se-scraper/test/test_queryargs_google.js
Nikolai Tschacher 5bf7c94b9a new version
2019-06-11 22:01:27 +02:00

90 lines
3.7 KiB
JavaScript

const se_scraper = require('./../index.js');
var assert = require('chai').assert;
const normal_search_keywords = ['apple juice'];
async function queryargs_search_test() {
let config = {
search_engine: 'google',
compress: false,
debug: true,
verbose: true,
keywords: normal_search_keywords,
keyword_file: '',
num_pages: 2,
headless: true,
output_file: '',
block_assets: true,
// use specific search engine parameters for various search engines
google_settings: {
google_domain: 'google.com',
gl: 'fr', // The gl parameter determines the Google country to use for the query.
hl: 'fr', // The hl parameter determines the Google UI language to return results.
start: 30, // Determines the results offset to use, defaults to 0.
num: 100, // Determines the number of results to show, defaults to 10. Maximum is 100.
},
};
console.log('queryargs_search_test()');
await se_scraper.scrape(config, queryargs_search_test_case);
}
// we test with a callback function to our handler
function queryargs_search_test_case(err, response) {
if (err) {
console.error(err);
} else {
assert.equal(response.metadata.num_requests, 2);
for (let query in response.results) {
let total_rank = 1;
assert.containsAllKeys(response.results, normal_search_keywords, 'not all keywords were scraped.');
for (let page_number in response.results[query]) {
assert.isNumber(parseInt(page_number), 'page_number must be numeric');
let obj = response.results[query][page_number];
assert.containsAllKeys(obj, ['results', 'time', 'no_results', 'num_results', 'effective_query'], 'not all keys are in the object');
assert.isAtLeast(obj.results.length, 90, 'results must have at least 80 SERP objects');
assert.equal(obj.no_results, false, 'no results should be false');
assert.typeOf(obj.num_results, 'string', 'num_results must be a string');
assert.isAtLeast(obj.num_results.length, 5, 'num_results should be a string of at least 5 chars');
assert.typeOf(Date.parse(obj.time), 'number', 'time should be a valid date');
for (let res of obj.results) {
assert.containsAllKeys(res, ['link', 'title', 'rank', 'visible_link'], 'not all keys are in the SERP object');
assert.isOk(res.link, 'link must be ok');
assert.typeOf(res.link, 'string', 'link must be string');
assert.isAtLeast(res.link.length, 5, 'link must have at least 5 chars');
assert.isOk(res.visible_link, 'visible_link must be ok');
assert.typeOf(res.visible_link, 'string', 'visible_link must be string');
assert.isAtLeast(res.visible_link.length, 5, 'visible_link must have at least 5 chars');
assert.isOk(res.title, 'title must be ok');
assert.typeOf(res.title, 'string', 'title must be string');
assert.isAtLeast(res.title.length, 10, 'title must have at least 10 chars');
assert.isOk(res.snippet, 'snippet must be ok');
assert.typeOf(res.snippet, 'string', 'snippet must be string');
assert.isAtLeast(res.snippet.length, 10, 'snippet must have at least 10 chars');
assert.isNumber(res.rank, 'rank must be integer');
assert.equal(res.rank, total_rank++, 'rank ist wrong');
}
}
}
}
}
(async () => {
await queryargs_search_test();
})();