Test for $releasever_major, $releasever_minor

tests/CMakeLists.txt

@@ -1,3 +1,4 @@
+add_subdirectory(libdnf/conf)
 add_subdirectory(libdnf/module/modulemd)
 add_subdirectory(libdnf/module)
 add_subdirectory(libdnf/repo)

tests/libdnf/conf/ConfigParserTest.cpp

@@ -0,0 +1,33 @@
+#include "ConfigParserTest.hpp"
+
+CPPUNIT_TEST_SUITE_REGISTRATION(ConfigParserTest);
+
+void ConfigParserTest::setUp()
+{}
+
+void ConfigParserTest::testConfigParserReleasever()
+{
+    {
+        // Test $releasever_major, $releasever_minor
+        std::map<std::string, std::string> substitutions = {
+            {"releasever", "1.23"},
+        };
+
+        std::string text = "major: $releasever_major, minor: $releasever_minor";
+        libdnf::ConfigParser::substitute(text, substitutions);
+        CPPUNIT_ASSERT(text == "major: 1, minor: 23");
+
+        text = "full releasever: $releasever";
+        libdnf::ConfigParser::substitute(text, substitutions);
+        CPPUNIT_ASSERT(text == "full releasever: 1.23");
+    }
+    {
+        // Test with empty $releasever, should set empty $releasever_major, $releasever_minor
+        std::map<std::string, std::string> substitutions = {
+            {"releasever", ""},
+        };
+        std::string text = "major: $releasever_major, minor: $releasever_minor";
+        libdnf::ConfigParser::substitute(text, substitutions);
+        CPPUNIT_ASSERT(text == "major: , minor: ");
+    }
+}

tests/libdnf/conf/ConfigParserTest.hpp

@@ -0,0 +1,21 @@
+#ifndef LIBDNF_CONFIGPARSERTEST_HPP
+#define LIBDNF_CONFIGPARSERTEST_HPP
+
+#include <cppunit/TestCase.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <libdnf/conf/ConfigParser.hpp>
+
+class ConfigParserTest : public CppUnit::TestCase
+{
+    CPPUNIT_TEST_SUITE(ConfigParserTest);
+        CPPUNIT_TEST(testConfigParserReleasever);
+    CPPUNIT_TEST_SUITE_END();
+
+public:
+    void setUp() override;
+    void testConfigParserReleasever();
+
+};
+
+#endif // LIBDNF_CONFIGPARSERTEST_HPP