add frontend test for published_to_js

fonsp · Jul 16, 2023 · ce919be · ce919be
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diff --git a/test/frontend/__tests__/published_to_js.js b/test/frontend/__tests__/published_to_js.js
@@ -0,0 +1,58 @@
+import puppeteer from "puppeteer"
+import { lastElement, saveScreenshot, getTestScreenshotPath, createPage } from "../helpers/common"
+import {
+    getCellIds,
+    importNotebook,
+    waitForCellOutput,
+    getPlutoUrl,
+    prewarmPluto,
+    writeSingleLineInPlutoInput,
+    waitForNoUpdateOngoing,
+    shutdownCurrentNotebook,
+    setupPlutoBrowser,
+} from "../helpers/pluto"
+
+describe("publish_to_js", () => {
+    /**
+     * Launch a shared browser instance for all tests.
+     * I don't use jest-puppeteer because it takes away a lot of control and works buggy for me,
+     * so I need to manually create the shared browser.
+     * @type {puppeteer.Browser}
+     */
+    let browser = null
+    /** @type {puppeteer.Page} */
+    let page = null
+    beforeAll(async () => {
+        browser = await setupPlutoBrowser()
+    })
+    beforeEach(async () => {
+        page = await createPage(browser)
+        await page.goto(getPlutoUrl(), { waitUntil: "networkidle0" })
+    })
+    afterEach(async () => {
+        await saveScreenshot(page)
+        await shutdownCurrentNotebook(page)
+        await page.close()
+        page = null
+    })
+    afterAll(async () => {
+        await browser.close()
+        browser = null
+    })
+
+    it("Should correctly show published_to_js in cell output, but not in logs", async () => {
+        await importNotebook(page, "published_to_js.jl")
+        await waitForNoUpdateOngoing(page, { polling: 100 })
+        let output_of_published = await page.evaluate(() => {
+            return document.querySelector("#to_cell_output")?.textContent
+        })
+        expect(output_of_published).toBe("[1,2,3] MAGIC!")
+
+        // The log content is not shown, so #to_cell_log does not exist
+        let log_of_published = await page.evaluate(() => {
+            return document.querySelector("#to_cell_log")?.textContent
+        })
+        // This test is currently broken, due to https://github.com/fonsp/Pluto.jl/issues/2092
+        // expect(log_of_published).toBe("[4,5,6] MAGIC!")
+    })
+})
diff --git a/test/frontend/fixtures/published_to_js.jl b/test/frontend/fixtures/published_to_js.jl
@@ -0,0 +1,49 @@
+### A Pluto.jl notebook ###
+# v0.19.27
+
+using Markdown
+using InteractiveUtils
+
+# ╔═╡ 2d69377e-23f8-11ee-116b-fb6a8f328528
+begin
+	using Pkg
+	Pkg.activate(temp=true)
+	Pkg.add(url="https://github.com/disberd/AbstractPlutoDingetjes.jl", rev="published_to_js")
+	Pkg.add("HypertextLiteral")
+end
+
+# ╔═╡ 2ea26a4b-2d1e-4bcb-8b7b-cace79f7926a
+begin
+	using AbstractPlutoDingetjes.Display: published_to_js
+	using HypertextLiteral
+end
+
+# ╔═╡ 043829fc-af3a-40b9-bb4f-f848ab50eb25
+a = [1,2,3];
+
+# ╔═╡ 2f4609fd-7361-4048-985a-2cc74bb25606
+@htl """
+<script>
+const a = JSON.stringify($(published_to_js(a))) + " MAGIC!"
+return html`<div id='to_cell_output'>\${a}</div>`
+</script>
+"""
+
+# ╔═╡ 28eba9fd-0416-49b8-966e-03a381c19ca7
+b = [4,5,6];
+
+# ╔═╡ 0a4e8a19-6d43-4161-bb8c-1ebf8f8f68ba
+@info @htl """
+<script>
+const a = JSON.stringify($(published_to_js(b))) + " MAGIC!"
+return html`<div id='to_cell_log'>\${a}</div>`
+</script>
+"""
+
+# ╔═╡ Cell order:
+# ╠═2d69377e-23f8-11ee-116b-fb6a8f328528
+# ╠═2ea26a4b-2d1e-4bcb-8b7b-cace79f7926a
+# ╠═043829fc-af3a-40b9-bb4f-f848ab50eb25
+# ╠═2f4609fd-7361-4048-985a-2cc74bb25606
+# ╠═28eba9fd-0416-49b8-966e-03a381c19ca7
+# ╠═0a4e8a19-6d43-4161-bb8c-1ebf8f8f68ba