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test.js
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test.js
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"use strict";
/* ------------------------------------------------------------------------ */
const assert = require ('assert'),
ansi = require (process.env.ANSICOLOR_MODULE).nice
/* ------------------------------------------------------------------------ */
describe ('ansicolor', () => {
const dbg = s => s.replace (/\u001b\[(\d+)m/g, '\u001b[36m{$1}\u001b[39m')
const same = (a, b) => {
console.log ('\n')
console.log ('expected:', b)
console.log (' ', dbg (b), '\n')
console.log ('actual :', a)
console.log (' ', dbg (a), '\n')
assert.equal (a, b)
}
it ('works', () => {
same ('foo' + ansi.green (ansi.inverse (ansi.bgLightCyan ('bar') + 'baz') + 'qux'),
'foo\u001b[32m\u001b[7m\u001b[106mbar\u001b[49mbaz\u001b[27mqux\u001b[39m')
})
it ('chaining works', () => {
same (ansi.underline.bright.green ('chai' + ansi.dim.red.bgLightCyan ('ning')),
'\u001b[4m\u001b[22m\u001b[1m\u001b[32mchai\u001b[22m\u001b[2m\u001b[31m\u001b[106mning\u001b[49m\u001b[32m\u001b[22m\u001b[1m\u001b[39m\u001b[22m\u001b[24m')
})
it ('nice mode works', () => {
ansi.nice // shouldn't mess up with repeated calls
ansi.nice
same ('foo' + ('bar'.red.underline.bright + 'baz').green.underline + 'qux',
'foo\u001b[4m\u001b[32m\u001b[22m\u001b[1m\u001b[4m\u001b[31mbar\u001b[32m\u001b[4m\u001b[22mbaz\u001b[39m\u001b[24mqux')
})
it ('brightness hierarchy works', () => {
same (('foo' + 'bar'.dim + 'baz').bright, '\u001b[22m\u001b[1mfoo\u001b[22m\u001b[2mbar\u001b[22m\u001b[1mbaz\u001b[22m')
})
it ('hierarchy works', () => {
same ((('red'.red + 'green').green + 'blue').blue, '\u001b[34m\u001b[32m\u001b[31mred\u001b[32mgreen\u001b[34mblue\u001b[39m')
same (('foo'.cyan + 'bar').red, '\u001b[31m\u001b[36mfoo\u001b[31mbar\u001b[39m')
same (('foo'.bgCyan + 'bar').bgRed, '\u001b[41m\u001b[46mfoo\u001b[41mbar\u001b[49m')
same (('foo'.bgLightCyan + 'bar').bgLightRed, '\u001b[101m\u001b[106mfoo\u001b[101mbar\u001b[49m')
same (('foo'.underline + 'bar').underline, '\u001b[4m\u001b[4mfoo\u001b[4mbar\u001b[24m')
same (('foo'.bright + 'bar').bright, '\u001b[22m\u001b[1m\u001b[22m\u001b[1mfoo\u001b[22m\u001b[1mbar\u001b[22m')
same (('foo'.dim + 'bar').dim, '\u001b[22m\u001b[2m\u001b[22m\u001b[2mfoo\u001b[22m\u001b[2mbar\u001b[22m')
same (('foo'.inverse + 'bar').inverse, '\u001b[7m\u001b[7mfoo\u001b[7mbar\u001b[27m')
})
it ('basic parsing works', () => {
const parsed = ansi.parse ('foo'.bgLightRed.bright.italic.underline + 'bar'.red.dim)
// assert.deepEqual ([...parsed], parsed.spans) // not working in node v4
assert.equal (parsed[Symbol.iterator] ().next ().value.text, 'foo')
assert.deepEqual (parsed.spans, [
{
css: 'font-weight: bold;font-style: italic;text-decoration: underline;background:rgba(255,51,0,1);',
italic: true,
bold: true,
underline: true,
bright: false,
dim: false,
inverse: false,
color: { bright: true,
dim: false,
name: undefined,
},
bgColor: {
bright: false,
dim: false,
name: 'lightRed'
},
text: 'foo',
code: {
isBrightness: false,
str: '\u001b[49m',
subtype: 'default',
type: 'bgColor',
value: 49
}
},
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: false,
str: "\u001b[39m",
subtype: "default",
type: "color",
value: 39
},
color: {
bright: false,
dim: true,
name: "red",
},
css: "color:rgba(204,0,0,0.5);",
dim: false,
inverse: false,
italic: false,
text: "bar",
underline: false,
}
])
})
it ('brightness semantics (CSS)', () => {
const parsed = ansi.parse ('foo'.bright.red)
assert.deepEqual (parsed.spans,[{
bgColor: undefined,
bold: true,
bright: false,
code: {
isBrightness: true,
str: '\u001b[22m',
subtype: 'dim',
type: 'unstyle',
value: 22,
},
color: {
bright: true,
dim: false,
name: 'red',
},
css: 'font-weight: bold;color:rgba(255,51,0,1);',
dim: false,
inverse: false,
italic: false,
text: 'foo',
underline: false,
}])
})
it ('asChromeConsoleLogArguments works', () => {
const parsed = ansi.parse ('foo' + ('bar'.red.underline.bright.inverse + 'baz').bgGreen)
assert.deepEqual (parsed.asChromeConsoleLogArguments, parsed.browserConsoleArguments) // legacy API
assert.deepEqual (parsed.asChromeConsoleLogArguments, [
"%cfoo%cbar%cbaz",
"",
"font-weight: bold;text-decoration: underline;background:rgba(255,51,0,1);color:rgba(0,204,0,1);",
"background:rgba(0,204,0,1);"
])
})
it ('.dim works in CSS (there was a bug)', () => {
assert.deepEqual (ansi.parse ('foo'.dim).spans,[
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: true,
str: '\u001b[22m',
subtype: 'dim',
type: 'unstyle',
value: 22,
},
color: {
bright: false,
dim: true,
name: undefined,
},
css: 'color:rgba(0,0,0,0.5);',
dim: false,
inverse: false,
italic: false,
text: 'foo',
underline: false,
}
])
})
it ('stripping works', () => { // clauses were copypasted from strip-ansi
assert.equal ('foofoo', ansi.strip ('\u001b[0m\u001b[4m\u001b[42m\u001b[31mfoo\u001b[39m\u001b[49m\u001b[24mfoo\u001b[0m'))
assert.equal ('bar', ansi.strip ('\x1b[0;33;49;3;9;4mbar\x1b[0m'))
})
it ('color names enumeration works', () => {
assert.deepEqual (ansi.names, [
'black',
'bgBlack',
'red',
'bgRed',
'green',
'bgGreen',
'yellow',
'bgYellow',
'blue',
'bgBlue',
'magenta',
'bgMagenta',
'cyan',
'bgCyan',
'lightGray',
'bgLightGray',
'default',
'bgDefault',
'darkGray',
'bgDarkGray',
'lightRed',
'bgLightRed',
'lightGreen',
'bgLightGreen',
'lightYellow',
'bgLightYellow',
'lightBlue',
'bgLightBlue',
'lightMagenta',
'bgLightMagenta',
'lightCyan',
'bgLightCyan',
'white',
'bgWhite',
'bgBrightRed',
'bgBrightGreen',
'bgBrightYellow',
'bgBrightBlue',
'bgBrightMagenta',
'bgBrightCyan',
'bright',
'dim',
'italic',
'underline',
'inverse'
])
})
it ('type coercion works', () => {
assert.equal (ansi.red (123), ansi.red ('123'))
})
it ('newline separation works', () => {
assert.equal ('foo\nbar\nbaz'.red, 'foo'.red + '\n' + 'bar'.red + '\n' + 'baz'.red)
})
it ('inverse works', () => {
same ('bgRed.inverse'.bgRed.inverse, '\u001b[7m\u001b[41mbgRed.inverse\u001b[49m\u001b[27m')
assert.equal (ansi.parse ('foo'.bgRed.inverse).spans[0].css, 'background:rgba(255,255,255,1);color:rgba(204,0,0,1);')
})
it ('.str works', () => {
assert.equal (new ansi ('foo\u001b[32m\u001b[7m\u001b[106mbar\u001b[49mbaz\u001b[27mqux\u001b[39m').str,
'foo\u001b[32m\u001b[7m\u001b[106mbar\u001b[49mbaz\u001b[27mqux\u001b[39m')
})
it ('compatible with previous versions where Light was called Bright in bg methods', () => {
same ('foo'.bgLightCyan, 'foo'.bgBrightCyan)
})
it ('explicit reset code works', () => {
assert.deepEqual (ansi.parse ('\u001b[1m\u001b[31mbold_red\u001b[0mreset').spans, [
{
bgColor: undefined,
bold: true,
bright: false,
code: {
isBrightness: false,
str: '\u001b[0m',
subtype: '',
type: 'style',
value: 0,
},
color: {
bright: true,
dim: false,
name: 'red',
},
css: 'font-weight: bold;color:rgba(255,51,0,1);',
dim: false,
inverse: false,
italic: false,
text: 'bold_red',
underline: false,
},
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: false,
str: '',
subtype: undefined,
type: undefined,
value: undefined,
},
color: undefined,
css: '',
dim: false,
inverse: false,
italic: false,
text: 'reset',
underline: false,
}
])
})
it ('implicit reset code works', () => {
assert.deepEqual (ansi.parse ('\u001b[1m\u001b[31mbold_red\u001b[mreset').spans,
[
{
bgColor: undefined,
bold: true,
bright: false,
code: {
isBrightness: false,
str: '\u001b[0m',
subtype: '',
type: 'style',
value: 0,
},
color: {
bright: true,
dim: false,
name: 'red',
},
css: 'font-weight: bold;color:rgba(255,51,0,1);',
dim: false,
inverse: false,
italic: false,
text: 'bold_red',
underline: false,
},
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: false,
str: '',
subtype: undefined,
type: undefined,
value: undefined,
},
color: undefined,
css: '',
dim: false,
inverse: false,
italic: false,
text: 'reset',
underline: false,
}
])
})
it ('parsing a string with no codes', () => {
assert.deepEqual (ansi.parse ('foobar').spans,[
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: false,
str: '',
subtype: undefined,
type: undefined,
value: undefined,
},
color: undefined,
css: '',
dim: false,
inverse: false,
italic: false,
text: 'foobar',
underline: false,
}
])
})
it ('combined codes work', () => {
assert.deepEqual (ansi.parse ('\u001b[2;31mfoo🕵️bar\u001b[0mbaz').spans,[
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: false,
str: '\u001b[0m',
subtype: '',
type: 'style',
value: 0,
},
color: {
bright: false,
dim: true,
name: 'red',
},
css: 'color:rgba(204,0,0,0.5);',
dim: false,
inverse: false,
italic: false,
text: 'foo🕵️bar',
underline: false,
},
{
bgColor: undefined,
bold: false,
bright: false,
code: {
isBrightness: false,
str: '',
subtype: undefined,
type: undefined,
value: undefined,
},
color: undefined,
css: '',
dim: false,
inverse: false,
italic: false,
text: 'baz',
underline: false,
}
])
})
it ('broken codes do not parse', () => {
assert.equal (ansi.parse ('\u001b2;31mfoo').spans[0].text, '\u001b2;31mfoo')
assert.equal (ansi.parse ('\u001b[2;xmfoo').spans[0].text, '\u001b[2;xmfoo')
assert.equal (ansi.parse ('\u001b[0').spans[0].text, '\u001b[0')
})
it ('changing .rgb works', () => {
ansi.rgb.red = [255,0,0]
assert.equal (ansi.parse ('foo'.red.bgLightRed).spans[0].css, 'color:rgba(255,0,0,1);background:rgba(255,51,0,1);')
})
it ('accepting certain non-string values works', () => {
same (ansi.cyan(42), '\u001b[36m42\u001b[39m')
same (ansi.cyan(null), '\u001b[36mnull\u001b[39m')
same (ansi.cyan(undefined), '\u001b[36mundefined\u001b[39m')
})
it ('isEscaped works', () => {
assert.equal (ansi.isEscaped(ansi.red('foo')), true);
assert.equal (ansi.isEscaped('foo'), false);
assert.equal (ansi.isEscaped(null), false);
assert.equal (ansi.isEscaped(undefined), false);
assert.equal (ansi.isEscaped(42), false);
})
it ('accepting non ansii colors works', () => {
assert.doesNotThrow (() => ansi.parse('\u001b[253mtest\u001b[39m'));
})
})