From 5498698d6b7bb788b1b5eb300d06f0db484d64a3 Mon Sep 17 00:00:00 2001
From: odow <o.dowson@gmail.com>
Date: Tue, 5 Nov 2024 12:14:58 +1300
Subject: [PATCH 1/2] Improve code coverage of src/print.jl

---
 test/test_print.jl | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/test/test_print.jl b/test/test_print.jl
index 8e758a61097..c2905b7a40b 100644
--- a/test/test_print.jl
+++ b/test/test_print.jl
@@ -17,6 +17,8 @@ using JuMP
 using LinearAlgebra
 using Test
 
+include("JuMPExtension.jl")
+
 # Helper function to test IO methods work correctly
 function _io_test_show(::MIME"text/plain", obj, exp_str)
     @test sprint(show, obj) == exp_str
@@ -1136,4 +1138,41 @@ function test_small_number_latex()
     return
 end
 
+function test_print_summary()
+    model = JuMPExtension.MyModel()
+    @variable(model, x)
+    @objective(model, Min, x)
+    @test occursin("Minimization problem with:", sprint(show, model))
+    return
+end
+
+function test_show_objective_summary()
+    model = Model()
+    @variable(model, x)
+    @objective(model, Min, x)
+    @test sprint(show_objective_function_summary, model) ==
+          "Objective function type: VariableRef\n"
+    @NLobjective(model, Min, x)
+    @test sprint(show_objective_function_summary, model) ==
+          "Objective function type: Nonlinear\n"
+    return
+end
+
+function test_show_constraints_summary()
+    model = Model()
+    @variable(model, x)
+    @constraint(model, x >= 1)
+    @NLconstraint(model, sin(x) == 1)
+    @test sprint(show_constraints_summary, model) ==
+          "`AffExpr`-in-`MathOptInterface.GreaterThan{Float64}`: 1 constraint\nNonlinear: 1 constraint\n"
+    return
+end
+
+function test_show_backend_summary()
+    model = Model()
+    @test sprint(show_backend_summary, model) ==
+          "Model mode: AUTOMATIC\nCachingOptimizer state: NO_OPTIMIZER\nSolver name: No optimizer attached."
+    return
+end
+
 end  # TestPrint

From f71bb097e057ba419768eaf2de6dfeedc43eb86f Mon Sep 17 00:00:00 2001
From: odow <o.dowson@gmail.com>
Date: Tue, 5 Nov 2024 12:51:34 +1300
Subject: [PATCH 2/2] Update

---
 test/test_print.jl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/test_print.jl b/test/test_print.jl
index c2905b7a40b..20d2c3ba358 100644
--- a/test/test_print.jl
+++ b/test/test_print.jl
@@ -1151,7 +1151,7 @@ function test_show_objective_summary()
     @variable(model, x)
     @objective(model, Min, x)
     @test sprint(show_objective_function_summary, model) ==
-          "Objective function type: VariableRef\n"
+          "Objective function type: JuMP.VariableRef\n"
     @NLobjective(model, Min, x)
     @test sprint(show_objective_function_summary, model) ==
           "Objective function type: Nonlinear\n"
@@ -1164,7 +1164,7 @@ function test_show_constraints_summary()
     @constraint(model, x >= 1)
     @NLconstraint(model, sin(x) == 1)
     @test sprint(show_constraints_summary, model) ==
-          "`AffExpr`-in-`MathOptInterface.GreaterThan{Float64}`: 1 constraint\nNonlinear: 1 constraint\n"
+          "`JuMP.AffExpr`-in-`MathOptInterface.GreaterThan{Float64}`: 1 constraint\nNonlinear: 1 constraint\n"
     return
 end