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Test Info: Warnings
- This test gets skipped with pattern: os == 'android'
- Manifest: devtools/client/shared/redux/middleware/test/xpcshell/xpcshell.toml
/* 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
"use strict";
const {
createStore,
applyMiddleware,
} = require("resource://devtools/client/shared/vendor/redux.js");
const {
task,
} = require("resource://devtools/client/shared/redux/middleware/task.js");
/**
* Tests that task middleware allows dispatching generators, promises and objects
* that return actions;
*/
add_task(async function () {
const store = applyMiddleware(task)(createStore)(reducer);
store.dispatch(fetch1("generator"));
await waitUntilState(store, () => store.getState().length === 1);
equal(
store.getState()[0].data,
"generator",
"task middleware async dispatches an action via generator"
);
store.dispatch(fetch2("sync"));
await waitUntilState(store, () => store.getState().length === 2);
equal(
store.getState()[1].data,
"sync",
"task middleware sync dispatches an action via sync"
);
});
function fetch1(data) {
return async function ({ dispatch, getState }) {
equal(
getState().length,
0,
"`getState` is accessible in a generator action"
);
let moreData = await new Promise(resolve => resolve(data));
// Ensure it handles more than one yield
moreData = await new Promise(resolve => resolve(data));
dispatch({ type: "fetch1", data: moreData });
};
}
function fetch2(data) {
return {
type: "fetch2",
data,
};
}
function reducer(state = [], action) {
info("Action called: " + action.type);
if (["fetch1", "fetch2"].includes(action.type)) {
state.push(action);
}
return [...state];
}