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import {TestBed} from "@angular/core/testing";
import {DataFilterPipe} from "./data-filter.pipe";
describe('Data filter pipe', () => {
let dataFilterPipe: DataFilterPipe;
beforeAll(done => (async () => {
TestBed.configureTestingModule({});
await TestBed.compileComponents();
dataFilterPipe = new DataFilterPipe();
})().then(done).catch(done.fail));
const items= [{'id':1, 'name': 'aaa'},
{'id':12, 'name': 'bbb', 'children':{'first': 155, 'second': 2, 'third': 3}},
{'id':3, 'name': 'ccc', 'children':{'first': 1, 'second': 2, 'third': 3}},
{'id':4, 'name': 'aad', 'children':{'first': 1, 'second': 2, 'third': 3}}];
const keys : string[][] = [["id"],["name"],["children", "first"]];
test('should return items contains substring, keys not provided', () => {
const expected = [{'id':1, 'name': 'aaa'}, {'id':4, 'name': 'aad', 'children':{'first': 1, 'second': 2, 'third': 3}}];
let res:any[] = dataFilterPipe.transform(items,'aa');
expect(res).toEqual(expected);
});
test('should return no result, keys not provided', () => {
const expected = [];
let res:any[] = dataFilterPipe.transform(items,'5');
expect(res).toEqual(expected);
});
test('should return no result, deep keys provided', () => {
const expected = [];
let res:any[] = dataFilterPipe.transform(items,'6', keys);
expect(res).toEqual(expected);
});
test('should return expected result, deep keys provided', () => {
const expected = [{'id':12, 'name': 'bbb', 'children':{'first': 155, 'second': 2, 'third': 3}}];
let res:any[] = dataFilterPipe.transform(items,'155', keys);
expect(res).toEqual(expected);
});
test('should return expected result, case insensitive', () => {
const expected = [{'id':12, 'name': 'bbb', 'children':{'first': 155, 'second': 2, 'third': 3}}];
let res:any[] = dataFilterPipe.transform(items,'BBB', keys);
expect(res).toEqual(expected);
});
});
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