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import {async, getTestBed, TestBed} from '@angular/core/testing';
import {MultiselectFormControlService} from "./multiselect.formControl.service";
import {MultiselectFormControl} from "../../../../models/formControlModels/multiselectFormControl.model";
import {MultiSelectItem} from "./multiselect.model";
describe('Multi Select Form Control Service', () => {
let injector;
let service: MultiselectFormControlService;
beforeAll(done => (async () => {
TestBed.configureTestingModule({
imports: [],
providers: [MultiselectFormControlService]
});
await TestBed.compileComponents();
injector = getTestBed();
service = injector.get(MultiselectFormControlService);
})().then(done).catch(done.fail));
const options = [
{
id: 'A',
name: 'a'
},
{
id: 'B',
name: 'b',
keepMe: -42
},
{
id: 'C',
name: 'c'
}
],
selectedFieldName = 'name',
ngValue = 'id';
test('convertOriginalItems should convert options array to <MultiSelectItem> list', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: options
};
service.convertOriginalItems(control).then((result: MultiSelectItem[]) => {
expect(result).toEqual([
{"id": 1, "itemId": 'A', "itemName": 'a'},
{"id": 2, "itemId": 'B', "itemName": 'b'},
{"id": 3, "itemId": 'C', "itemName": 'c'}
]);
});
}));
test('convertOriginalItems should return empty list when options list is empty', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: []
};
service.convertOriginalItems(control).then((result) => {
expect(result).toEqual([]);
});
}));
test('convertOptionsToHashMap - should convert any object to hash map with ngValue', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: options
};
let map = service.convertOptionsToHashMap(control);
expect(Object.keys(map)).toHaveLength(3);
expect(map).toEqual({
'A': {
id: 'A',
name: 'a',
index: 1
},
'B': {
id: 'B',
name: 'b',
keepMe: -42,
index: 2
},
'C': {
id: 'C',
name: 'c',
index: 3
}
})
}));
test('convertOptionsToHashMap - should convert any object to hash map with ngValue: empty options', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: []
};
let map = service.convertOptionsToHashMap(control);
expect(Object.keys(map)).toHaveLength(0)
}));
test('convertSelectedItems - should convert select item to multi select list', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: options,
value: ['A', 'C']
};
service.convertSelectedItems(control).then((selectedOptions) => {
expect(selectedOptions).toHaveLength(2);
expect(selectedOptions[0].itemName).toEqual('a');
expect(selectedOptions[1].itemName).toEqual('c');
})
}));
test('convertSelectedItems - should convert select item to multi select list with special convert function', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: options,
value: 'A,C',
convertOriginalDataToArray: (value) => {
return value.split(',');
}
};
service.convertSelectedItems(control).then((selectedOptions) => {
expect(selectedOptions).toHaveLength(2);
expect(selectedOptions[0].itemName).toEqual('a');
expect(selectedOptions[1].itemName).toEqual('c');
})
}));
test('convertSelectedItems - should return empty list iof value is empty list', async(() => {
let control: MultiselectFormControl = <any>{
ngValue,
selectedFieldName,
options$: options,
value: []
};
service.convertSelectedItems(control).then((selectedOptions) => {
expect(selectedOptions).toHaveLength(0);
})
}));
});
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