forked from mirrors/gecko-dev
52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
const { createStore, applyMiddleware } = require("devtools/client/shared/vendor/redux");
|
|
const { task } = require("devtools/client/shared/redux/middleware/task");
|
|
|
|
/**
|
|
* Tests that task middleware allows dispatching generators, promises and objects
|
|
* that return actions;
|
|
*/
|
|
|
|
function run_test() {
|
|
run_next_test();
|
|
}
|
|
|
|
add_task(function* () {
|
|
let store = applyMiddleware(task)(createStore)(reducer);
|
|
|
|
store.dispatch(fetch1("generator"));
|
|
yield waitUntilState(store, () => store.getState().length === 1);
|
|
equal(store.getState()[0].data, "generator", "task middleware async dispatches an action via generator");
|
|
|
|
store.dispatch(fetch2("sync"));
|
|
yield waitUntilState(store, () => store.getState().length === 2);
|
|
equal(store.getState()[1].data, "sync", "task middleware sync dispatches an action via sync");
|
|
});
|
|
|
|
function fetch1(data) {
|
|
return function* (dispatch, getState) {
|
|
equal(getState().length, 0, "`getState` is accessible in a generator action");
|
|
let moreData = yield new Promise(resolve => resolve(data));
|
|
// Ensure it handles more than one yield
|
|
moreData = yield new Promise(resolve => resolve(data));
|
|
dispatch({ type: "fetch1", data: moreData });
|
|
};
|
|
}
|
|
|
|
function fetch2(data) {
|
|
return {
|
|
type: "fetch2",
|
|
data
|
|
};
|
|
}
|
|
|
|
function reducer(state = [], action) {
|
|
do_print("Action called: " + action.type);
|
|
if (["fetch1", "fetch2"].includes(action.type)) {
|
|
state.push(action);
|
|
}
|
|
return [...state];
|
|
}
|