chore(test): add tests for GxuDetermineQuotedCode

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);
+    }
+}