lib/tests: rework in terms of Mu::Message

lib/utils/mu-utils.cc

@@ -149,12 +149,7 @@ Mu::utf8_clean(const std::string& dirty)
 			g_string_append_unichar(gstr, uc);
 	}
 
-	std::string clean(gstr->str, gstr->len);
-
-	clean.erase(0, clean.find_first_not_of(" "));
-	clean.erase(clean.find_last_not_of(" ") + 1); // remove trailing space
-
-	return clean;
+	return std::string{g_strstrip(gstr->str)};
 }
 
 std::string

lib/utils/mu-utils.hh

@@ -450,6 +450,24 @@ private:
 	} while(0)
 
 
+#define assert_equal_seq(seq1__, seq2__) do {				\
+		g_assert_cmpuint(seq1__.size(), ==, seq2__.size());	\
+		size_t n__{};						\
+		for (auto&& item__: seq1__) {				\
+			g_assert_true(item__ == seq2__.at(n__));	\
+			++n__;						\
+		}							\
+		} while(0)
+
+#define assert_equal_seq_str(seq1__, seq2__) do {			\
+		g_assert_cmpuint(seq1__.size(), ==, seq2__.size());	\
+		size_t n__{};						\
+		for (auto&& item__: seq1__) {				\
+			assert_equal(item__, seq2__.at(n__));		\
+			++n__;						\
+		}							\
+		} while(0)
+
 /**
  * For unit-tests, allow warnings in the current function.
  *