One post tagged with "xstate"

import { assertEquals } from "https://deno.land/std@0.224.0/assert/mod.ts";
import { createActor, setup } from "xstate";

Deno.test("x-entry-or-always-action-raise", () => {
  const machine = setup({
    actions: {
      entry_action(_, box: string[]) {
        box.push("entry_action");
      },
      always_action(_, box: string[]) {
        box.push("always_action");
      },
    },
  }).createMachine({
    context: {
      box: [] as string[],
    },
    initial: "Start",
    output: ({ context: { box } }) => box,
    states: {
      Start: {
        always: {
          actions: {
            type: "always_action",
            params: ({ context: { box } }) => box,
          },
        },
        entry: {
          type: "entry_action",
          params: ({ context: { box } }) => box,
        },
      },
      Finish: {
        type: "final",
      },
    },
  });
  const actor = createActor(machine);
  actor.start();
  const snapshot = actor.getSnapshot();
  assertEquals(snapshot.context.box, ["entry_action", "always_action"]);
});