remove duplicate assertthrows function

Author: Jake Champion

integration-tests/js-compute/fixtures/request-cache-key/bin/index.js

@@ -138,25 +138,6 @@ function assertThrows(func, errorClass, errorMessage) {
     }
 }
 
-function assertThrows(func, errorClass, errorMessage) {
-    try {
-        func()
-        return fail(`Expected \`${func.toString()}\` to throw - Found it did not throw`)
-    } catch (error) {
-        if (errorClass) {
-            if ((error instanceof errorClass) === false) {
-                return fail(`Expected \`${func.toString()}\` to throw instance of \`${errorClass.name}\` - Found instance of \`${error.name}\``)
-            }
-        }
-
-        if (errorMessage) {
-            if (error.message !== errorMessage) {
-                return fail(`Expected \`${func.toString()}\` to throw error message of \`${errorMessage}\` - Found \`${error.message}\``)
-            }
-        }
-    }
-}
-
 // eslint-disable-next-line no-unused-vars
 function assertDoesNotThrow(func) {
     try {