From 194284c24b37c7132b3e871fa1787878a19caec3 Mon Sep 17 00:00:00 2001
From: Henry Fredrick Schreiner <henry.fredrick.schreiner@cern.ch>
Date: Thu, 16 Mar 2017 22:10:11 -0400
Subject: [PATCH] Adding remove_option check on config

---
 tests/IniTest.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tests/IniTest.cpp b/tests/IniTest.cpp
index 38835865..af0b371a 100644
--- a/tests/IniTest.cpp
+++ b/tests/IniTest.cpp
@@ -208,6 +208,28 @@ TEST_F(TApp, IniRequiredNotFound) {
     
 }
 
+TEST_F(TApp, IniOverwrite) {
+
+    TempFile tmpini{"TestIniTmp.ini"};
+    {
+        std::ofstream out{tmpini};
+        out << "[default]" << std::endl;
+        out << "two=99" << std::endl;
+    }
+
+    std::string orig = "filename_not_exist.ini";
+    std::string next = "TestIniTmp.ini";
+    app.add_config("--config", orig);
+    // Make sure this can be overwritten
+    app.add_config("--conf", next);
+    int two = 7;
+    app.add_option("--two", two);
+    
+    run();
+
+    EXPECT_EQ(99, two);
+}
+
 TEST_F(TApp, IniRequired) {
 
     TempFile tmpini{"TestIniTmp.ini"};