fix: Loading of specs with % in the filename

packages/driver/cypress/integration/e2e/rerun_spec.js

@@ -4,12 +4,8 @@
 
 // store these on our outer top window
 // so they are globally preserved
-if (window.top.hasRunOnce == null) {
-  window.top.hasRunOnce = false
-}
-
-if (window.top.previousHash == null) {
-  window.top.previousHash = window.top.location.hash
+if (window.top.runCount == null) {
+  window.top.runCount = 0
 }
 
 const isTextTerminal = Cypress.config('isTextTerminal')
@@ -20,26 +16,19 @@ describe('rerun state bugs', () => {
   // but we get the hashchange coverage for free on this.
   it('stores viewport globally and does not hang on re-runs', () => {
     cy.viewport(500, 500).then(() => {
-      if (!window.top.hasRunOnce) {
+      window.top.runCount++
+      if (window.top.runCount === 1) {
         // turn off mocha events for a second
         Cypress.config('isTextTerminal', false)
 
-        // 1st time around
-        window.top.hasRunOnce = true
-
-        // cause a rerun event to occur
-        // by changing the hash
-        let { hash } = window.top.location
-
-        window.top.location.hash = `${hash}?rerun`
+        // cause a rerun event to occur by triggering a hash change
+        window.top.dispatchEvent(new Event('hashchange'))
+      } else if (window.top.runCount === 2) {
+        // Second time, do nothing, with mocha events still disabled
       } else {
-        if (window.top.location.hash === window.top.previousHash) {
-          // 3rd time around
-          // let the mocha end events fire if they're supposed to
-          Cypress.config('isTextTerminal', isTextTerminal)
-        }
-
-        window.top.location.hash = window.top.previousHash
+        // 3rd time around
+        // let the mocha end events fire if they're supposed to
+        Cypress.config('isTextTerminal', isTextTerminal)
       }
     })
   })

packages/runner-shared/src/store.ts

@@ -42,7 +42,7 @@ export abstract class BaseStore {
   }
 
   @action updateSpecByUrl (specUrl: string) {
-    const foundSpec = this.specs.find((x) => x.name === decodeURI(specUrl))
+    const foundSpec = this.specs.find((x) => x.name === specUrl)
 
     if (foundSpec) {
       this.spec = foundSpec

packages/runner/src/iframe/iframes.jsx

@@ -151,7 +151,7 @@ export default class Iframes extends Component {
   // jQuery is a better fit for managing these iframes, since they need to get
   // wiped out and reset on re-runs and the snapshots are from dom we don't control
   _loadIframes (specPath) {
-    const specSrc = `/${this.props.config.namespace}/iframes/${specPath}`
+    const specSrc = `/${this.props.config.namespace}/iframes/${encodeURIComponent(specPath)}`
     const $container = $(this.refs.container).empty()
     const $autIframe = this.autIframe.create(this.props.config).appendTo($container)
 

packages/server/lib/routes-e2e.ts

@@ -23,7 +23,7 @@ export const createRoutesE2E = ({
   // this could be just a regular .js file or a .coffee file
   routesE2E.get('/__cypress/tests', (req, res, next) => {
     // slice out the cache buster
-    const test = CacheBuster.strip(req.query.p)
+    const test = decodeURIComponent(CacheBuster.strip(req.query.p))
 
     specController.handle(test, req, res, config, next, onError)
   })

system-tests/projects/spec-name-special-characters/cypress.json

@@ -0,0 +1 @@
+{}

system-tests/projects/spec-name-special-characters/cypress/integration/fixture&%.js

@@ -0,0 +1,3 @@
+it('passes', () => {
+  expect(1).to.equal(1)
+})

system-tests/test/specs_spec.js

@@ -40,4 +40,14 @@ describe('e2e specs', () => {
       expectedExitCode: 0,
     })
   })
+
+  it('handles specs with special characters in the file name', function () {
+    const project = Fixtures.projectPath('spec-name-special-characters')
+
+    return systemTests.exec(this, {
+      project,
+      snapshot: false,
+      expectedExitCode: 0,
+    })
+  })
 })