Add padding to config file generated output

llarp/config/definition.cpp

@@ -136,7 +136,7 @@ Configuration::generateINIConfig(bool useValues)
 
   visitSections([&](const std::string& section, const DefinitionMap&) {
     if (sectionsVisited > 0)
-      oss << "\n";
+      oss << "\n\n";
 
     // TODO: this will create empty objects as a side effect of map's operator[]
     // TODO: this also won't handle sections which have no definition
@@ -148,6 +148,7 @@ Configuration::generateINIConfig(bool useValues)
     oss << "[" << section << "]\n";
 
     visitDefinitions(section, [&](const std::string& name, const ConfigDefinition_ptr& def) {
+      oss << "\n";
 
       // TODO: as above, this will create empty objects
       // TODO: as above (but more important): this won't handle definitions with no entries
@@ -164,9 +165,10 @@ Configuration::generateINIConfig(bool useValues)
       else
       {
         if (not def->required)
-          oss << "# ";
+          oss << "#";
         oss << name << "=" << def->defaultValueAsString() << "\n";
       }
+
     });
 
     sectionsVisited++;

test/config/test_llarp_config_output.cpp

@@ -23,13 +23,20 @@ TEST_CASE("Configuration simple generate test", "[config]")
   std::string output = config.generateINIConfig();
 
   CHECK(output == R"raw([foo]
+
 bar=1
-# baz=2
+
+#baz=2
+
 quux=hello
 
+
 [argle]
+
 bar=3
-# baz=4
+
+#baz=4
+
 quux=the quick brown fox
 )raw");
 }
@@ -41,14 +48,14 @@ TEST_CASE("Configuration useValue test", "[config]")
   config.defineOption(std::make_unique<llarp::ConfigDefinition<int>>(
             "foo", "bar", true, 1));
 
-  constexpr auto expected = "[foo]\nbar=1\n";
+  constexpr auto expected = "[foo]\n\nbar=1\n";
 
   CHECK(config.generateINIConfig(false) == expected);
   CHECK(config.generateINIConfig(true) == expected);
 
   config.addConfigValue("foo", "bar", "2");
 
-  constexpr auto expectedWhenValueProvided = "[foo]\nbar=2\n";
+  constexpr auto expectedWhenValueProvided = "[foo]\n\nbar=2\n";
 
   CHECK(config.generateINIConfig(false) == expected);
   CHECK(config.generateINIConfig(true) == expectedWhenValueProvided);
@@ -68,6 +75,7 @@ TEST_CASE("Configuration section comments test")
   CHECK(output == R"raw(# test comment
 # test comment 2
 [foo]
+
 bar=1
 )raw");
 }
@@ -84,6 +92,7 @@ TEST_CASE("Configuration option comments test")
   std::string output = config.generateINIConfig();
 
   CHECK(output == R"raw([foo]
+
 # test comment 1
 # test comment 2
 bar=1
@@ -107,6 +116,7 @@ TEST_CASE("Configuration empty comments test")
   CHECK(output == R"raw(# section comment
 # 
 [foo]
+
 # option comment
 # 
 bar=1
@@ -131,8 +141,10 @@ TEST_CASE("Configuration multi option comments")
 
   CHECK(output == R"raw(# foo section comment
 [foo]
+
 # foo bar option comment
 bar=1
+
 # foo baz option comment
 baz=1
 )raw");
@@ -150,6 +162,7 @@ TEST_CASE("Configuration should print comments for missing keys")
 
   CHECK(output == R"raw(# foo section comment
 [foo]
+
 # foo bar option comment
 bar=
 )raw");