run tests in Firefox

.github/workflows/test.yml

@@ -15,10 +15,11 @@ jobs:
       uses: actions/setup-node@v1
       with:
         node-version: 10.x
-    - name: Install chromium
-      run:  
-        sudo DEBIAN_FRONTEND=noninteractive apt-get update && 
-        sudo DEBIAN_FRONTEND=noninteractive apt-get install -y chromium-browser
+    - name: Install browsers
+      run: |
+        export DEBIAN_FRONTEND=noninteractive
+        sudo apt-get update
+        sudo apt-get install -y chromium-browser firefox
 
     - name: Install the project
       run: npm install

karma.conf.js

@@ -78,7 +78,7 @@ module.exports = function (config) {
 
     // start these browsers
     // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
-    browsers: ['ChromiumHeadless'],
+    browsers: ['ChromiumHeadless', 'FirefoxHeadless'],
 
     // Continuous Integration mode
     // if true, Karma captures browsers, runs the tests and exits
@@ -86,7 +86,7 @@ module.exports = function (config) {
 
     // Concurrency level
     // how many browser should be started simultaneous
-    concurrency: Infinity,
+    concurrency: 2,
 
     client: {
       captureConsole: true

package-lock.json

@@ -47,6 +47,7 @@
         "eslint-plugin-standard": "^4.0.0",
         "eslint-plugin-vue": "^6.2.2",
         "karma": "^3.1.4",
+        "karma-firefox-launcher": "^2.1.0",
         "karma-webpack": "^4.0.2",
         "vue-cli-plugin-ui-karma": "^0.2.5",
         "vue-template-compiler": "^2.6.11",
@@ -12397,6 +12398,43 @@
         "url": "https://github.com/sponsors/mattlewis92"
       }
     },
+    "node_modules/karma-firefox-launcher": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/karma-firefox-launcher/-/karma-firefox-launcher-2.1.0.tgz",
+      "integrity": "sha512-dkiyqN2R6fCWt78rciOXJLFDWcQ7QEQi++HgebPJlw1y0ycDjGNDHuSrhdh48QG02fzZKK20WHFWVyBZ6CPngg==",
+      "dev": true,
+      "dependencies": {
+        "is-wsl": "^2.2.0",
+        "which": "^2.0.1"
+      }
+    },
+    "node_modules/karma-firefox-launcher/node_modules/is-wsl": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/is-wsl/-/is-wsl-2.2.0.tgz",
+      "integrity": "sha512-fKzAra0rGJUUBwGBgNkHZuToZcn+TtXHpeCgmkMJMMYx1sQDYaCSyjJBSCa2nH1DGm7s3n1oBnohoVTBaN7Lww==",
+      "dev": true,
+      "dependencies": {
+        "is-docker": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/karma-firefox-launcher/node_modules/which": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+      "dev": true,
+      "dependencies": {
+        "isexe": "^2.0.0"
+      },
+      "bin": {
+        "node-which": "bin/node-which"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/karma-jasmine": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/karma-jasmine/-/karma-jasmine-2.0.1.tgz",
@@ -33362,6 +33400,36 @@
         "minimatch": "^3.0.4"
       }
     },
+    "karma-firefox-launcher": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/karma-firefox-launcher/-/karma-firefox-launcher-2.1.0.tgz",
+      "integrity": "sha512-dkiyqN2R6fCWt78rciOXJLFDWcQ7QEQi++HgebPJlw1y0ycDjGNDHuSrhdh48QG02fzZKK20WHFWVyBZ6CPngg==",
+      "dev": true,
+      "requires": {
+        "is-wsl": "^2.2.0",
+        "which": "^2.0.1"
+      },
+      "dependencies": {
+        "is-wsl": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/is-wsl/-/is-wsl-2.2.0.tgz",
+          "integrity": "sha512-fKzAra0rGJUUBwGBgNkHZuToZcn+TtXHpeCgmkMJMMYx1sQDYaCSyjJBSCa2nH1DGm7s3n1oBnohoVTBaN7Lww==",
+          "dev": true,
+          "requires": {
+            "is-docker": "^2.0.0"
+          }
+        },
+        "which": {
+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+          "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+          "dev": true,
+          "requires": {
+            "isexe": "^2.0.0"
+          }
+        }
+      }
+    },
     "karma-jasmine": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/karma-jasmine/-/karma-jasmine-2.0.1.tgz",

package.json

@@ -48,6 +48,7 @@
     "eslint-plugin-standard": "^4.0.0",
     "eslint-plugin-vue": "^6.2.2",
     "karma": "^3.1.4",
+    "karma-firefox-launcher": "^2.1.0",
     "karma-webpack": "^4.0.2",
     "vue-cli-plugin-ui-karma": "^0.2.5",
     "vue-template-compiler": "^2.6.11",

tests/file.utils.spec.js

@@ -59,7 +59,7 @@ describe('file.utils.js', () => {
 
   it('importFile', () => {
     const spyInput = document.createElement('input')
-    sinon.spy(spyInput, 'click')
+    sinon.stub(spyInput, 'click')
 
     const blob = new Blob(['foo'])
     Object.defineProperty(spyInput, 'files', {