Update unit.jl

Author: DilumAluthge

test/unit.jl

@@ -1,5 +1,5 @@
 @testset "get_slurm_ntasks_int()" begin
-  c = withenv(SLURM_NTASKS => "12") do
+  c = withenv("SLURM_NTASKS" => "12") do
     SlurmClusterManager.get_slurm_ntasks_int()
   end
   @test c == 12
@@ -10,17 +10,17 @@
 end
 
 @testset "get_slurm_jobid_int()" begin
-  a = withenv("SLURM_JOB_ID" => "34", SLURM_JOBID => nothing) do
+  a = withenv("SLURM_JOB_ID" => "34", "SLURM_JOBID" => nothing) do
     SlurmClusterManager.get_slurm_jobid_int()
   end
   @test a == 34
 
-  b = withenv("SLURM_JOB_ID" => nothing, SLURM_JOBID => "56") do
+  b = withenv("SLURM_JOB_ID" => nothing, "SLURM_JOBID" => "56") do
     SlurmClusterManager.get_slurm_jobid_int()
   end
   @test a == 56
 
-  withenv("SLURM_JOB_ID" => nothing, SLURM_JOBID => nothing) do
+  withenv("SLURM_JOB_ID" => nothing, "SLURM_JOBID" => nothing) do
     @test_throws ErrorException SlurmClusterManager.get_slurm_jobid_int()
   end
 end