utest: + tag/xtag + basename tests

utest/tag.test.cpp

@@ -0,0 +1,67 @@
+/* @file tag.test.cpp */
+
+#include "indentlog/print/tag.hpp"
+#include "indentlog/print/vector.hpp"
+#include "indentlog/print/concat.hpp"
+#include <catch2/catch.hpp>
+#include <sstream>
+
+using namespace xo;
+
+namespace ut {
+    TEST_CASE("tag", "[tag]") {
+        tag_config::tag_color = color_spec_type::none();
+
+        {
+            std::stringstream ss;
+            ss << tag("foo", "hello,world!");
+
+            REQUIRE(ss.str() == ":foo hello,world!");
+        }
+
+        {
+            std::stringstream ss;
+            ss << tag("foo", "hello, world!");
+
+            REQUIRE(ss.str() == ":foo \"hello, world!\"");
+        }
+
+        {
+            std::stringstream ss;
+            std::vector<int> v = {1, 2, 3};
+            ss << tag("foo", v);
+
+            REQUIRE(ss.str() == ":foo \"[1 2 3]\"");
+        }
+
+        {
+            std::stringstream ss;
+            ss << tag("foo", concat("farenheit", 451));
+
+            REQUIRE(ss.str() == ":foo farenheit451");
+        }
+
+        {
+            std::stringstream ss;
+            ss << tag("foo", "hello") << xtag("bar", "there");
+
+            REQUIRE(ss.str() == ":foo hello :bar there");
+        }
+
+        tag_config::tag_color = color_spec_type::blue();
+
+        {
+            std::stringstream ss;
+            ss << tag("foo", "hello,world!");
+
+            /*                   color on       color off
+             *                   <--------->    <----->
+             *
+             * see [indentlog/print/color.hpp] for escape sequences
+             */
+            REQUIRE(ss.str() == "\033[31;34m:foo\033[0m hello,world!");
+        }
+    } /*TEST_CASE(tag)*/
+} /*namespace ut*/
+
+/* end tag.test.cpp */