From 0573610a5fbc82d54114f367bbf41b43798a1c0e Mon Sep 17 00:00:00 2001
From: Justin Wood <justin.k.wood@gmail.com>
Date: Tue, 11 Jul 2017 14:16:48 -0400
Subject: [PATCH] Make sure the LFE test suite is being run

---
 pkgs/development/beam-modules/default.nix     |  2 +-
 .../interpreters/lfe/generic-builder.nix      | 21 +++++++++++++++++--
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/beam-modules/default.nix b/pkgs/development/beam-modules/default.nix
index b48abb34611c..fa748da0031c 100644
--- a/pkgs/development/beam-modules/default.nix
+++ b/pkgs/development/beam-modules/default.nix
@@ -55,7 +55,7 @@ let
                      };
 
         lfe = lfe_1_2;
-        lfe_1_2 = lib.callLFE ../interpreters/lfe/1.2.nix { inherit erlang buildRebar3; };
+        lfe_1_2 = lib.callLFE ../interpreters/lfe/1.2.nix { inherit erlang buildRebar3 buildHex; };
 
         # Non hex packages
         hex = callPackage ./hex {};
diff --git a/pkgs/development/interpreters/lfe/generic-builder.nix b/pkgs/development/interpreters/lfe/generic-builder.nix
index c55872afbfb9..9595337bd56c 100644
--- a/pkgs/development/interpreters/lfe/generic-builder.nix
+++ b/pkgs/development/interpreters/lfe/generic-builder.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, erlang, makeWrapper, coreutils, bash, buildRebar3 }:
+{ stdenv, fetchFromGitHub, erlang, makeWrapper, coreutils, bash, buildRebar3, buildHex }:
 
 { baseName ? "lfe"
 , version
@@ -7,13 +7,30 @@
 , src ? fetchFromGitHub { inherit rev sha256; owner = "rvirding"; repo = "lfe"; }
 }:
 
+let
+  proper = buildHex {
+    name = "proper";
+    version = "1.1.1-beta";
+
+    sha256  = "0hnkhs761yjynw9382w8wm4j3x0r7lllzavaq2kh9n7qy3zc1rdx";
+
+    configurePhase = ''
+      ${erlang}/bin/escript write_compile_flags include/compile_flags.hrl
+    '';
+  };
+
+in
+
 buildRebar3 {
-  name = "${baseName}";
+  name = baseName;
 
   inherit src version;
 
   buildInputs = [ erlang makeWrapper ];
+  beamDeps    = [ proper ];
   patches     = [ ./no-test-deps.patch ];
+  doCheck     = true;
+  checkTarget = "travis";
 
   # These installPhase tricks are based on Elixir's Makefile.
   # TODO: Make, upload, and apply a patch.