const createFile = require('./')

const mockContext = require('../../tests/mockContext')

describe('createFile', () => {

let context

beforeEach(() => {

context = mockContext({

pull_request: {

head: {

sha: 123

}

}

}, {

repos: {

createFile: jest.fn()

}

})

})

it('creates a new file', async () => {

context.fromFile = () => Promise.resolve('Hello!')

await createFile(context, { filename: 'filename' })

expect(context.github.repos.createFile.mock.calls).toMatchSnapshot()

})

it('replaces file contents with context variables', async () => {

await createFile(context, {

filename: 'filename',

content: 'Hello {{ login }}!',

branch: 'a-feature-branch',

data: {

login: 'Jason'

}

})

expect(context.github.repos.createFile.mock.calls).toMatchSnapshot()

})

it('can choose a new filename', async () => {

await createFile(context, { filename: 'filename', new_name: 'CODEOWNERS' })

expect(context.github.repos.createFile.mock.calls).toMatchSnapshot()

})

it('can set a custom commit message', async () => {

await createFile(context, { filename: 'filename', message: 'Hello!' })

expect(context.github.repos.createFile.mock.calls[0][0].message).toBe('Hello!')

})

it('creates a new file on the given branch', async () => {

context.fromFile = () => Promise.resolve('Hello!')

await createFile(context, { filename: 'filename', branch: 'a-feature-branch' })

expect(context.github.repos.createFile.mock.calls).toMatchSnapshot()

})

})