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utils.test.ts
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import { assertEquals, assert } from './deps.ts'
import {
isRoute,
contentType,
isValidPort,
isValidArg,
readFile,
pipe,
} from './utils/utils.ts'
/* Utils */
Deno.test('isRoute', () => {
const isRouteRequest = isRoute('/route/goes/here')
assertEquals(isRouteRequest, true)
})
Deno.test('isRoute', () => {
const isRouteRequest = isRoute('http://www.someurl.com/test')
assertEquals(isRouteRequest, true)
})
Deno.test('isRoute', () => {
const isRouteRequest = isRoute('http://www.someurl.com/main.js')
assertEquals(isRouteRequest, false)
})
Deno.test('contentType', () => {
const type = contentType('/path/to/image.jpg')
assertEquals(type, 'image/jpg')
})
Deno.test('contentType', () => {
const type = contentType('/path/to/dataset.json')
assertEquals(type, 'application/json')
})
Deno.test('contentType', () => {
const type = contentType('/path/to/app.exe')
assertEquals(type, 'application/octet-stream')
})
Deno.test('isValidPort', () => {
const valid = isValidPort('Not a port')
assertEquals(valid, false)
})
Deno.test('isValidPort', () => {
const valid = isValidPort(123456789)
assertEquals(valid, false)
})
Deno.test('isValidPort', () => {
const valid = isValidPort(8081)
assertEquals(valid, true)
})
Deno.test('isValidPort', () => {
const valid = isValidPort(false)
assertEquals(valid, false)
})
Deno.test('isValidArg', () => {
const valid = isValidArg('n')
assertEquals(valid, true)
})
Deno.test('isValidArg', () => {
const valid = isValidArg('b')
assertEquals(valid, false)
})
Deno.test('readFile', async () => {
const file = await readFile('./demo/index.html')
assert(file.includes('<!DOCTYPE html'))
})
Deno.test(
'pipe calls all functions in array with outcome of previous fn',
async () => {
const fn1 = (val: number) => val + 1
const fn2 = (val: number) => val + 2
const fn3 = (val: number) => val + 3
const funcs = [fn1, fn2, fn3]
const pipedFunction = pipe(...funcs)
assertEquals(await pipedFunction(1), 7)
}
)
Deno.test('pipe works with single function argument', async () => {
const fn1 = (val: number) => val + 1
const pipedFunction = pipe(fn1)
assertEquals(await pipedFunction(1), 2)
})