Add county database interface and test

test/source/scwx/qt/config/county_database.test.cpp

@@ -0,0 +1,38 @@
+#include <scwx/qt/config/county_database.hpp>
+
+#include <gtest/gtest.h>
+
+namespace scwx
+{
+namespace qt
+{
+namespace config
+{
+
+class CountyDatabaseTest :
+    public testing::TestWithParam<std::pair<std::string, std::string>>
+{
+   virtual void SetUp() { scwx::qt::config::CountyDatabase::Initialize(); }
+};
+
+TEST_P(CountyDatabaseTest, CountyName)
+{
+   auto& [id, name] = GetParam();
+
+   std::string actualName = CountyDatabase::GetCountyName(id);
+
+   EXPECT_EQ(actualName, name);
+}
+
+INSTANTIATE_TEST_SUITE_P(
+   CountyDatabase,
+   CountyDatabaseTest,
+   testing::Values(std::make_pair("AZC013", "Maricopa"),
+                   std::make_pair("MOC183", "St. Charles"),
+                   std::make_pair("TXZ211", "Austin"),
+                   std::make_pair("GMZ335", "Galveston Bay"),
+                   std::make_pair("ANZ338", "New York Harbor")));
+
+} // namespace config
+} // namespace qt
+} // namespace scwx