Update

src/license.jl

@@ -22,10 +22,10 @@ function _get_xpauthpath(xpauth_path = "", verbose::Bool = true)
     # Windows.
     push!(candidates, joinpath(dirname(libdir), "bin", XPAUTH))
     # This location is used by Xpress_jll
-    # push!(
-    #     candidates,
-    #     joinpath(dirname(dirname(libxprs)), "license", "community-xpauth.xpr"),
-    # )
+    push!(
+        candidates,
+        joinpath(dirname(dirname(libxprs)), "license", "community-xpauth.xpr"),
+    )
     for candidate in candidates
         # We assume a relative root directory of the shared library. If
         # `candidate` is an absolute path, thhen joinpath will ignore libdir and

test/runtests.jl

@@ -15,7 +15,7 @@ using Test
 using Xpress
 
 function test_licensing()
-    ret = ENV["XPAUTH_PATH"]
+    ret = get(ENV, "XPAUTH_PATH", nothing)
     # Create a bogus license file
     xpauth_path = mktempdir()
     filename = joinpath(xpauth_path, "xpauth.xpr")
@@ -32,15 +32,17 @@ function test_licensing()
     # Then, we can check that using the root fails to find a license
     @test_throws Xpress.XpressError Xpress.initialize(; xpauth_path)
     # Now we need to re-initialize the license so that we can run other tests.
-    ENV["XPAUTH_PATH"] = ret
+    if ret !== nothing
+        ENV["XPAUTH_PATH"] = ret
+    end
     Xpress.initialize()
     return
 end
 
 @testset "test_licensing" begin
     # It is important that we test this first, so that there no XpressProblem
     # objects with finalizers that may get run during the function call.
-    # test_licensing()
+    test_licensing()
 end
 
 println(Xpress.get_banner())