From 1ae694ccd119839ae856b6db5c95323e723ced94 Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Tue, 9 Dec 2025 19:19:00 -0600
Subject: [PATCH] chore(test): add tests for GxuDetermineQuotedCode

---
 test/CMakeLists.txt      | 15 +++++++--
 test/gx/font/GxuFont.cpp | 73 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 86 insertions(+), 2 deletions(-)
 create mode 100644 test/gx/font/GxuFont.cpp

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index a8f0ab1..a2292d6 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -1,5 +1,11 @@
 if(WHOA_SYSTEM_MAC)
-    file(GLOB PRIVATE_SOURCES "Test.cpp" "stub/Mac.mm" "gx/*.cpp" "util/*.cpp")
+    file(GLOB PRIVATE_SOURCES
+        "Test.cpp"
+        "stub/Mac.mm"
+        "gx/*.cpp"
+        "gx/font/*.cpp"
+        "util/*.cpp"
+    )
 
     set_source_files_properties(${PRIVATE_SOURCES}
         PROPERTIES COMPILE_FLAGS "-x objective-c++"
@@ -20,7 +26,12 @@ if(WHOA_SYSTEM_MAC)
 endif()
 
 if(WHOA_SYSTEM_WIN OR WHOA_SYSTEM_LINUX)
-    file(GLOB PRIVATE_SOURCES "Test.cpp" "gx/*.cpp" "util/*.cpp")
+    file(GLOB PRIVATE_SOURCES
+        "Test.cpp"
+        "gx/*.cpp"
+        "gx/font/*.cpp"
+        "util/*.cpp"
+    )
 
     add_executable(WhoaTest ${PRIVATE_SOURCES})
 
diff --git a/test/gx/font/GxuFont.cpp b/test/gx/font/GxuFont.cpp
new file mode 100644
index 0000000..5dcbbee
--- /dev/null
+++ b/test/gx/font/GxuFont.cpp
@@ -0,0 +1,73 @@
+#include "gx/font/GxuFont.hpp"
+#include <cstdint>
+#include "catch.hpp"
+
+TEST_CASE("GxuDetermineQuotedCode", "[gx]") {
+    SECTION("does not recognize non-quoted code") {
+        const char* str = "test1";
+        uint32_t flags = 0x0;
+
+        int32_t advance;
+        uint32_t code;
+        QUOTEDCODE quotedCode;
+
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_INVALIDCODE);
+        REQUIRE(advance == 1);
+    }
+
+    SECTION("recognizes newlines") {
+        const char* str = "test1\ntest2\rtest3\r\ntest4";
+        uint32_t flags = 0x0;
+
+        int32_t advance;
+        uint32_t code;
+        QUOTEDCODE quotedCode;
+
+        // \n
+        str += 5;
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_NEWLINE);
+        REQUIRE(advance == 1);
+        str += advance;
+
+        // \r
+        str += 5;
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_NEWLINE);
+        REQUIRE(advance == 1);
+        str += advance;
+
+        // \r\n
+        str += 5;
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_NEWLINE);
+        REQUIRE(advance == 2);
+    }
+
+    SECTION("recognizes quoted newlines") {
+        const char* str = "test1|ntest2|n|ntest3";
+        uint32_t flags = 0x0;
+
+        int32_t advance;
+        uint32_t code;
+        QUOTEDCODE quotedCode;
+
+        // |n
+        str += 5;
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_NEWLINE);
+        REQUIRE(advance == 2);
+        str += advance;
+
+        // |n|n
+        str += 5;
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_NEWLINE);
+        REQUIRE(advance == 2);
+        str += advance;
+        quotedCode = GxuDetermineQuotedCode(str, advance, nullptr, flags, code);
+        REQUIRE(quotedCode == CODE_NEWLINE);
+        REQUIRE(advance == 2);
+    }
+}