MOI v1 and Julia v1.6 (#9)

* MOI v1 and Julia v1.6

* MA v1

* Update CI Julia v1.0 -> v1.6

* Remove SingleVariable

Author: blegat

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - version: '1.0'
+          - version: '1.6'
             os: ubuntu-latest
             arch: x64
           - version: '1'

Project.toml

@@ -9,9 +9,9 @@ MathOptInterface = "b8f27783-ece8-5eb3-8dc8-9495eed66fee"
 MutableArithmetics = "d8a4904e-b15c-11e9-3269-09a3773c0cb0"
 
 [compat]
-MathOptInterface = "0.10"
-MutableArithmetics = "0.3"
-julia = "1"
+MathOptInterface = "1"
+MutableArithmetics = "1"
+julia = "1.6"
 
 [extras]
 CSDP = "0a46da34-8e4b-519e-b418-48813639ff34"

test/runtests.jl

@@ -34,11 +34,10 @@ function projection_test(optimizer, config)
     x11 = x[1:3]
     x12 = x[4]
     t = MOI.add_variable(optimizer)
-    ft = MOI.SingleVariable(t)
-    MOI.add_constraint(optimizer, MOI.Utilities.operate(vcat, Float64, ft, x[1] - 1.0, √2 * (x[2] + 1.0), x[3] + 1.0, √2 * (x[4] - 1.0)),
+    MOI.add_constraint(optimizer, MOI.Utilities.operate(vcat, Float64, t, x[1] - 1.0, √2 * (x[2] + 1.0), x[3] + 1.0, √2 * (x[4] - 1.0)),
                        MOI.SecondOrderCone(5))
     MOI.set(optimizer, MOI.ObjectiveSense(), MOI.MIN_SENSE)
-    MOI.set(optimizer, MOI.ObjectiveFunction{typeof(ft)}(), ft)
+    MOI.set(optimizer, MOI.ObjectiveFunction{typeof(t)}(), t)
     MOI.optimize!(optimizer)
     primal = [(1 + √3) / 2, -1/2, (-1 + √3)/2, 1/2]
     dual = [(3 - √3) / 6, 0.2886751198, (3 + √3) / 6, -0.2886751197]