import {
extractEntities,
detectLinkables,
extractHtmlMeta,
pluralize,
makeRecordUri,
ago,
makeValidHandle,
createFullHandle,
enforceLen,
cleanError,
toNiceDomain,
toShortUrl,
toShareUrl,
} from '../../src/lib/strings'
describe('extractEntities', () => {
const knownHandles = new Set(['handle.com', 'full123.test-of-chars'])
const inputs = [
'no mention',
'@handle.com middle end',
'start @handle.com end',
'start middle @handle.com',
'@handle.com @handle.com @handle.com',
'@full123.test-of-chars',
'not@right',
'@handle.com!@#$chars',
'@handle.com\n@handle.com',
'parenthetical (@handle.com)',
'start https://middle.com end',
'start https://middle.com/foo/bar end',
'start https://middle.com/foo/bar?baz=bux end',
'start https://middle.com/foo/bar?baz=bux#hash end',
'https://start.com/foo/bar?baz=bux#hash middle end',
'start middle https://end.com/foo/bar?baz=bux#hash',
'https://newline1.com\nhttps://newline2.com',
'start middle.com end',
'start middle.com/foo/bar end',
'start middle.com/foo/bar?baz=bux end',
'start middle.com/foo/bar?baz=bux#hash end',
'start.com/foo/bar?baz=bux#hash middle end',
'start middle end.com/foo/bar?baz=bux#hash',
'newline1.com\nnewline2.com',
'not.. a..url ..here',
'e.g.',
'something-cool.jpg',
'website.com.jpg',
'e.g./foo',
'website.com.jpg/foo',
'Classic article https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/',
'Classic article https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/ ',
'https://foo.com https://bar.com/whatever https://baz.com',
'punctuation https://foo.com, https://bar.com/whatever; https://baz.com.',
'parenthentical (https://foo.com)',
'except for https://foo.com/thing_(cool)',
]
interface Output {
type: string
value: string
noScheme?: boolean
}
const outputs: Output[][] = [
[],
[{type: 'mention', value: 'handle.com'}],
[{type: 'mention', value: 'handle.com'}],
[{type: 'mention', value: 'handle.com'}],
[
{type: 'mention', value: 'handle.com'},
{type: 'mention', value: 'handle.com'},
{type: 'mention', value: 'handle.com'},
],
[
{
type: 'mention',
value: 'full123.test-of-chars',
},
],
[],
[{type: 'mention', value: 'handle.com'}],
[
{type: 'mention', value: 'handle.com'},
{type: 'mention', value: 'handle.com'},
],
[{type: 'mention', value: 'handle.com'}],
[{type: 'link', value: 'https://middle.com'}],
[{type: 'link', value: 'https://middle.com/foo/bar'}],
[{type: 'link', value: 'https://middle.com/foo/bar?baz=bux'}],
[{type: 'link', value: 'https://middle.com/foo/bar?baz=bux#hash'}],
[{type: 'link', value: 'https://start.com/foo/bar?baz=bux#hash'}],
[{type: 'link', value: 'https://end.com/foo/bar?baz=bux#hash'}],
[
{type: 'link', value: 'https://newline1.com'},
{type: 'link', value: 'https://newline2.com'},
],
[{type: 'link', value: 'middle.com', noScheme: true}],
[{type: 'link', value: 'middle.com/foo/bar', noScheme: true}],
[{type: 'link', value: 'middle.com/foo/bar?baz=bux', noScheme: true}],
[{type: 'link', value: 'middle.com/foo/bar?baz=bux#hash', noScheme: true}],
[{type: 'link', value: 'start.com/foo/bar?baz=bux#hash', noScheme: true}],
[{type: 'link', value: 'end.com/foo/bar?baz=bux#hash', noScheme: true}],
[
{type: 'link', value: 'newline1.com', noScheme: true},
{type: 'link', value: 'newline2.com', noScheme: true},
],
[],
[],
[],
[],
[],
[],
[
{
type: 'link',
value:
'https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/',
},
],
[
{
type: 'link',
value:
'https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/',
},
],
[
{type: 'link', value: 'https://foo.com'},
{type: 'link', value: 'https://bar.com/whatever'},
{type: 'link', value: 'https://baz.com'},
],
[
{type: 'link', value: 'https://foo.com'},
{type: 'link', value: 'https://bar.com/whatever'},
{type: 'link', value: 'https://baz.com'},
],
[{type: 'link', value: 'https://foo.com'}],
[{type: 'link', value: 'https://foo.com/thing_(cool)'}],
]
it('correctly handles a set of text inputs', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const result = extractEntities(input, knownHandles)
if (!outputs[i].length) {
expect(result).toBeFalsy()
} else if (outputs[i].length && !result) {
expect(result).toBeTruthy()
} else if (result) {
expect(result.length).toBe(outputs[i].length)
for (let j = 0; j < outputs[i].length; j++) {
expect(result[j].type).toEqual(outputs[i][j].type)
if (outputs[i][j].noScheme) {
expect(result[j].value).toEqual(`https://${outputs[i][j].value}`)
} else {
expect(result[j].value).toEqual(outputs[i][j].value)
}
if (outputs[i]?.[j].type === 'mention') {
expect(
input.slice(result[j].index.start, result[j].index.end),
).toBe(`@${result[j].value}`)
} else {
if (!outputs[i]?.[j].noScheme) {
expect(
input.slice(result[j].index.start, result[j].index.end),
).toBe(result[j].value)
} else {
expect(
input.slice(result[j].index.start, result[j].index.end),
).toBe(result[j].value.slice('https://'.length))
}
}
}
}
}
})
})
describe('detectLinkables', () => {
const inputs = [
'no linkable',
'@start middle end',
'start @middle end',
'start middle @end',
'@start @middle @end',
'@full123.test-of-chars',
'not@right',
'@bad!@#$chars',
'@newline1\n@newline2',
'parenthetical (@handle)',
'start https://middle.com end',
'start https://middle.com/foo/bar end',
'start https://middle.com/foo/bar?baz=bux end',
'start https://middle.com/foo/bar?baz=bux#hash end',
'https://start.com/foo/bar?baz=bux#hash middle end',
'start middle https://end.com/foo/bar?baz=bux#hash',
'https://newline1.com\nhttps://newline2.com',
'start middle.com end',
'start middle.com/foo/bar end',
'start middle.com/foo/bar?baz=bux end',
'start middle.com/foo/bar?baz=bux#hash end',
'start.com/foo/bar?baz=bux#hash middle end',
'start middle end.com/foo/bar?baz=bux#hash',
'newline1.com\nnewline2.com',
'not.. a..url ..here',
'e.g.',
'e.g. real.com fake.notreal',
'something-cool.jpg',
'website.com.jpg',
'e.g./foo',
'website.com.jpg/foo',
'Classic article https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/',
'Classic article https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/ ',
'https://foo.com https://bar.com/whatever https://baz.com',
'punctuation https://foo.com, https://bar.com/whatever; https://baz.com.',
'parenthentical (https://foo.com)',
'except for https://foo.com/thing_(cool)',
]
const outputs = [
['no linkable'],
[{link: '@start'}, ' middle end'],
['start ', {link: '@middle'}, ' end'],
['start middle ', {link: '@end'}],
[{link: '@start'}, ' ', {link: '@middle'}, ' ', {link: '@end'}],
[{link: '@full123.test-of-chars'}],
['not@right'],
[{link: '@bad'}, '!@#$chars'],
[{link: '@newline1'}, '\n', {link: '@newline2'}],
['parenthetical (', {link: '@handle'}, ')'],
['start ', {link: 'https://middle.com'}, ' end'],
['start ', {link: 'https://middle.com/foo/bar'}, ' end'],
['start ', {link: 'https://middle.com/foo/bar?baz=bux'}, ' end'],
['start ', {link: 'https://middle.com/foo/bar?baz=bux#hash'}, ' end'],
[{link: 'https://start.com/foo/bar?baz=bux#hash'}, ' middle end'],
['start middle ', {link: 'https://end.com/foo/bar?baz=bux#hash'}],
[{link: 'https://newline1.com'}, '\n', {link: 'https://newline2.com'}],
['start ', {link: 'middle.com'}, ' end'],
['start ', {link: 'middle.com/foo/bar'}, ' end'],
['start ', {link: 'middle.com/foo/bar?baz=bux'}, ' end'],
['start ', {link: 'middle.com/foo/bar?baz=bux#hash'}, ' end'],
[{link: 'start.com/foo/bar?baz=bux#hash'}, ' middle end'],
['start middle ', {link: 'end.com/foo/bar?baz=bux#hash'}],
[{link: 'newline1.com'}, '\n', {link: 'newline2.com'}],
['not.. a..url ..here'],
['e.g.'],
['e.g. ', {link: 'real.com'}, ' fake.notreal'],
['something-cool.jpg'],
['website.com.jpg'],
['e.g./foo'],
['website.com.jpg/foo'],
[
'Classic article ',
{
link: 'https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/',
},
],
[
'Classic article ',
{
link: 'https://socket3.wordpress.com/2018/02/03/designing-windows-95s-user-interface/',
},
' ',
],
[
{link: 'https://foo.com'},
' ',
{link: 'https://bar.com/whatever'},
' ',
{link: 'https://baz.com'},
],
[
'punctuation ',
{link: 'https://foo.com'},
', ',
{link: 'https://bar.com/whatever'},
'; ',
{link: 'https://baz.com'},
'.',
],
['parenthentical (', {link: 'https://foo.com'}, ')'],
['except for ', {link: 'https://foo.com/thing_(cool)'}],
]
it('correctly handles a set of text inputs', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const output = detectLinkables(input)
expect(output).toEqual(outputs[i])
}
})
})
describe('extractHtmlMeta', () => {
const inputs = [
'',
'nothing',
'title',
' aSd!@#AC ',
'\n title\n ',
'',
'',
'',
'',
'',
'',
'',
'',
'',
]
const outputs = [
{},
{},
{title: 'title'},
{title: 'aSd!@#AC'},
{title: 'title'},
{title: 'meta title'},
{description: 'meta description'},
{title: 'og title'},
{description: 'og description'},
{image: 'https://ogimage.com/foo.png'},
{title: 'twitter title'},
{description: 'twitter description'},
{image: 'https://twitterimage.com/foo.png'},
{title: 'meta title'},
]
it('correctly handles a set of text inputs', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const output = extractHtmlMeta(input)
expect(output).toEqual(outputs[i])
}
})
})
describe('pluralize', () => {
const inputs: [number, string, string?][] = [
[1, 'follower'],
[1, 'member'],
[100, 'post'],
[1000, 'repost'],
[10000, 'upvote'],
[100000, 'other'],
[2, 'man', 'men'],
]
const outputs = [
'follower',
'member',
'posts',
'reposts',
'upvotes',
'others',
'men',
]
it('correctly pluralizes a set of words', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const output = pluralize(...input)
expect(output).toEqual(outputs[i])
}
})
})
describe('makeRecordUri', () => {
const inputs: [string, string, string][] = [
['alice.test', 'app.bsky.feed.post', '3jk7x4irgv52r'],
]
const outputs = ['at://alice.test/app.bsky.feed.post/3jk7x4irgv52r']
it('correctly builds a record URI', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const result = makeRecordUri(...input)
expect(result).toEqual(outputs[i])
}
})
})
describe('ago', () => {
const inputs = [
1671461038,
'04 Dec 1995 00:12:00 GMT',
new Date(),
new Date().setMinutes(new Date().getMinutes() - 10),
new Date().setHours(new Date().getHours() - 1),
new Date().setDate(new Date().getDate() - 1),
new Date().setMonth(new Date().getMonth() - 1),
]
const outputs = [
new Date(1671461038).toLocaleDateString(),
new Date('04 Dec 1995 00:12:00 GMT').toLocaleDateString(),
'0s',
'10m',
'1h',
'1d',
'1mo',
]
it('correctly calculates how much time passed, in a string', () => {
for (let i = 0; i < inputs.length; i++) {
const result = ago(inputs[i])
expect(result).toEqual(outputs[i])
}
})
})
describe('makeValidHandle', () => {
const inputs = [
'test-handle-123',
'test!"#$%&/()=?_',
'this-handle-should-be-too-big',
]
const outputs = ['test-handle-123', 'test', 'this-handle-should-b']
it('correctly parses and corrects handles', () => {
for (let i = 0; i < inputs.length; i++) {
const result = makeValidHandle(inputs[i])
expect(result).toEqual(outputs[i])
}
})
})
describe('createFullHandle', () => {
const inputs: [string, string][] = [
['test-handle-123', 'test'],
['.test.handle', 'test.test.'],
['test.handle.', '.test.test'],
]
const outputs = [
'test-handle-123.test',
'.test.handle.test.test.',
'test.handle.test.test',
]
it('correctly parses and corrects handles', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const result = createFullHandle(...input)
expect(result).toEqual(outputs[i])
}
})
})
describe('enforceLen', () => {
const inputs: [string, number][] = [
['Hello World!', 5],
['Hello World!', 20],
['', 5],
]
const outputs = ['Hello', 'Hello World!', '']
it('correctly enforces defined length on a given string', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const result = enforceLen(...input)
expect(result).toEqual(outputs[i])
}
})
})
describe('cleanError', () => {
const inputs = [
'TypeError: Network request failed',
'Error: Aborted',
'Error: TypeError "x" is not a function',
'Error: SyntaxError unexpected token "export"',
'Some other error',
]
const outputs = [
'Unable to connect. Please check your internet connection and try again.',
'Unable to connect. Please check your internet connection and try again.',
'TypeError "x" is not a function',
'SyntaxError unexpected token "export"',
'Some other error',
]
it('removes extra content from error message', () => {
for (let i = 0; i < inputs.length; i++) {
const result = cleanError(inputs[i])
expect(result).toEqual(outputs[i])
}
})
})
describe('toNiceDomain', () => {
const inputs = [
'https://example.com/index.html',
'https://bsky.app',
'https://bsky.social',
'#123123123',
]
const outputs = ['example.com', 'bsky.app', 'Bluesky Social', '#123123123']
it("displays the url's host in a easily readable manner", () => {
for (let i = 0; i < inputs.length; i++) {
const result = toNiceDomain(inputs[i])
expect(result).toEqual(outputs[i])
}
})
})
describe('toShortUrl', () => {
const inputs = [
'https://bsky.app',
'https://bsky.app/3jk7x4irgv52r',
'https://bsky.app/3jk7x4irgv52r2313y182h9',
]
const outputs = [
'bsky.app',
'bsky.app/3jk7x4irgv52r',
'bsky.app/3jk7x4irgv52r2313y...',
]
it('shortens the url', () => {
for (let i = 0; i < inputs.length; i++) {
const result = toShortUrl(inputs[i])
expect(result).toEqual(outputs[i])
}
})
})
describe('toShareUrl', () => {
const inputs = ['https://bsky.app', '/3jk7x4irgv52r', 'item/test/123']
const outputs = [
'https://bsky.app',
'https://bsky.app/3jk7x4irgv52r',
'https://bsky.app/item/test/123',
]
it('appends https, when not present', () => {
for (let i = 0; i < inputs.length; i++) {
const result = toShareUrl(inputs[i])
expect(result).toEqual(outputs[i])
}
})
})