mirror of https://github.com/jkjoy/sunpeiwen.git
36 lines
846 B
TypeScript
36 lines
846 B
TypeScript
import moize from '../src';
|
|
|
|
const method = jest.fn(function (one: string, two: string, three: string) {
|
|
return { one, two, three };
|
|
});
|
|
|
|
function transformer(args: string[]) {
|
|
const newKey: string[] = [];
|
|
|
|
let index = args.length;
|
|
|
|
while (--index) {
|
|
newKey[index - 1] = args[index];
|
|
}
|
|
|
|
return newKey;
|
|
}
|
|
|
|
const memoized = moize.transformArgs(transformer)(method);
|
|
|
|
const foo = 'foo';
|
|
const bar = 'bar';
|
|
const baz = 'baz';
|
|
|
|
describe('moize.transformArgs', () => {
|
|
it('limits the args memoized by', () => {
|
|
const resultA = memoized(foo, bar, baz);
|
|
const resultB = memoized(null, bar, baz);
|
|
|
|
expect(resultA).toEqual({ one: foo, two: bar, three: baz });
|
|
expect(resultB).toBe(resultA);
|
|
|
|
expect(method).toHaveBeenCalledTimes(1);
|
|
});
|
|
});
|