Add test for bug in ticket #82

jump-dev · Jun 1, 2017 · 9441a87 · 9441a87
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diff --git a/test/runtests.jl b/test/runtests.jl
@@ -1,3 +1,5 @@
 using Clp
 
+include("ticket82.jl")
+
 include("mathprog.jl")
diff --git a/test/ticket82.jl b/test/ticket82.jl
@@ -0,0 +1,10 @@
+# See https://projects.coin-or.org/Clp/ticket/82
+using Clp, Base.Test
+
+m = MathProgBase.LinearQuadraticModel(ClpSolver())
+MathProgBase.loadproblem!(m, "ticket82.mps")
+MathProgBase.optimize!(m)
+@test MathProgBase.status(m) == :Unbounded
+expunbray = [0,-1]
+unbray = MathProgBase.getunboundedray(m)
+@test !isempty(unbray) && norm(unbray - expunbray) < 1e-6
diff --git a/test/ticket82.mps b/test/ticket82.mps
@@ -0,0 +1,11 @@
+NAME
+ROWS
+ N  OBJ
+COLUMNS
+    C0        OBJ       1
+    C1        OBJ       1
+RHS
+BOUNDS
+ LO BND1      C0        0
+ FR BND1      C1
+ENDATA