diff --git a/tests/unit/test-webpaste-success-lambdas.el b/tests/unit/test-webpaste-success-lambdas.el
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+;;; test-webpaste-success-lambdas.el --- Tests for success lambdas
+;;; Commentary:
+;;; Code:
+
+(load "tests/load-undercover.el")
+(require 'webpaste)
+
+
+(describe
+ "Create lambdas to use on successes"
+
+ (before-each
+  (spy-on 'request-response-header :and-return-value "https://example.com/")
+  (spy-on 'request-response-url :and-return-value "https://example.com/")
+  (spy-on 'webpaste-return-url))
+
+ (it
+  "using a response header"
+
+  (let ((success-lambda (webpaste/providers-success-location-header)))
+    (funcall success-lambda :response "my fake response")
+
+    (expect 'webpaste-return-url
+            :to-have-been-called-with
+            "https://example.com/")))
+
+
+ (it
+  "when using some request.el response thingy"
+  (let ((success-lambda (webpaste/providers-success-response-url)))
+    (funcall success-lambda :response "my fake response")
+
+    (expect 'webpaste-return-url
+            :to-have-been-called-with
+            "https://example.com/")))
+
+
+ (it
+  "when returning a string with an url"
+
+  (let ((success-lambda (webpaste/providers-success-returned-string)))
+    (funcall success-lambda :data "\"https://example.com/\"
+")
+
+    (expect 'webpaste-return-url
+            :to-have-been-called-with
+            "https://example.com/"))))
+
+
+;;; test-webpaste-success-lambdas.el ends here