Add tests for listformatter

test/listformatter.cpp

@@ -0,0 +1,118 @@
+#include "catch.hpp"
+
+#include <listformatter.h>
+
+using namespace newsbeuter;
+
+TEST_CASE("listformatter::add_line(), add_lines(), get_lines_count() and clear()")
+{
+	listformatter fmt;
+
+	REQUIRE(fmt.get_lines_count() == 0);
+
+	SECTION("add_line() adds a line") {
+		fmt.add_line("one");
+		REQUIRE(fmt.get_lines_count() == 1);
+
+		fmt.add_line("two");
+		REQUIRE(fmt.get_lines_count() == 2);
+
+		SECTION("add_lines() adds multiple lines") {
+			fmt.add_lines({"three", "four"});
+			REQUIRE(fmt.get_lines_count() == 4);
+
+			SECTION("clear() removes all lines") {
+				fmt.clear();
+				REQUIRE(fmt.get_lines_count() == 0);
+			}
+		}
+	}
+}
+
+TEST_CASE("listformatter::add_line() splits overly long sequences to fit width")
+{
+	listformatter fmt;
+
+	SECTION("ordinary text") {
+		fmt.add_line("123456789_", UINT_MAX, 10);
+		fmt.add_line("_987654321", UINT_MAX, 10);
+		fmt.add_line(
+				"listformatter doesn't care about word boundaries",
+				UINT_MAX,
+				10);
+		std::string expected =
+			"{list"
+				"{listitem text:\"123456789_\"}"
+				"{listitem text:\"_987654321\"}"
+				"{listitem text:\"listformat\"}"
+				"{listitem text:\"ter doesn'\"}"
+				"{listitem text:\"t care abo\"}"
+				"{listitem text:\"ut word bo\"}"
+				"{listitem text:\"undaries\"}"
+			"}";
+		REQUIRE(fmt.format_list(NULL, "") == expected);
+	}
+
+	SECTION("numbered list") {
+		fmt.add_line("123456789_", 1, 10);
+		fmt.add_line("_987654321", 2, 10);
+		fmt.add_line(
+				"listformatter doesn't care about word boundaries",
+				3,
+				10);
+		std::string expected =
+			"{list"
+				"{listitem[1] text:\"123456789_\"}"
+				"{listitem[2] text:\"_987654321\"}"
+				"{listitem[3] text:\"listformat\"}"
+				"{listitem[3] text:\"ter doesn'\"}"
+				"{listitem[3] text:\"t care abo\"}"
+				"{listitem[3] text:\"ut word bo\"}"
+				"{listitem[3] text:\"undaries\"}"
+			"}";
+		REQUIRE(fmt.format_list(NULL, "") == expected);
+	}
+}
+
+TEST_CASE("listformatter::set_line() replaces the item in a list") {
+	listformatter fmt;
+
+	fmt.add_line("hello", 1, 5);
+	fmt.add_line("goodbye", 2, 5);
+
+	std::string expected =
+		"{list"
+			"{listitem[1] text:\"hello\"}"
+			"{listitem[2] text:\"goodb\"}"
+			"{listitem[2] text:\"ye\"}"
+		"}";
+	REQUIRE(fmt.format_list(NULL, "") == expected);
+
+	fmt.set_line(1, "oh", 3, 3);
+
+	expected =
+		"{list"
+			"{listitem[1] text:\"hello\"}"
+			"{listitem[3] text:\"oh\"}"
+			"{listitem[2] text:\"ye\"}"
+		"}";
+	REQUIRE(fmt.format_list(NULL, "") == expected);
+}
+
+TEST_CASE("listformatter::format_list() uses regex manager if one is passed") {
+	listformatter fmt;
+
+	fmt.add_line("Highlight me please!");
+
+	regexmanager rxmgr;
+	// the choice of green text on red background does not reflect my personal
+	// taste (or lack thereof) :)
+	rxmgr.handle_action("highlight", {"article", "please", "green", "default"});
+
+	std::string expected =
+		"{list"
+			"{listitem text:\"Highlight me <0>please</>!\"}"
+		"}";
+
+	REQUIRE(fmt.format_list(&rxmgr, "article") == expected);
+}