added texttests fixture to cpp version

.gitignore

@@ -3,3 +3,5 @@ obj
 *.sln.DotSettings.user
 .vs
 vendor
+.idea
+*.iml

cpp/test/CMakeLists.txt

@@ -2,3 +2,4 @@ add_subdirectory(cpp_catch2_approvaltest)
 add_subdirectory(cpp_catch2_unittest)
 add_subdirectory(cpp_googletest_approvaltest)
 add_subdirectory(cpp_googletest_unittest)
+add_subdirectory(cpp_texttest)

cpp/test/cpp_texttest/CMakeLists.txt

@@ -0,0 +1,15 @@
+set(TEST_NAME GildedRoseTextTests)
+add_executable(${TEST_NAME} GildedRoseTextTests.cc)
+target_sources(${TEST_NAME} PRIVATE GildedRoseTextTests.cc)
+target_link_libraries(${TEST_NAME} lib src)
+set_property(TARGET ${TEST_NAME} PROPERTY CXX_STANDARD 11)
+add_test(NAME ${TEST_NAME} COMMAND ${TEST_NAME})
+
+# Set compiler option /FC for Visual Studio to to make the __FILE__ macro expand to full path.
+# The __FILE__ macro is used by Catch2 to get the path to current test file.
+# Links:
+# * https://docs.microsoft.com/en-us/cpp/preprocessor/predefined-macros?view=vs-2019
+# * https://docs.microsoft.com/en-us/cpp/build/reference/fc-full-path-of-source-code-file-in-diagnostics?view=vs-2019
+if (MSVC)
+    target_compile_options(${TEST_NAME} PRIVATE "/FC")
+endif()

cpp/test/cpp_texttest/GildedRoseTextTests.cc

@@ -0,0 +1,44 @@
+#include <cstdio>
+#include "GildedRose.h"
+
+int
+print_item(Item *item)
+{
+    return printf("%s, %d, %d\n", item->name.c_str(), item->sellIn, item->quality);
+}
+
+int main()
+{
+    vector<Item> items;
+
+    items.emplace_back("+5 Dexterity Vest", 10, 20);
+    items.emplace_back("Aged Brie", 2, 0);
+    items.emplace_back("Elixir of the Mongoose", 5, 7);
+    items.emplace_back("Sulfuras, Hand of Ragnaros", 0, 80);
+    items.emplace_back("Sulfuras, Hand of Ragnaros", -1, 80);
+    items.emplace_back("Backstage passes to a TAFKAL80ETC concert", 15, 20);
+    items.emplace_back("Backstage passes to a TAFKAL80ETC concert", 10, 49);
+    items.emplace_back("Backstage passes to a TAFKAL80ETC concert", 5, 49);
+
+    // this Conjured item doesn't yet work properly
+    items.emplace_back("Conjured Mana Cake", 3, 6);
+
+    puts("OMGHAI!");
+
+    GildedRose app(items);
+
+    for (int day = 0; day <= 30; day++)
+    {
+        printf("-------- day %d --------\n", day);
+        printf("name, sellIn, quality\n");
+        for (auto & item : items)
+        {
+            print_item(&item);
+        }
+        printf("\n");
+        app.updateQuality();
+    }
+    return 0;
+}
+
+