 5, {wordWrap: false, trim: false});
t.is(result2, '12345\n678\n');
const result3 = wrapAnsi(fixture5, 5, {wordWrap: false, trim: false});
t.is(result3, '12345\n678\n ');
const result4 = wrapAnsi(fixture, 5, {wordWrap: false, trim: false});
t.is(result4, 'The q\nuick \nbrown\n \u001B[31mfox \u001B[39m\n[31mjumpe[39m\n[31md ove[39m\n[31mr \u001B[39mthe\n lazy\n \u001B[32mdog \u001B[39m\n[32mand t[39m\n[32mhen r[39m\n[32man aw[39m\n[32may wi[39m\n[32mth th[39m\n[32me uni[39m\n[32mcorn.\u001B[39m');
});
test('supports fullwidth characters', t => {
t.is(wrapAnsi('안녕하세', 4, {hard: true}), '안녕\n하세');
});
test('supports unicode surrogate pairs', t => {
t.is(wrapAnsi('a\uD83C\uDE00bc', 2, {hard: true}), 'a\n\uD83C\uDE00\nbc');
t.is(wrapAnsi('a\uD83C\uDE00bc\uD83C\uDE00d\uD83C\uDE00', 2, {hard: true}), 'a\n\uD83C\uDE00\nbc\n\uD83C\uDE00\nd\n\uD83C\uDE00');
});
test('#23, properly wraps whitespace with no trimming', t => {
t.is(wrapAnsi(' ', 2, {trim: false}), ' \n ');
t.is(wrapAnsi(' ', 2, {trim: false, hard: true}), ' \n ');
});
test('#24, trims leading and trailing whitespace only on actual wrapped lines and only with trimming', t => {
t.is(wrapAnsi(' foo bar ', 3), 'foo\nbar');
t.is(wrapAnsi(' foo bar ', 6), 'foo\nbar');
t.is(wrapAnsi(' foo bar ', 42), 'foo bar');
t.is(wrapAnsi(' foo bar ', 42, {trim: false}), ' foo bar ');
});
test('#24, trims leading and trailing whitespace inside a color block only on actual wrapped lines and only with trimming', t => {
t.is(wrapAnsi(chalk.blue(' foo bar '), 6), chalk.blue('foo\nbar'));
t.is(wrapAnsi(chalk.blue(' foo bar '), 42), chalk.blue('foo bar'));
t.is(wrapAnsi(chalk.blue(' foo bar '), 42, {trim: false}), chalk.blue(' foo bar '));
});
test('#25, properly wraps whitespace between words with no trimming', t => {
t.is(wrapAnsi('foo bar', 3), 'foo\nbar');
t.is(wrapAnsi('foo bar', 3, {hard: true}), 'foo\nbar');
t.is(wrapAnsi('foo bar', 3, {trim: false}), 'foo\n \nbar');
t.is(wrapAnsi('foo bar', 3, {trim: false, hard: true}), 'foo\n \nbar');
});
test('#26, does not multiplicate leading spaces with no trimming', t => {
t.is(wrapAnsi(' a ', 10, {trim: false}), ' a ');
t.is(wrapAnsi(' a ', 10, {trim: false}), ' a ');
});
test('#27, does not remove spaces in line with ansi escapes when no trimming', t => {
t.is(wrapAnsi(chalk.bgGreen(` ${chalk.black('OK')} `), 100, {trim: false}), chalk.bgGreen(` ${chalk.black('OK')} `));
t.is(wrapAnsi(chalk.bgGreen(` ${chalk.black('OK')} `), 100, {trim: false}), chalk.bgGreen(` ${chalk.black('OK')} `));
t.is(wrapAnsi(chalk.bgGreen(' hello '), 10, {hard: true, trim: false}), chalk.bgGreen(' hello '));
});
test('#35, wraps hyperlinks, preserving clickability in supporting terminals', t => {
const result1 = wrapAnsi('Check out \u001B]8;;https://www.example.com\u0007my website\u001B]8;;\u0007, it is \u001B]8;;https://www.example.com\u0007supercalifragilisticexpialidocious\u001B]8;;\u0007.', 16, {hard: true});
t.is(result1, 'Check out \u001B]8;;https://www.example.com\u0007my\u001B]8;;\u0007\n\u001B]8;;https://www.example.com\u0007website\u001B]8;;\u0007, it is\n\u001B]8;;https://www.example.com\u0007supercalifragili\u001B]8;;\u0007\n\u001B]8;;https://www.example.com\u0007sticexpialidocio\u001B]8;;\u0007\n\u001B]8;;https://www.example.com\u0007us\u001B]8;;\u0007.');
const result2 = wrapAnsi(`Check out \u001B]8;;https://www.example.com\u0007my \uD83C\uDE00 ${chalk.bgGreen('website')}\u001B]8;;\u0007, it ${chalk.bgRed('is \u001B]8;;https://www.example.com\u0007super\uD83C\uDE00califragilisticexpialidocious\u001B]8;;\u0007')}.`, 16, {hard: true});
t.is(result2, 'Check out \u001B]8;;https://www.example.com\u0007my 🈀\u001B]8;;\u0007\n\u001B]8;;https://www.example.com\u0007\u001B[42mwebsite\u001B[49m\u001B]8;;\u0007, it \u001B[41mis\u001B[49m\n\u001B[41m\u001B]8;;https://www.example.com\u0007super🈀califragi\u001B]8;;\u0007\u001B[49m\n\u001B[41m\u001B]8;;https://www.example.com\u0007listicexpialidoc\u001B]8;;\u0007\u001B[49m\n\u001B[41m\u001B]8;;https://www.example.com\u0007ious\u001B]8;;\u0007\u001B[49m.');
});
test('covers non-SGR/non-hyperlink ansi escapes', t => {
t.is(wrapAnsi('Hello, \u001B[1D World!', 8), 'Hello,\u001B[1D\nWorld!');
t.is(wrapAnsi('Hello, \u001B[1D World!', 8, {trim: false}), 'Hello, \u001B[1D \nWorld!');
});
test('#39, normalizes newlines', t => {
t.is(wrapAnsi('foobar\r\nfoobar\r\nfoobar\nfoobar', 3, {hard: true}), 'foo\nbar\nfoo\nbar\nfoo\nbar\nfoo\nbar');
t.is(wrapAnsi('foo bar\r\nfoo bar\r\nfoo bar\nfoo bar', 3), 'foo\nbar\nfoo\nbar\nfoo\nbar\nfoo\nbar');
});