luaPackages.luv: fix installCheckPhase on Darwin

pkgs/development/lua-modules/luv/default.nix

@@ -1,4 +1,5 @@
 {
+  stdenv,
   lib,
   buildLuarocksPackage,
   cmake,
@@ -28,6 +29,18 @@ buildLuarocksPackage rec {
     rm -rf deps/lua deps/luajit deps/libuv
   '';
 
+  patches =
+    [
+      # Fails with "Uncaught Error: ./tests/test-dns.lua:164: assertion failed!"
+      # and "./tests/test-tty.lua:19: bad argument #1 to 'is_readable' (Expected
+      # uv_stream userdata)"
+      ./disable-failing-tests.patch
+    ]
+    ++ lib.optionals stdenv.hostPlatform.isDarwin [
+      # Fails with "Uncaught Error: ./tests/test-udp.lua:261: EHOSTUNREACH"
+      ./disable-failing-darwin-tests.patch
+    ];
+
   buildInputs = [ libuv ];
   nativeBuildInputs = [ cmake ];
 
@@ -56,10 +69,13 @@ buildLuarocksPackage rec {
     EOF
   '';
 
+  __darwinAllowLocalNetworking = true;
+
   doInstallCheck = true;
   installCheckPhase = ''
-    rm tests/test-{dns,thread,tty}.lua
+    runHook preInstallCheck
     luarocks test
+    runHook postInstallCheck
   '';
 
   disabled = luaOlder "5.1";

pkgs/development/lua-modules/luv/disable-failing-darwin-tests.patch

@@ -0,0 +1,19 @@
+diff --git a/tests/test-udp.lua b/tests/test-udp.lua
+index bd0f46d..e4542b4 100644
+--- a/tests/test-udp.lua
++++ b/tests/test-udp.lua
+@@ -280,14 +280,6 @@ return require('lib/tap')(function (test)
+   -- same check for skipping the ipv6 test; we just expanded it to
+   -- the ipv4 test as well.
+   local function has_external_interface(uv, family)
+-    local addresses = assert(uv.interface_addresses())
+-    for _, vals in pairs(addresses) do
+-      for _, info in ipairs(vals) do
+-        if (not family or info.family == family) and not info.internal then
+-          return true
+-        end
+-      end
+-    end
+     return false
+   end
+ 

pkgs/development/lua-modules/luv/disable-failing-tests.patch

@@ -0,0 +1,30 @@
+diff --git a/tests/test-dns.lua b/tests/test-dns.lua
+index 894220b..0763b36 100644
+--- a/tests/test-dns.lua
++++ b/tests/test-dns.lua
+@@ -161,7 +161,6 @@ return require('lib/tap')(function (test)
+       p{err=err,hostname=hostname,service=service}
+       assert(not err, err)
+       assert(hostname)
+-      assert(service == "http")
+     end)))
+   end)
+ 
+diff --git a/tests/test-tty.lua b/tests/test-tty.lua
+index 165e58d..11368df 100644
+--- a/tests/test-tty.lua
++++ b/tests/test-tty.lua
+@@ -13,13 +13,10 @@ end
+ return require('lib/tap')(function (test)
+ 
+   test("tty normal", function (print, p, expect, uv)
+-    local stdin = uv.new_tty(0, true)
+     local stdout = uv.new_tty(1, false)
+ 
+-    assert(uv.is_readable(stdin))
+     assert(uv.is_writable(stdout))
+ 
+-    uv.close(stdin)
+     uv.close(stdout)
+   end)
+