Bug 1614822 - Enable ESLint for testing/mochitest/tests/Harness_sanity/. r=kmag

Differential Revision: https://phabricator.services.mozilla.com/D62512

--HG--
extra : moz-landing-system : lando

.eslintignore

@@ -175,9 +175,6 @@ services/fxaccounts/FxAccountsPairingChannel.js
 # Servo is imported.
 servo/
 
-# third party modules
-testing/mochitest/tests/Harness_sanity/
-
 # Test files that we don't want to lint (preprocessed, minified etc)
 testing/marionette/atom.js
 testing/mozbase/mozprofile/tests/files/prefs_with_comments.js

.eslintrc.js

@@ -32,6 +32,7 @@ const mochitestTestPaths = [
   "**/test/mochitest/",
   "**/tests/mochitest/",
   "testing/mochitest/tests/SimpleTest/",
+  "testing/mochitest/tests/Harness_sanity/",
 ];
 
 const chromeTestPaths = [

testing/mochitest/tests/Harness_sanity/SpecialPowersLoadChromeScript.js

@@ -1,3 +1,6 @@
+/* eslint-env mozilla/frame-script */
+/* global assert */
+
 // Just receive 'foo' message and forward it back
 // as 'bar' message
 addMessageListener("foo", function(message) {

testing/mochitest/tests/Harness_sanity/importtesting_chromescript.js

@@ -1,3 +1,5 @@
+/* eslint-env mozilla/frame-script */
+
 addMessageListener("ImportTesting:IsModuleLoaded", function(msg) {
   sendAsyncMessage("ImportTesting:IsModuleLoadedReply", Cu.isModuleLoaded(msg));
 });

testing/mochitest/tests/Harness_sanity/specialPowers_framescript.js

@@ -1,13 +1,15 @@
+/* eslint-env mozilla/frame-script */
+
 const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
 
 var permChangedObs = {
-  observe: function(subject, topic, data) {
-    if (topic == 'perm-changed') {
+  observe(subject, topic, data) {
+    if (topic == "perm-changed") {
       var permission = subject.QueryInterface(Ci.nsIPermission);
       var msg = { op: data, type: permission.type };
-      sendAsyncMessage('perm-changed', msg);
-    }
+      sendAsyncMessage("perm-changed", msg);
     }
+  },
 };
 
-Services.obs.addObserver(permChangedObs, 'perm-changed');
+Services.obs.addObserver(permChangedObs, "perm-changed");

testing/mochitest/tests/Harness_sanity/test_SpecialPowersExtension.html

@@ -54,6 +54,7 @@ async function starttest(){
 
   // Test an invalid pref
   var retVal = null;
+  // eslint-disable-next-line mozilla/use-default-preference-values
   try {
     retVal = SpecialPowers.getBoolPref('extensions.checkCompat0123456789');
   } catch (ex) {

testing/mochitest/tests/Harness_sanity/test_SpecialPowersLoadChromeScript.html

@@ -9,6 +9,9 @@
 
 <pre id="test">
 <script class="testbody" type="text/javascript">
+/* eslint-env mozilla/frame-script */
+/* global assert */
+
 SimpleTest.waitForExplicitFinish();
 
 var url = SimpleTest.getTestFileURL("SpecialPowersLoadChromeScript.js");

testing/mochitest/tests/Harness_sanity/test_SpecialPowersLoadChromeScript_function.html

@@ -9,6 +9,9 @@
 
 <pre id="test">
 <script class="testbody" type="text/javascript">
+/* eslint-env mozilla/frame-script */
+/* global assert */
+
 SimpleTest.waitForExplicitFinish();
 
 

testing/mochitest/tests/Harness_sanity/test_SpecialPowersLoadPrivilegedScript.html

@@ -12,6 +12,7 @@
 
 SimpleTest.waitForExplicitFinish();
 
+/* eslint-disable mozilla/use-services */
 function loadPrivilegedScriptTest() {
   function isMainProcess() {
     return Cc["@mozilla.org/xre/app-info;1"].
@@ -29,7 +30,7 @@ try {
   ok(false, "loadPrivilegedScript shoulde not throw");
 }
 port.onmessage = (e) => {
-  is(contentProcessType, e.data['isMainProcess'], "content and the script should be in the same process");
+  is(contentProcessType, e.data.isMainProcess, "content and the script should be in the same process");
   SimpleTest.finish();
 };
 </script>

testing/mochitest/tests/Harness_sanity/test_SpecialPowersSandbox.html

@@ -71,15 +71,15 @@ add_task(async function() {
     },
     "SpecialPowers.spawn-subframe": () => {
       return SpecialPowers.spawn(frame, [subframeSrc], async src => {
-        let frame = this.content.document.createElement("iframe");
-        frame.src = src;
-        this.content.document.body.appendChild(frame);
+        let subFrame = this.content.document.createElement("iframe");
+        subFrame.src = src;
+        this.content.document.body.appendChild(subFrame);
 
         await new Promise(resolve => {
-          frame.addEventListener("load", resolve, { once: true });
+          subFrame.addEventListener("load", resolve, { once: true });
         });
 
-        await SpecialPowers.spawn(frame, [], () => {
+        await SpecialPowers.spawn(subFrame, [], () => {
           Assert.equal(1, 2, "Thing");
           Assert.equal(1, 1, "Hmm");
           Assert.ok(true, "Yay.");

testing/mochitest/tests/Harness_sanity/test_SpecialPowersSpawn.html

@@ -30,6 +30,7 @@
 
     is(result, "Hello there.", "Got correct element text from frame");
 
+    /* eslint-disable no-shadow */
     result = await SpecialPowers.spawn(frame, ["#hello"], selector => {
       return SpecialPowers.spawn(content.parent, [selector], selector => {
         let elem = content.document.querySelector(selector);
@@ -54,7 +55,7 @@
 
     is(result, "Hello there.", "Got correct element text from browsing context");
 
-    let line = 58; // Keep this in sync with the line number where the callback function starts.
+    let line = 59; // Keep this in sync with the line number where the callback function starts.
     let callback = () => {
       let e = new Error("Hello.");
       return { filename: e.fileName, lineNumber: e.lineNumber };

testing/mochitest/tests/Harness_sanity/test_sanityEventUtils.html

@@ -150,13 +150,13 @@ function starttest() {
                         { arg: "~", code: "Backquote", keyCode: KeyboardEvent.DOM_VK_BACK_QUOTE },
                         { arg: "<", code: "Comma", keyCode: KeyboardEvent.DOM_VK_COMMA },
                         { arg: ".", code: "Period", keyCode: KeyboardEvent.DOM_VK_PERIOD }]) {
-        let keydown, keyup;
+        let testKeydown, keyup;
         $("testKeyEvent").focus();
-        $("testKeyEvent").addEventListener("keydown", (e) => { keydown = e; }, {once: true});
+        $("testKeyEvent").addEventListener("keydown", (e) => { testKeydown = e; }, {once: true});
         $("testKeyEvent").addEventListener("keyup", (e) => { keyup = e; }, {once: true});
         synthesizeKey(test.arg);
-        is(keydown.code, test.code, `Synthesizing "${test.arg}" should set code value of "keydown" to "${test.code}"`);
-        is(keydown.keyCode, test.keyCode, `Synthesizing "${test.arg}" should set keyCode value of "keydown" to "${test.keyCode}"`);
+        is(testKeydown.code, test.code, `Synthesizing "${test.arg}" should set code value of "keydown" to "${test.code}"`);
+        is(testKeydown.keyCode, test.keyCode, `Synthesizing "${test.arg}" should set keyCode value of "keydown" to "${test.keyCode}"`);
         is(keyup.code, test.code, `Synthesizing "${test.arg}" key should set code value of "keyup" to "${test.code}"`);
         is(keyup.keyCode, test.keyCode, `Synthesizing "${test.arg}" key should set keyCode value of "keyup" to "${test.keyCode}"`);
         $("testKeyEvent").value = "";

testing/mochitest/tests/Harness_sanity/test_sanityException.html

@@ -9,6 +9,7 @@
 <script>
 ok(true, "a call to ok");
 SimpleTest.expectUncaughtException();
+// eslint-disable-next-line no-throw-literal
 throw "an uncaught exception";
 </script>
 </body>

testing/mochitest/tests/Harness_sanity/test_sanityException2.html

@@ -11,6 +11,7 @@ SimpleTest.waitForExplicitFinish();
 ok(true, "a call to ok");
 SimpleTest.executeSoon(function() {
   SimpleTest.expectUncaughtException();
+  // eslint-disable-next-line no-throw-literal
   throw "an uncaught exception";
 });
 SimpleTest.executeSoon(function() {

testing/mochitest/tests/Harness_sanity/test_sanitySimpletest.html

@@ -84,6 +84,7 @@ function starttest() {
             //expect and throw exception here. Otherwise, any code that follows the throw call will never be executed
             SimpleTest.expectUncaughtException();
             //make sure we catch this error
+            // eslint-disable-next-line no-throw-literal
             throw "i am an uncaught exception"
           }
         );

testing/mochitest/tests/Harness_sanity/test_sanity_cleanup2.html

@@ -9,7 +9,7 @@
 </head>
 <body>
 <script class="testbody" type="text/javascript">
-for (pref of [1, 2]) {
+for (const pref of [1, 2]) {
   try {
     SpecialPowers.getBoolPref("simpletest.cleanup." + pref);
     ok(false, "Cleanup function should have unset pref");

testing/mochitest/tests/Harness_sanity/test_sanity_waitForCondition.html

@@ -14,13 +14,11 @@ var capturedFailures = [];
 window.ok = function (cond, name) {
   if (!captureFailure) {
     SimpleTest.ok(cond, name);
-  } else {
-    if (cond) {
+  } else if (cond) {
       SimpleTest.ok(false, `Expect a failure with "${name}"`);
     } else {
       capturedFailures.push(name);
     }
-  }
 };
 
 SimpleTest.waitForExplicitFinish();