tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_prepare-tcp-connection.js (2574B)

      1 "use strict";
      2 
      3 const DEVICE_ID = "FAKE_DEVICE_ID";
      4 const SOCKET_PATH = "fake/socket/path";
      5 
      6 /**
      7 * Test the prepare-tcp-connection command in isolation.
      8 */
      9 add_task(async function testParseFileUri() {
     10  info("Enable devtools.testing for this test to allow mocked modules");
     11  Services.prefs.setBoolPref("devtools.testing", true);
     12  registerCleanupFunction(() => {
     13    Services.prefs.clearUserPref("devtools.testing");
     14  });
     15 
     16  // Mocks are not supported for the regular DevTools loader.
     17  info("Create a BrowserLoader to enable mocks in the test");
     18  const { BrowserLoader } = ChromeUtils.importESModule(
     19    "resource://devtools/shared/loader/browser-loader.sys.mjs"
     20  );
     21  const mockedRequire = BrowserLoader({
     22    baseURI: "resource://devtools/client/shared/remote-debugging/adb",
     23    window: {},
     24  }).require;
     25 
     26  // Prepare a mocked version of the run-command.js module to test
     27  // prepare-tcp-connection in isolation.
     28  info("Create a run-command module mock");
     29  let createdPort;
     30  const mock = {
     31    runCommand: command => {
     32      // Check that we only receive the expected command and extract the port
     33      // number.
     34 
     35      // The command should follow the pattern
     36      // `host-serial:${deviceId}:forward:tcp:${localPort};${devicePort}`
     37      // with devicePort = `localfilesystem:${socketPath}`
     38      const socketPathRe = SOCKET_PATH.replace(/\//g, "\\/");
     39      const regexp = new RegExp(
     40        `host-serial:${DEVICE_ID}:forward:tcp:(\\d+);localfilesystem:${socketPathRe}`
     41      );
     42      const matches = regexp.exec(command);
     43      equal(matches.length, 2, "The command is the expected");
     44      createdPort = matches[1];
     45 
     46      // Finally return a Promise-like object.
     47      return {
     48        then: () => {},
     49      };
     50    },
     51  };
     52 
     53  info("Enable the mocked run-command module");
     54  const { setMockedModule, removeMockedModule } = mockedRequire(
     55    "devtools/shared/loader/browser-loader-mocks"
     56  );
     57  setMockedModule(
     58    mock,
     59    "devtools/client/shared/remote-debugging/adb/commands/run-command"
     60  );
     61  registerCleanupFunction(() => {
     62    removeMockedModule(
     63      "devtools/client/shared/remote-debugging/adb/commands/run-command"
     64    );
     65  });
     66 
     67  const { prepareTCPConnection } = mockedRequire(
     68    "devtools/client/shared/remote-debugging/adb/commands/prepare-tcp-connection"
     69  );
     70 
     71  const port = await prepareTCPConnection(DEVICE_ID, SOCKET_PATH);
     72  ok(!Number.isNaN(port), "prepareTCPConnection returned a valid port");
     73  equal(
     74    port,
     75    Number(createdPort),
     76    "prepareTCPConnection returned the port sent to the host-serial command"
     77  );
     78 });