Status bar tests

commit-id:d18dba8f

test-support/scarb.ts

@@ -0,0 +1,8 @@
+import commandExists from "command-exists";
+
+let isScarbAvailableState: null | boolean = null;
+
+export const isScarbAvailable = async () =>
+  (isScarbAvailableState ??= await commandExists("scarb")
+    .then(() => true)
+    .catch(() => false));

ui-test/fixtures/empty/Scarb.lock

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+# Code generated by scarb DO NOT EDIT.
+version = 1
+
+[[package]]
+name = "empty"
+version = "0.1.0"

ui-test/fixtures/empty/Scarb.toml

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+[package]
+name = "empty"
+version = "0.1.0"

ui-test/statusBar.ts

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+import { EditorView, StatusBar, VSBrowser, WebElement, Workbench } from "vscode-extension-tester";
+import { expect } from "chai";
+import { isScarbAvailable } from "../test-support/scarb";
+import * as path from "path";
+
+describe("Status bar", function () {
+  this.timeout(50000);
+
+  before(async function () {
+    await VSBrowser.instance.openResources(path.join("ui-test", "fixtures", "empty"));
+  });
+
+  afterEach(async function () {
+    await new EditorView().closeAllEditors();
+  });
+
+  it("Displays Cairo toolchain version", async function () {
+    const statusBar = await VSBrowser.instance.driver.wait(
+      getStatusBarItem,
+      5000,
+      "failed to obtain Cairo status bar",
+      // Check every 0.5 second.
+      500,
+    );
+
+    expect(statusBar).not.undefined;
+
+    // `new StatusBar().getItem("Cairo")` is broken and searches not only in title.
+    const title = await statusBar!.getAttribute(StatusBar["locators"].StatusBar.itemTitle);
+
+    if (await isScarbAvailable()) {
+      expect(title).to.match(
+        /Cairo, Cairo Language\nscarb .+ \(.+\)\ncairo: .+ \(.+\)\nsierra: .+/,
+      );
+    } else {
+      expect(title).to.be.eq("Cairo, Cairo Language");
+    }
+  });
+
+  it("checks if status bar is disabled", async function () {
+    const settings = await new Workbench().openSettings();
+
+    const setting = await settings.findSetting("Show In Status Bar", "Cairo1");
+    setting.setValue(false);
+
+    const statusBarIsUndefined = await VSBrowser.instance.driver.wait(async () => {
+      const statusBar = await getStatusBarItem();
+
+      return statusBar === undefined;
+    }, 2000);
+
+    expect(statusBarIsUndefined).to.be.true;
+  });
+});
+
+async function getStatusBarItem(): Promise<WebElement | undefined> {
+  const items = await new StatusBar().getItems();
+
+  for (const item of items) {
+    const text = await item.getText();
+
+    if (text.startsWith("Cairo")) {
+      return item;
+    }
+  }
+
+  return undefined;
+}