// The testing setup has been derived from the actions/setup-go@bc6edb5 action.
// Check README.md for licence information.

import * as path from 'path'

import * as io from '@actions/io'
import * as semver from 'semver'

import nock = require('nock')

const testVersions = [
    '0.1.2',
    '0.2.0', '0.2.1',
    '0.3.0', '0.3.1', '0.3.10', '0.3.11', '0.3.12', '0.3.2', '0.3.3', '0.3.4', '0.3.5', '0.3.6', '0.3.7', '0.3.8', '0.3.9',
    '0.4.0', '0.4.0-rc1', '0.4.0-rc2', '0.4.0-rc3', '0.4.0-rc4', '0.4.1', '0.4.2', '0.4.3', '0.4.4', '0.4.5', '0.4.6', '0.4.7',
    '0.5.0', '0.5.0-rc0', '0.5.0-rc1', '0.5.0-rc2', '0.5.0-rc3', '0.5.0-rc4', '0.5.1', '0.5.2',
    '0.6.0', '0.6.0-pre.alpha', '0.6.0-pre.beta', '0.6.0-rc1', '0.6.0-rc2', '0.6.0-rc3', '0.6.1', '0.6.2', '0.6.3', '0.6.4',
    '0.7.0', '0.7.0-alpha', '0.7.0-beta', '0.7.0-beta2', '0.7.0-rc1', '0.7.0-rc2', '0.7.0-rc3',
    '1.0.0', '1.0.0-rc1', '1.0.1', '1.0.2', '1.0.3', '1.0.4', '1.0.5',
    '1.1.0', '1.1.0-rc1', '1.1.0-rc2', '1.1.1',
    '1.2.0', '1.2.0-rc1', '1.2.0-rc2', '1.2.0-rc3',
    '1.3.0', '1.3.0-alpha', '1.3.0-rc1', '1.3.0-rc2', '1.3.0-rc3', '1.3.0-rc4', '1.3.0-rc5', '1.3.1',
    '1.4.0', '1.4.0-rc1', '1.4.0-rc2', '1.4.1', '1.4.2',
    '1.5.0', '1.5.0-beta1', '1.5.0-rc1', '1.5.0-rc2', '1.5.1', '1.5.2', '1.5.3', '1.5.4',
    '1.6.0', '1.6.0-beta1', '1.6.0-rc1', '1.6.0-rc2', '1.6.0-rc3', '1.6.1', '1.6.2', '1.6.3', '1.6.4', '1.6.5', '1.6.6', '1.6.7',
    '1.7.0', '1.7.0-beta1', '1.7.0-beta2', '1.7.0-beta3', '1.7.0-beta4', '1.7.0-rc1', '1.7.0-rc2', '1.7.0-rc3', '1.7.1', '1.7.2', '1.7.3',
    '1.8.0', '1.8.0-beta1', '1.8.0-beta2', '1.8.0-beta3', '1.8.0-rc1', '1.8.0-rc2', '1.8.0-rc3', '1.8.0-rc4', '1.8.1', '1.8.2', '1.8.3', '1.8.4', '1.8.5',
    '1.9.0', '1.9.0-alpha1', '1.9.0-beta1', '1.9.0-beta2', '1.9.0-beta3', '1.9.0-beta4', '1.9.0-rc1', '1.9.0-rc2', '1.9.0-rc3', '1.9.1', '1.9.2', '1.9.3', '1.9.4',
    '1.10.0', '1.10.0-alpha1', '1.10.0-beta1', '1.10.0-beta2', '1.10.0-beta3', '1.10.0-rc1', '1.10.0-rc2', '1.10.0-rc3', '1.10.1', '1.10.2',
    '1.11.0-alpha1', '1.11.0-alpha2', '1.11.0-beta1'
]

const toolDir = path.join(__dirname, 'runner', 'tools')
const tempDir = path.join(__dirname, 'runner', 'temp')
const fixtureDir = path.join(__dirname, 'fixtures')

process.env['RUNNER_TOOL_CACHE'] = toolDir
process.env['RUNNER_TEMP'] = tempDir

import * as installer from '../src/installer'

describe('version matching tests', () => {
    describe('specific versions', () => {
        it('Doesn\'t change the version when given a valid semver version', () => {
            expect(installer.getJuliaVersion([], '1.0.5')).toEqual('1.0.5')
            expect(installer.getJuliaVersion(['v1.0.5', 'v1.0.6'], '1.0.5')).toEqual('1.0.5')
            expect(installer.getJuliaVersion(['v1.0.4', 'v1.0.5'], '1.0.5')).toEqual('1.0.5')
            expect(installer.getJuliaVersion(['v1.0.4'], '1.0.5')).toEqual('1.0.5')
            expect(installer.getJuliaVersion([], '1.3.0-alpha')).toEqual('1.3.0-alpha')
            expect(installer.getJuliaVersion(['v1.2.0', 'v1.3.0-alpha', 'v1.3.0-rc1', 'v1.3.0'], '1.3.0-alpha')).toEqual('1.3.0-alpha')
            expect(installer.getJuliaVersion([], '1.3.0-rc2')).toEqual('1.3.0-rc2')
        })

        it('Doesn\'t change the version when given `nightly`', () => {
            expect(installer.getJuliaVersion([], 'nightly')).toEqual('nightly')
            expect(installer.getJuliaVersion(testVersions, 'nightly')).toEqual('nightly')
        })

        it('LTS', () => {
            // Update test when LTS is updated
            expect(installer.getJuliaVersion(testVersions, 'lts')).toEqual(installer.getJuliaVersion(testVersions, '1.6'))
            expect(installer.getJuliaVersion(testVersions, 'lts')).toEqual('1.6.7')
        })

        it('pre', () => {
            expect(installer.getJuliaVersion(testVersions, 'pre')).toEqual('1.11.0-beta1')
        })
    })

    describe('version ranges', () => {
        it('Chooses the highest available version that matches the input', () => {
            expect(installer.getJuliaVersion(testVersions, '1')).toEqual('1.10.2')
            expect(installer.getJuliaVersion(testVersions, '1.0')).toEqual('1.0.5')
            expect(installer.getJuliaVersion(testVersions, '^1.3.0-rc1')).toEqual('1.10.2')
            expect(installer.getJuliaVersion(testVersions, '^1.2.0-rc1')).toEqual('1.10.2')
            expect(installer.getJuliaVersion(testVersions, '^1.10.0-rc1')).toEqual('1.10.2')
        })
    })

    describe('include-prereleases', () => {
        it('Chooses the highest available version that matches the input including prereleases', () => {
            expect(installer.getJuliaVersion(testVersions, '^1.2.0-0', true)).toEqual('1.11.0-beta1')
            expect(installer.getJuliaVersion(testVersions, '1', true)).toEqual('1.11.0-beta1')
            expect(installer.getJuliaVersion(testVersions, '^1.2.0-0', false)).toEqual('1.10.2')
        })
    })

    describe('node-semver behaviour', () => {
        describe('Windows installer change', () => {
            it('Correctly understands >1.4.0', () => {
                expect(semver.gtr('1.4.0-rc1', '1.3', {includePrerelease: true})).toBeTruthy()
                expect(semver.gtr('1.4.0-DEV', '1.3', {includePrerelease: true})).toBeTruthy()
                expect(semver.gtr('1.3.1', '1.3', {includePrerelease: true})).toBeFalsy()
                expect(semver.gtr('1.3.2-rc1', '1.3', {includePrerelease: true})).toBeFalsy()
            })
        })
    })
})

describe('installer tests', () => {
    beforeAll(async () => {
        await io.rmRF(toolDir)
        await io.rmRF(tempDir)
    }, 100000)

    afterAll(async () => {
        try {
            await io.rmRF(toolDir)
            await io.rmRF(tempDir)
        } catch {
            console.log('Failed to remove test directories')
        }
    }, 100000)

    describe('versions.json parsing', () => {
        // Instead of downloading versions.json, use fixtures/versions.json
        beforeEach(() => {
            nock('https://julialang-s3.julialang.org').persist()
                .get('/bin/versions.json')
                .replyWithFile(200, path.join(fixtureDir, 'versions.json'))
        })

        afterEach(() => {
            nock.cleanAll()
            nock.enableNetConnect()
        })

        it('Extracts the list of available versions', async () => {
            expect(await (await installer.getJuliaVersions(await installer.getJuliaVersionInfo())).sort()).toEqual(testVersions.sort())
        })
    })
})