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9227aed9 DI |
1 | import { assert } from 'chai'; |
2 | import { InputHandler } from './InputHandler'; | |
b965d0a0 | 3 | import { wcwidth } from './InputHandler'; |
9227aed9 DI |
4 | |
5 | describe('InputHandler', () => { | |
6 | describe('setCursorStyle', () => { | |
7 | it('should call Terminal.setOption with correct params', () => { | |
8 | let options = {}; | |
9 | let terminal = { | |
10 | setOption: (option, value) => options[option] = value | |
11 | }; | |
12 | let inputHandler = new InputHandler(terminal); | |
13 | ||
14 | inputHandler.setCursorStyle([0]); | |
15 | assert.equal(options['cursorStyle'], 'block'); | |
16 | assert.equal(options['cursorBlink'], true); | |
17 | ||
18 | options = {}; | |
19 | inputHandler.setCursorStyle([1]); | |
20 | assert.equal(options['cursorStyle'], 'block'); | |
21 | assert.equal(options['cursorBlink'], true); | |
22 | ||
23 | options = {}; | |
24 | inputHandler.setCursorStyle([2]); | |
25 | assert.equal(options['cursorStyle'], 'block'); | |
26 | assert.equal(options['cursorBlink'], false); | |
27 | ||
28 | options = {}; | |
29 | inputHandler.setCursorStyle([3]); | |
30 | assert.equal(options['cursorStyle'], 'underline'); | |
31 | assert.equal(options['cursorBlink'], true); | |
32 | ||
33 | options = {}; | |
34 | inputHandler.setCursorStyle([4]); | |
35 | assert.equal(options['cursorStyle'], 'underline'); | |
36 | assert.equal(options['cursorBlink'], false); | |
37 | ||
38 | options = {}; | |
39 | inputHandler.setCursorStyle([5]); | |
40 | assert.equal(options['cursorStyle'], 'bar'); | |
41 | assert.equal(options['cursorBlink'], true); | |
42 | ||
43 | options = {}; | |
44 | inputHandler.setCursorStyle([6]); | |
45 | assert.equal(options['cursorStyle'], 'bar'); | |
46 | assert.equal(options['cursorBlink'], false); | |
47 | ||
48 | }); | |
49 | }); | |
50 | }); | |
b965d0a0 JB |
51 | |
52 | const old_wcwidth = (function(opts) { | |
53 | // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c | |
54 | // combining characters | |
55 | const COMBINING = [ | |
56 | [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489], | |
57 | [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2], | |
58 | [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603], | |
59 | [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670], | |
60 | [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED], | |
61 | [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A], | |
62 | [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902], | |
63 | [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D], | |
64 | [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981], | |
65 | [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD], | |
66 | [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C], | |
67 | [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D], | |
68 | [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC], | |
69 | [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD], | |
70 | [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C], | |
71 | [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D], | |
72 | [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0], | |
73 | [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48], | |
74 | [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC], | |
75 | [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD], | |
76 | [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D], | |
77 | [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6], | |
78 | [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E], | |
79 | [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC], | |
80 | [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35], | |
81 | [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E], | |
82 | [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97], | |
83 | [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030], | |
84 | [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039], | |
85 | [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F], | |
86 | [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753], | |
87 | [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD], | |
88 | [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD], | |
89 | [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922], | |
90 | [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B], | |
91 | [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34], | |
92 | [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42], | |
93 | [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF], | |
94 | [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063], | |
95 | [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F], | |
96 | [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B], | |
97 | [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F], | |
98 | [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB], | |
99 | [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F], | |
100 | [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169], | |
101 | [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD], | |
102 | [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F], | |
103 | [0xE0100, 0xE01EF] | |
104 | ]; | |
105 | // binary search | |
106 | function bisearch(ucs) { | |
107 | let min = 0; | |
108 | let max = COMBINING.length - 1; | |
109 | let mid; | |
110 | if (ucs < COMBINING[0][0] || ucs > COMBINING[max][1]) | |
111 | return false; | |
112 | while (max >= min) { | |
113 | mid = Math.floor((min + max) / 2); | |
114 | if (ucs > COMBINING[mid][1]) | |
115 | min = mid + 1; | |
116 | else if (ucs < COMBINING[mid][0]) | |
117 | max = mid - 1; | |
118 | else | |
119 | return true; | |
120 | } | |
121 | return false; | |
122 | } | |
123 | function wcwidth(ucs) { | |
124 | // test for 8-bit control characters | |
125 | if (ucs === 0) | |
126 | return opts.nul; | |
127 | if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) | |
128 | return opts.control; | |
129 | // binary search in table of non-spacing characters | |
130 | if (bisearch(ucs)) | |
131 | return 0; | |
132 | // if we arrive here, ucs is not a combining or C0/C1 control character | |
133 | if (isWide(ucs)) { | |
134 | return 2; | |
135 | } | |
136 | return 1; | |
137 | } | |
138 | function isWide(ucs) { | |
139 | return ( | |
140 | ucs >= 0x1100 && ( | |
141 | ucs <= 0x115f || // Hangul Jamo init. consonants | |
142 | ucs === 0x2329 || | |
143 | ucs === 0x232a || | |
144 | (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs !== 0x303f) || // CJK..Yi | |
145 | (ucs >= 0xac00 && ucs <= 0xd7a3) || // Hangul Syllables | |
146 | (ucs >= 0xf900 && ucs <= 0xfaff) || // CJK Compat Ideographs | |
147 | (ucs >= 0xfe10 && ucs <= 0xfe19) || // Vertical forms | |
148 | (ucs >= 0xfe30 && ucs <= 0xfe6f) || // CJK Compat Forms | |
149 | (ucs >= 0xff00 && ucs <= 0xff60) || // Fullwidth Forms | |
150 | (ucs >= 0xffe0 && ucs <= 0xffe6) || | |
151 | (ucs >= 0x20000 && ucs <= 0x2fffd) || | |
152 | (ucs >= 0x30000 && ucs <= 0x3fffd))); | |
153 | } | |
154 | return wcwidth; | |
155 | })({nul: 0, control: 0}); // configurable options | |
156 | ||
157 | describe('wcwidth', () => { | |
158 | it('same as old implementation for BMP and individual higher', () => { | |
dd0fcb63 | 159 | for (let i = 0; i < 65536; ++i) |
b965d0a0 JB |
160 | assert.equal(wcwidth(i), old_wcwidth(i)); |
161 | // test some individual higher to fullfill branching | |
162 | assert.equal(wcwidth(0x10A01), old_wcwidth(0x10A01)); | |
163 | assert.equal(wcwidth(0x30000), old_wcwidth(0x30000)); | |
164 | assert.equal(wcwidth(0x3fffe), old_wcwidth(0x3fffe)); | |
165 | }); | |
6733c6ce | 166 | it('new is at least 5 times faster', () => { |
b965d0a0 JB |
167 | let start_new = new Date().getTime(); |
168 | let x = 0; | |
dd0fcb63 | 169 | for (let runs = 0; runs < 1; ++runs) |
17222480 | 170 | for (let i = 0; i < 65536; ++i) |
b965d0a0 JB |
171 | x = wcwidth(i); |
172 | let end_new = new Date().getTime(); | |
173 | let start_old = new Date().getTime(); | |
174 | let y = 0; | |
dd0fcb63 JB |
175 | for (let runs = 0; runs < 1; ++runs) |
176 | for (let i = 0; i < 65536; ++i) | |
b965d0a0 JB |
177 | y = old_wcwidth(i); |
178 | let end_old = new Date().getTime(); | |
5d87b543 JB |
179 | // console.log((end_new - start_new)); |
180 | // console.log((end_old - start_old)); | |
6733c6ce | 181 | assert.equal(((end_new - start_new) * 5 < (end_old - start_old)), true); |
b965d0a0 JB |
182 | }); |
183 | }); |