1 files changed, 159 insertions, 0 deletions
diff --git a/devtools/client/shared/remote-debugging/test/xpcshell/test_version_checker.js b/devtools/client/shared/remote-debugging/test/xpcshell/test_version_checker.js
new file mode 100644
index 0000000000..92f7d54a1e
--- /dev/null
+++ b/devtools/client/shared/remote-debugging/test/xpcshell/test_version_checker.js
@@ -0,0 +1,159 @@
+/* global equal */
+
+"use strict";
+
+const {
+  _compareVersionCompatibility,
+  checkVersionCompatibility,
+  COMPATIBILITY_STATUS,
+} = require("resource://devtools/client/shared/remote-debugging/version-checker.js");
+
+const TEST_DATA = [
+  {
+    description: "same build date and same version number",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190131000000",
+    runtimeVersion: "60.0",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "same build date and older version in range (-1)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190131000000",
+    runtimeVersion: "59.0",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "same build date and older version in range (-2)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190131000000",
+    runtimeVersion: "58.0",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "same build date and older version in range (-2 Nightly)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190131000000",
+    runtimeVersion: "58.0a1",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "same build date and older version out of range (-3)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190131000000",
+    runtimeVersion: "57.0",
+    expected: COMPATIBILITY_STATUS.TOO_OLD,
+  },
+  {
+    description: "same build date and newer version out of range (+1)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190131000000",
+    runtimeVersion: "61.0",
+    expected: COMPATIBILITY_STATUS.TOO_RECENT,
+  },
+  {
+    description: "same major version and build date in range (-10 days)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190121000000",
+    runtimeVersion: "60.0",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "same major version and build date in range (+2 days)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190202000000",
+    runtimeVersion: "60.0",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "same major version and build date out of range (+8 days)",
+    localBuildId: "20190131000000",
+    localVersion: "60.0",
+    runtimeBuildId: "20190208000000",
+    runtimeVersion: "60.0",
+    expected: COMPATIBILITY_STATUS.TOO_RECENT,
+  },
+  {
+    description:
+      "fennec 68 compatibility error not raised for 68 -> 68 Android",
+    localBuildId: "20190131000000",
+    localVersion: "68.0",
+    runtimeBuildId: "20190202000000",
+    runtimeVersion: "68.0",
+    runtimeOs: "Android",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description:
+      "fennec 68 compatibility error not raised for 70 -> 68 Android",
+    localBuildId: "20190131000000",
+    localVersion: "70.0",
+    runtimeBuildId: "20190202000000",
+    runtimeVersion: "68.0",
+    runtimeOs: "Android",
+    expected: COMPATIBILITY_STATUS.COMPATIBLE,
+  },
+  {
+    description: "fennec 68 compatibility error raised for 71 -> 68 Android",
+    localBuildId: "20190131000000",
+    localVersion: "71.0",
+    runtimeBuildId: "20190202000000",
+    runtimeVersion: "68.0",
+    runtimeOs: "Android",
+    expected: COMPATIBILITY_STATUS.TOO_OLD_FENNEC,
+  },
+  {
+    description:
+      "fennec 68 compatibility error not raised for 71 -> 68 non-Android",
+    localBuildId: "20190131000000",
+    localVersion: "71.0",
+    runtimeBuildId: "20190202000000",
+    runtimeVersion: "68.0",
+    runtimeOs: "NotAndroid",
+    expected: COMPATIBILITY_STATUS.TOO_OLD,
+  },
+];
+
+add_task(async function testVersionChecker() {
+  for (const testData of TEST_DATA) {
+    const localDescription = {
+      appbuildid: testData.localBuildId,
+      platformversion: testData.localVersion,
+    };
+
+    const runtimeDescription = {
+      appbuildid: testData.runtimeBuildId,
+      platformversion: testData.runtimeVersion,
+      os: testData.runtimeOs,
+    };
+
+    const report = _compareVersionCompatibility(
+      localDescription,
+      runtimeDescription
+    );
+    equal(
+      report.status,
+      testData.expected,
+      "Expected status for test: " + testData.description
+    );
+  }
+});
+
+add_task(async function testVersionCheckWithVeryOldClient() {
+  // Use an empty object as devtools client, calling any method on it will fail.
+  const emptyClient = {};
+  const report = await checkVersionCompatibility(emptyClient);
+  equal(
+    report.status,
+    COMPATIBILITY_STATUS.TOO_OLD,
+    "Report status too old if devtools client is not implementing expected interface"
+  );
+});