Shin'ya UEOKA
5 years ago
parent
410ffbb037
commit
2116ac90a6
9 changed files with 182 additions and 130 deletions
@ -0,0 +1,76 @@ |
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type Entries = { [name: string]: string }; |
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|
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export type SearchJSON = { |
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default: string; |
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engines: { [key: string]: string }; |
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}; |
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export default class Search { |
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constructor( |
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public defaultEngine: string, |
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public engines: Entries, |
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) { |
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} |
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static fromJSON(json: any): Search { |
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let defaultEngine = Search.getStringField(json, 'default'); |
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let engines = Search.getObjectField(json, 'engines'); |
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for (let [name, url] of Object.entries(engines)) { |
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if ((/\s/).test(name)) { |
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throw new TypeError( |
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`While space in the search engine not allowed: "${name}"`); |
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} |
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if (typeof url !== 'string') { |
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throw new TypeError( |
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`Invalid type of value in filed "engines": ${JSON.stringify(json)}`); |
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} |
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let matches = url.match(/{}/g); |
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if (matches === null) { |
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throw new TypeError(`No {}-placeholders in URL of "${name}"`); |
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} else if (matches.length > 1) { |
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throw new TypeError(`Multiple {}-placeholders in URL of "${name}"`); |
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} |
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} |
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if (!Object.keys(engines).includes(defaultEngine)) { |
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throw new TypeError(`Default engine "${defaultEngine}" not found`); |
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} |
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return new Search( |
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json.default as string, |
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json.engines, |
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); |
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} |
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toJSON(): SearchJSON { |
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return { |
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default: this.defaultEngine, |
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engines: this.engines, |
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}; |
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} |
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private static getStringField(json: any, name: string): string { |
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if (!Object.prototype.hasOwnProperty.call(json, name)) { |
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throw new TypeError( |
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`missing field "${name}" on search: ${JSON.stringify(json)}`); |
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} |
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if (typeof json[name] !== 'string') { |
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throw new TypeError( |
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`invalid type of filed "${name}" on search: ${JSON.stringify(json)}`); |
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} |
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return json[name]; |
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} |
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private static getObjectField(json: any, name: string): Object { |
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if (!Object.prototype.hasOwnProperty.call(json, name)) { |
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throw new TypeError( |
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`missing field "${name}" on search: ${JSON.stringify(json)}`); |
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} |
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if (typeof json[name] !== 'object' || json[name] === null) { |
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throw new TypeError( |
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`invalid type of filed "${name}" on search: ${JSON.stringify(json)}`); |
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} |
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return json[name]; |
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} |
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} |
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@ -0,0 +1,68 @@ |
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import Search from '../../../src/shared/settings/Search'; |
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import { expect } from 'chai'; |
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describe('Search', () => { |
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it('returns search settings by valid settings', () => { |
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let search = Search.fromJSON({ |
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default: 'google', |
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engines: { |
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'google': 'https://google.com/search?q={}', |
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'yahoo': 'https://search.yahoo.com/search?p={}', |
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} |
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}); |
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expect(search.defaultEngine).to.equal('google') |
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expect(search.engines).to.deep.equals({ |
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'google': 'https://google.com/search?q={}', |
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'yahoo': 'https://search.yahoo.com/search?p={}', |
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}); |
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expect(search.toJSON()).to.deep.equal({ |
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default: 'google', |
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engines: { |
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'google': 'https://google.com/search?q={}', |
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'yahoo': 'https://search.yahoo.com/search?p={}', |
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} |
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}); |
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}); |
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it('throws a TypeError by invalid settings', () => { |
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expect(() => Search.fromJSON(null)).to.throw(TypeError); |
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expect(() => Search.fromJSON({})).to.throw(TypeError); |
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expect(() => Search.fromJSON([])).to.throw(TypeError); |
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expect(() => Search.fromJSON({ |
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default: 123, |
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engines: {} |
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})).to.throw(TypeError); |
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expect(() => Search.fromJSON({ |
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default: 'google', |
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engines: { |
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'google': 123456, |
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} |
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})).to.throw(TypeError); |
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expect(() => Search.fromJSON({ |
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default: 'wikipedia', |
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engines: { |
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'google': 'https://google.com/search?q={}', |
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'yahoo': 'https://search.yahoo.com/search?p={}', |
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} |
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})).to.throw(TypeError); |
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expect(() => Search.fromJSON({ |
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default: 'g o o g l e', |
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engines: { |
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'g o o g l e': 'https://google.com/search?q={}', |
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} |
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})).to.throw(TypeError); |
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expect(() => Search.fromJSON({ |
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default: 'google', |
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engines: { |
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'google': 'https://google.com/search', |
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} |
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})).to.throw(TypeError); |
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expect(() => Search.fromJSON({ |
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default: 'google', |
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engines: { |
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'google': 'https://google.com/search?q={}&r={}', |
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} |
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})).to.throw(TypeError); |
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}); |
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}); |
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