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map.js
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map.js
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const t = require('tap')
// ensure that the coverage map maps all coverage
const ignore = [
'.git',
'.github',
'.commitlintrc.js',
'.eslintrc.js',
'node_modules',
'coverage',
'tap-snapshots',
'test',
'fixtures',
'rollup.config.js',
]
const { statSync, readdirSync } = require('fs')
const find = (folder, set = [], root = true) => {
const ent = readdirSync(folder)
set.push(...ent.filter(f => !ignore.includes(f) && /\.m?js$/.test(f)).map(f => folder + '/' + f))
for (const e of ent.filter(f => !ignore.includes(f) && !/\.m?js$/.test(f))) {
if (statSync(folder + '/' + e).isDirectory()) {
find(folder + '/' + e, set, false)
}
}
if (!root) {
return
}
return set.map(f => f.slice(folder.length + 1)
.replace(/\\/g, '/'))
.sort((a, b) => a.localeCompare(b))
}
const { resolve } = require('path')
const root = resolve(__dirname, '..')
const sut = find(root)
const tests = find(root + '/test')
t.strictSame(sut, tests, 'test files should match system files')
const map = require('../map.js')
for (const testFile of tests) {
t.test(testFile, t => {
t.plan(1)
// cast to an array, since map() can return a string or array
const systemFiles = [].concat(map(testFile))
t.ok(systemFiles.some(sys => sut.includes(sys)), 'test covers a file')
})
}