fune/browser/components/shell/test/browser_setDefaultPDFHandler.js

/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

XPCOMUtils.defineLazyModuleGetters(this, {
  ExperimentAPI: "resource://nimbus/ExperimentAPI.jsm",
  ExperimentFakes: "resource://testing-common/NimbusTestUtils.jsm",
  NimbusFeatures: "resource://nimbus/ExperimentAPI.jsm",
  sinon: "resource://testing-common/Sinon.jsm",
});

XPCOMUtils.defineLazyServiceGetter(
  this,
  "XreDirProvider",
  "@mozilla.org/xre/directory-provider;1",
  "nsIXREDirProvider"
);

const _callExternalDefaultBrowserAgentStub = sinon
  .stub(ShellService, "_callExternalDefaultBrowserAgent")
  .callsFake(async () => ({
    async wait() {
      return { exitCode: 0 };
    },
  }));

const _userChoiceImpossibleTelemetryResultStub = sinon
  .stub(ShellService, "_userChoiceImpossibleTelemetryResult")
  .callsFake(() => null);

// Ensure we don't fall back to a real implementation.
const setDefaultStub = sinon.stub();
const shellStub = sinon
  .stub(ShellService, "shellService")
  .value({ setDefaultBrowser: setDefaultStub });

registerCleanupFunction(() => {
  _callExternalDefaultBrowserAgentStub.restore();
  _userChoiceImpossibleTelemetryResultStub.restore();
  shellStub.restore();

  ExperimentAPI._store._deleteForTests("shellService");
});

add_task(async function ready() {
  await ExperimentAPI.ready();
});

// Everything here is Windows 10+.
Assert.ok(
  AppConstants.isPlatformAndVersionAtLeast("win", "10"),
  "Windows version 10+"
);

add_task(async function remoteEnableWithPDF() {
  let doCleanup = await ExperimentFakes.enrollWithRollout({
    featureId: NimbusFeatures.shellService.featureId,
    value: {
      setDefaultBrowserUserChoice: true,
      setDefaultPDFHandler: true,
      enabled: true,
    },
  });

  Assert.equal(
    NimbusFeatures.shellService.getVariable("setDefaultBrowserUserChoice"),
    true
  );
  Assert.equal(
    NimbusFeatures.shellService.getVariable("setDefaultPDFHandler"),
    true
  );

  _callExternalDefaultBrowserAgentStub.resetHistory();
  ShellService.setDefaultBrowser();

  const aumi = XreDirProvider.getInstallHash();
  Assert.ok(_callExternalDefaultBrowserAgentStub.called);
  Assert.deepEqual(_callExternalDefaultBrowserAgentStub.firstCall.args, [
    { arguments: ["set-default-browser-user-choice", aumi, ".pdf"] },
  ]);

  await doCleanup();
});

add_task(async function remoteEnableWithoutPDF() {
  let doCleanup = await ExperimentFakes.enrollWithRollout({
    featureId: NimbusFeatures.shellService.featureId,
    value: {
      setDefaultBrowserUserChoice: true,
      setDefaultPDFHandler: false,
      enabled: true,
    },
  });

  Assert.equal(
    NimbusFeatures.shellService.getVariable("setDefaultBrowserUserChoice"),
    true
  );
  Assert.equal(
    NimbusFeatures.shellService.getVariable("setDefaultPDFHandler"),
    false
  );

  _callExternalDefaultBrowserAgentStub.resetHistory();
  ShellService.setDefaultBrowser();

  const aumi = XreDirProvider.getInstallHash();
  Assert.ok(_callExternalDefaultBrowserAgentStub.called);
  Assert.deepEqual(_callExternalDefaultBrowserAgentStub.firstCall.args, [
    { arguments: ["set-default-browser-user-choice", aumi] },
  ]);

  await doCleanup();
});

add_task(async function remoteDisable() {
  let doCleanup = await ExperimentFakes.enrollWithRollout({
    featureId: NimbusFeatures.shellService.featureId,
    value: {
      setDefaultBrowserUserChoice: false,
      setDefaultPDFHandler: true,
      enabled: false,
    },
  });

  Assert.equal(
    NimbusFeatures.shellService.getVariable("setDefaultBrowserUserChoice"),
    false
  );
  Assert.equal(
    NimbusFeatures.shellService.getVariable("setDefaultPDFHandler"),
    true
  );

  _callExternalDefaultBrowserAgentStub.resetHistory();
  ShellService.setDefaultBrowser();

  Assert.ok(_callExternalDefaultBrowserAgentStub.notCalled);
  Assert.ok(setDefaultStub.called);

  await doCleanup();
});