[bug#42180] [PATCH 19/22] gnu: Add erlang-proper.

[Hartmut Goebel]

* gnu/packages/erlang.scm (erlang-proper): New variable.
---
 gnu/packages/erlang.scm | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/gnu/packages/erlang.scm b/gnu/packages/erlang.scm
index cbe3fcadcd..8263319c17 100644
--- a/gnu/packages/erlang.scm
+++ b/gnu/packages/erlang.scm
@@ -466,6 +466,25 @@ specifications.")
 Erlang.")
     (license license:asl2.0)))
 
+(define-public erlang-proper
+  (package
+    (name "erlang-proper")
+    (version "1.3.0")
+    (source
+      (origin
+        (method hexpm-fetch)
+        (uri (hexpm-uri "proper" version))
+        (sha256
+          (base32 "030abhb96inlpxzy4qv3zi4gmzi5s6c1l2cvpn22ww85l1hpzfzr"))))
+    (build-system rebar3-build-system)
+    (home-page "http://proper.softlab.ntua.gr/";)
+    (synopsis "QuickCheck-inspired property-based testing tool for Erlang")
+    (description "PropEr is a tool for the automated, semi-random,
+property-based testing of Erlang programs.  It is fully integrated with
+Erlang's type language, and can also be used for the model-based random
+testing of stateful systems.")
+    (license "GPL")))
+
 (define-public erlang-providers
   (package
     (name "erlang-providers")
-- 
2.21.3