Bug 1763193 - Add TestUtils.assertOnPackagedBuild and use it on browser_all_files_referenced.js etc. r=Gijs

Differential Revision: https://phabricator.services.mozilla.com/D162441

browser/base/content/test/performance/browser_startup_content_mainthreadio.js

@@ -246,18 +246,7 @@ add_task(async function() {
     return;
   }
 
-  {
-    let omniJa = Services.dirsvc.get("XCurProcD", Ci.nsIFile);
-    omniJa.append("omni.ja");
-    if (!omniJa.exists()) {
-      ok(
-        false,
-        "This test requires a packaged build, " +
-          "run 'mach package' and then use --appname=dist"
-      );
-      return;
-    }
-  }
+  TestUtils.assertPackagedBuild();
 
   let startupRecorder = Cc["@mozilla.org/test/startuprecorder;1"].getService()
     .wrappedJSObject;

browser/base/content/test/performance/browser_startup_mainthreadio.js

@@ -607,18 +607,7 @@ add_task(async function() {
     return;
   }
 
-  {
-    let omniJa = Services.dirsvc.get("XCurProcD", Ci.nsIFile);
-    omniJa.append("omni.ja");
-    if (!omniJa.exists()) {
-      ok(
-        false,
-        "This test requires a packaged build, " +
-          "run 'mach package' and then use --appname=dist"
-      );
-      return;
-    }
-  }
+  TestUtils.assertPackagedBuild();
 
   let startupRecorder = Cc["@mozilla.org/test/startuprecorder;1"].getService()
     .wrappedJSObject;

browser/base/content/test/static/browser_all_files_referenced.js

@@ -805,6 +805,8 @@ function findChromeUrlsFromArray(array, prefix) {
 }
 
 add_task(async function checkAllTheFiles() {
+  TestUtils.assertPackagedBuild();
+
   const libxul = await IOUtils.read(PathUtils.xulLibraryPath);
   findChromeUrlsFromArray(libxul, "chrome://");
   findChromeUrlsFromArray(libxul, "resource://");

testing/modules/TestUtils.sys.mjs

@@ -341,4 +341,15 @@ export var TestUtils = {
     }
     return results;
   },
+
+  assertPackagedBuild() {
+    const omniJa = Services.dirsvc.get("XCurProcD", Ci.nsIFile);
+    omniJa.append("omni.ja");
+    if (!omniJa.exists()) {
+      throw new Error(
+        "This test requires a packaged build, " +
+          "run 'mach package' and then use --appname=dist"
+      );
+    }
+  },
 };

toolkit/components/backgroundtasks/tests/browser/browser_xpcom_graph_wait.js

@@ -185,18 +185,7 @@ function getStackFromProfile(profile, stack, libs) {
 }
 
 add_task(async function test_xpcom_graph_wait() {
-  {
-    let omniJa = Services.dirsvc.get("XCurProcD", Ci.nsIFile);
-    omniJa.append("omni.ja");
-    if (!omniJa.exists()) {
-      ok(
-        false,
-        "This test requires a packaged build, " +
-          "run 'mach package' and then use --appname=dist"
-      );
-      return;
-    }
-  }
+  TestUtils.assertPackagedBuild();
 
   let profilePath = Cc["@mozilla.org/process/environment;1"]
     .getService(Ci.nsIEnvironment)