Rewrite test for libgit2 presence slightly

1 files changed, 5 insertions, 3 deletions

diff --git a/test/test-gall.lua b/test/test-gall.lua
index 2803751..636339a 100644
--- a/test/test-gall.lua
+++ b/test/test-gall.lua
@@ -53,9 +53,11 @@ end
 
 function suite.test_that_git2_present_if_wanted()
    local want_git2 = not(os.getenv "GALL_DISABLE_GIT2")
-   local have_git2 = io.open("lib/gall/ll/git2.so", "r") ~= nil
-   if want_git2 and have_git2 then
-      assert(gall.ll.git2)
+   local have_git2 = pcall(require, "gall.ll.git2")
+   if want_git2 then
+      if have_git2 then
+	 assert(gall.ll.git2)
+      end
    else
       assert(not gall.ll.git2)
    end