Print error when fixture is not generated

jest.config.base.js

@@ -112,6 +112,7 @@ module.exports = (path, options = {}) => {
     cacheDirectory: '<rootDir>/tmp/cache/jest',
     modulePathIgnorePatterns: ['<rootDir>/.yarn-cache/'],
     reporters,
+    resolver: './jest_resolver.js',
     setupFilesAfterEnv: [`<rootDir>/${path}/test_setup.js`, 'jest-canvas-mock'],
     restoreMocks: true,
     transform: {

jest_resolver.js

+const Resolver = require('jest-resolve');
+
+// Wrap jest default resolver to detect missing frontend fixtures.
+module.exports = (request, options) => {
+  try {
+    return options.defaultResolver(request, options)
+  } catch (e) {
+    if (Resolver.tryCastModuleNotFoundError(e) && request.match(/tmp\/tests\/frontend\/fixtures/)) {
+      console.error('\x1b[1m\x1b[41m\x1b[30m %s \x1b[0m %s', '!', `Fixture file ${request} does not exist. Did you run bin/rake frontend:fixtures?`)
+    }
+    throw e;
+  }
+};