Added scanner. (#410)

2026-08-27 13:38:36 +00:00 · 2026-07-25 12:23:58 -07:00
parent cd6720ce9a
commit 9916e720fc
21 changed files with 2157 additions and 1899 deletions
--- a/tests/settings_test.cpp
+++ b/tests/settings_test.cpp
@@ -7,6 +7,40 @@
 #include <bx/settings.h>
 #include <bx/file.h>

+class CountingAllocator : public bx::AllocatorI
+{
+public:
+	CountingAllocator()
+		: m_live(0)
+	{
+	}
+
+	virtual ~CountingAllocator()
+	{
+	}
+
+	virtual void* realloc(void* _ptr, size_t _size, size_t _align, const char* _filePath, uint32_t _line) override
+	{
+		if (NULL == _ptr
+		&&  0    != _size)
+		{
+			++m_live;
+		}
+		else if (NULL != _ptr
+			 &&  0    == _size)
+		{
+			--m_live;
+		}
+
+		return m_allocator.realloc(_ptr, _size, _align, _filePath, _line);
+	}
+
+	int32_t m_live;
+
+private:
+	bx::DefaultAllocator m_allocator;
+};
+
 TEST_CASE("Settings", "")
 {
 	bx::FilePath filePath;
@@ -47,3 +81,146 @@ TEST_CASE("Settings", "")
 	REQUIRE(0 == bx::strCmp(settings.get("meh/podmac"), "true") );
 	REQUIRE(0 == bx::strCmp(settings.get("test/foo/bar/abvgd"), "1389") );
 }
+
+TEST_CASE("Settings parse", "")
+{
+	bx::DefaultAllocator allocator;
+
+	const bx::StringView ini(
+		"; leading comment\n"
+		"globalKey=globalValue\n"
+		"\n"
+		"[section]\n"
+		"\tkey = value \n"
+		"spaces = a b c\n"
+		"; comment inside section\n"
+		"empty=\n"
+		"\n"
+		"[ padded ]\n"
+		"k=v\n"
+		"lineWithoutEquals\n"
+		"=valueWithoutName\n"
+		"\n"
+		"[dup]\n"
+		"x=1\n"
+		"x=2"
+		);
+
+	bx::Settings settings(&allocator, ini.getPtr(), ini.getLength() );
+
+	REQUIRE(0 == bx::strCmp(settings.get("globalKey"), "globalValue") );
+
+	REQUIRE(0 == bx::strCmp(settings.get("section/key"), "value") );
+	REQUIRE(0 == bx::strCmp(settings.get("section/spaces"), "a b c") );
+
+	REQUIRE(settings.get("section/empty").isEmpty() );
+
+	REQUIRE(0 == bx::strCmp(settings.get("padded/k"), "v") );
+
+	REQUIRE(settings.get("padded/lineWithoutEquals").isEmpty() );
+
+	REQUIRE(0 == bx::strCmp(settings.get("dup/x"), "2") );
+
+	REQUIRE(settings.get("section/; comment inside section").isEmpty() );
+
+	REQUIRE(0 == bx::strCmp(settings.get("SECTION/KEY"), "value") );
+
+	REQUIRE(settings.get("nosuch/key").isEmpty() );
+	REQUIRE(settings.get("nosuch").isEmpty() );
+}
+
+TEST_CASE("Settings parse CRLF", "")
+{
+	bx::DefaultAllocator allocator;
+
+	const bx::StringView ini(
+		"[a]\r\n"
+		"key = value\r\n"
+		"\r\n"
+		"[b]\r\n"
+		"key=other\r\n"
+		);
+
+	bx::Settings settings(&allocator, ini.getPtr(), ini.getLength() );
+
+	REQUIRE(0 == bx::strCmp(settings.get("a/key"), "value") );
+	REQUIRE(0 == bx::strCmp(settings.get("b/key"), "other") );
+}
+
+TEST_CASE("Settings empty", "")
+{
+	bx::DefaultAllocator allocator;
+
+	bx::Settings settings(&allocator);
+	REQUIRE(settings.get("anything").isEmpty() );
+
+	const bx::StringView comments("; just a comment\n\n\n   \n");
+	settings.load(comments.getPtr(), comments.getLength() );
+	REQUIRE(settings.get("anything").isEmpty() );
+
+	settings.load(NULL, 0);
+	REQUIRE(settings.get("anything").isEmpty() );
+}
+
+TEST_CASE("Settings roundtrip", "")
+{
+	bx::DefaultAllocator allocator;
+
+	bx::Settings settings(&allocator);
+	settings.set("global", "0");
+	settings.set("a/one", "1");
+	settings.set("a/two", "2");
+	settings.set("b/nested/three", "3");
+
+	char tmp[512];
+	bx::StaticMemoryBlockWriter writer(tmp, sizeof(tmp) );
+	const int32_t size = bx::write(&writer, settings, bx::ErrorIgnore{});
+	REQUIRE(0 < size);
+
+	bx::Settings reloaded(&allocator, tmp, uint32_t(size) );
+	REQUIRE(0 == bx::strCmp(reloaded.get("global"), "0") );
+	REQUIRE(0 == bx::strCmp(reloaded.get("a/one"), "1") );
+	REQUIRE(0 == bx::strCmp(reloaded.get("a/two"), "2") );
+	REQUIRE(0 == bx::strCmp(reloaded.get("b/nested/three"), "3") );
+
+	reloaded.set("a/one", "one-updated");
+	REQUIRE(0 == bx::strCmp(reloaded.get("a/one"), "one-updated") );
+
+	reloaded.remove("a/one");
+	reloaded.remove("a/two");
+	REQUIRE(reloaded.get("a/one").isEmpty() );
+	REQUIRE(reloaded.get("a/two").isEmpty() );
+	REQUIRE(0 == bx::strCmp(reloaded.get("b/nested/three"), "3") );
+}
+
+TEST_CASE("Settings allocations balanced", "")
+{
+	CountingAllocator allocator;
+
+	{
+		const bx::StringView ini(
+			"global=0\n"
+			"[a]\n"
+			"one=1\n"
+			"two=2\n"
+			"[b]\n"
+			"three=3\n"
+			);
+
+		bx::Settings settings(&allocator, ini.getPtr(), ini.getLength() );
+
+		REQUIRE(0 < allocator.m_live);
+
+		settings.set("c/four", "4");
+		settings.set("a/one", "overwritten");
+		settings.remove("b/three");
+
+		settings.load(ini.getPtr(), ini.getLength() );
+
+		settings.clear();
+
+		settings.set("d/five", "5");
+	}
+
+	REQUIRE(0 == allocator.m_live);
+}