/
config.spec.js
142 lines (118 loc) · 4.17 KB
/
config.spec.js
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'use strict';
const {loadConfig, parsers, CONFIG_FILES} = require('../../../lib/cli/config');
const {createSandbox} = require('sinon');
const rewiremock = require('rewiremock/node');
describe('cli/config', function() {
let sandbox;
const config = {ok: true};
beforeEach(function() {
sandbox = createSandbox();
});
afterEach(function() {
sandbox.restore();
});
describe('loadConfig()', function() {
describe('when parsing succeeds', function() {
beforeEach(function() {
sandbox.stub(parsers, 'yaml').returns(config);
sandbox.stub(parsers, 'json').returns(config);
sandbox.stub(parsers, 'js').returns(config);
});
describe('when supplied a filepath with ".yaml" extension', function() {
const filepath = 'foo.yaml';
it('should use the YAML parser', function() {
loadConfig(filepath);
expect(parsers.yaml, 'to have calls satisfying', [
{args: [filepath], returned: config}
]).and('was called times', 1);
});
});
describe('when supplied a filepath with ".yml" extension', function() {
const filepath = 'foo.yml';
it('should use the YAML parser', function() {
loadConfig(filepath);
expect(parsers.yaml, 'to have calls satisfying', [
{args: [filepath], returned: config}
]).and('was called times', 1);
});
});
describe('when supplied a filepath with ".js" extension', function() {
const filepath = 'foo.js';
it('should use the JS parser', function() {
loadConfig(filepath);
expect(parsers.js, 'to have calls satisfying', [
{args: [filepath], returned: config}
]).and('was called times', 1);
});
});
describe('when supplied a filepath with ".jsonc" extension', function() {
const filepath = 'foo.jsonc';
it('should use the JSON parser', function() {
loadConfig('foo.jsonc');
expect(parsers.json, 'to have calls satisfying', [
{args: [filepath], returned: config}
]).and('was called times', 1);
});
});
describe('when supplied a filepath with ".json" extension', function() {
const filepath = 'foo.json';
it('should use the JSON parser', function() {
loadConfig('foo.json');
expect(parsers.json, 'to have calls satisfying', [
{args: [filepath], returned: config}
]).and('was called times', 1);
});
});
});
describe('when supplied a filepath with unsupported extension', function() {
beforeEach(function() {
sandbox.stub(parsers, 'yaml').returns(config);
sandbox.stub(parsers, 'json').returns(config);
sandbox.stub(parsers, 'js').returns(config);
});
it('should assume JSON', function() {
loadConfig('foo.bar');
expect(parsers.json, 'was called');
});
});
describe('when config file parsing fails', function() {
beforeEach(function() {
sandbox.stub(parsers, 'yaml').throws();
});
it('should throw', function() {
expect(() => loadConfig('goo.yaml'), 'to throw', /failed to parse/);
});
});
});
describe('findConfig()', function() {
let findup;
let findConfig;
beforeEach(function() {
findup = {sync: sandbox.stub().returns('/some/path/.mocharc.js')};
rewiremock.enable();
findConfig = rewiremock.proxy(
require.resolve('../../../lib/cli/config'),
r => ({
'find-up': r.by(() => findup)
})
).findConfig;
});
afterEach(function() {
rewiremock.disable();
});
it('should look for one of the config files using findup-sync', function() {
findConfig();
expect(findup, 'to have a call satisfying', {
args: [CONFIG_FILES, {cwd: process.cwd()}],
returned: '/some/path/.mocharc.js'
});
});
it('should support an explicit `cwd`', function() {
findConfig('/some/path/');
expect(findup, 'to have a call satisfying', {
args: [CONFIG_FILES, {cwd: '/some/path/'}],
returned: '/some/path/.mocharc.js'
});
});
});
});