8b8bef015e
* Add evaluation helpers * Make some helpers only available server-side They don't make any sense on the client side. * Fork the right thing
85 lines
2.0 KiB
TypeScript
85 lines
2.0 KiB
TypeScript
import { createClient } from "./helpers";
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describe("Evaluate", () => {
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const client = createClient();
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it("should transfer string", async () => {
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const value = await client.evaluate(() => {
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return "hi";
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});
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expect(value).toEqual("hi");
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}, 100);
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it("should compute from string", async () => {
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const start = "ban\%\$\"``a,,,,asdasd";
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const value = await client.evaluate((_helper, a) => {
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return a;
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}, start);
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expect(value).toEqual(start);
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}, 100);
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it("should compute from object", async () => {
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const value = await client.evaluate((_helper, arg) => {
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return arg.bananas * 2;
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}, { bananas: 1 });
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expect(value).toEqual(2);
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}, 100);
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it("should transfer object", async () => {
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const value = await client.evaluate(() => {
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return { alpha: "beta" };
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});
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expect(value.alpha).toEqual("beta");
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}, 100);
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it("should require", async () => {
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const value = await client.evaluate(() => {
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const fs = require("fs") as typeof import("fs");
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return Object.keys(fs).filter((f) => f === "readFileSync");
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});
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expect(value[0]).toEqual("readFileSync");
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}, 100);
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it("should resolve with promise", async () => {
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const value = await client.evaluate(async () => {
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await new Promise((r): number => setTimeout(r, 100));
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return "donkey";
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});
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expect(value).toEqual("donkey");
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}, 250);
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it("should do active process", (done) => {
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const runner = client.run((ae) => {
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ae.on("first", () => {
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ae.emit("first:response");
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ae.on("second", () => ae.emit("second:response"));
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});
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const disposeCallbacks = <Array<() => void>>[];
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const dispose = (): void => {
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disposeCallbacks.forEach((cb) => cb());
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ae.emit("disposed");
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};
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return {
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onDidDispose: (cb: () => void): number => disposeCallbacks.push(cb),
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dispose,
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};
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});
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runner.emit("first");
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runner.on("first:response", () => runner.emit("second"));
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runner.on("second:response", () => client.dispose());
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runner.on("disposed", () => done());
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});
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});
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