From b71f00192b6ceff68e41e27f8d1b35e13849b491 Mon Sep 17 00:00:00 2001
From: Oscar Dowson <odow@users.noreply.github.com>
Date: Thu, 8 Feb 2024 10:56:04 +1300
Subject: [PATCH] Add test for writing mps.gz files (#200)

---
 test/MOI_wrapper.jl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/MOI_wrapper.jl b/test/MOI_wrapper.jl
index 9f7b2d9..25eb910 100644
--- a/test/MOI_wrapper.jl
+++ b/test/MOI_wrapper.jl
@@ -732,6 +732,15 @@ function test_set_affine_after_quadratic()
     return
 end
 
+function test_write_mps_gz()
+    model = HiGHS.Optimizer()
+    x = MOI.add_variable(model)
+    filename = joinpath(mktempdir(), "test.mps.gz")
+    @test HiGHS.Highs_writeModel(model, filename) == HiGHS.kHighsStatusWarning
+    @test isfile(filename)
+    return
+end
+
 end
 
 TestMOIHighs.runtests()