diff --git a/config/fileTransformer.js b/config/fileTransformer.js
new file mode 100644
index 0000000..39172bc
--- /dev/null
+++ b/config/fileTransformer.js
@@ -0,0 +1,9 @@
+// source: https://jestjs.io/docs/code-transformation#examples
+
+const path = require('path');
+
+module.exports = {
+  process(src, filename, config, options) {
+    return 'module.exports = ' + JSON.stringify(path.basename(filename)) + ';';
+  },
+};
diff --git a/jest.config.js b/jest.config.js
index a179e4d..a0bfe47 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -6,6 +6,8 @@ module.exports = {
   ],
   transform: {
     '^.+\\.(ts|tsx)$': 'ts-jest',
+    '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$':
+      './config/fileTransformer.js',
   },
   globals: {
     'ts-jest': {