Added string class

Tests/String.cpp

@@ -0,0 +1,110 @@
+#ifdef DEBUG
+
+#include <string.hpp>
+#include <debug.h>
+
+void TestString()
+{
+    String hw("Hello, world!");
+    debug("String length: %d", hw.length());
+    debug("String capacity: %d", hw.capacity());
+    debug("String data: %s", hw.c_str());
+    if (hw == "Hello, world!" && hw != "World, hello!")
+        debug("String comparison works!");
+    else
+    {
+        error("String comparison doesn't work! \"%s\"", hw.c_str());
+        while (1)
+            ;
+    }
+
+    String hi("Hi");
+    char chi[3];
+    chi[0] = hi[0];
+    chi[1] = hi[1];
+    chi[2] = '\0';
+    if (strcmp(chi, "Hi") == 0)
+        debug("String indexing works!");
+    else
+    {
+        error("String indexing doesn't work! \"%s\" \"%s\"", chi, hi.c_str());
+        while (1)
+            ;
+    }
+
+    hi << " there!";
+    if (hi == "Hi there!")
+        debug("String concatenation works!");
+    else
+    {
+        error("String concatenation doesn't work! \"%s\"", hi.c_str());
+        while (1)
+            ;
+    }
+
+    hi << " " << hw;
+    if (hi == "Hi there! Hello, world!")
+        debug("String concatenation works!");
+    else
+    {
+        error("String concatenation doesn't work! \"%s\"", hi.c_str());
+        while (1)
+            ;
+    }
+
+    String eq0("Hello, world!");
+    String eq1("Hello, world!");
+    String eq2("World, hello!");
+
+    if (eq0 == eq1)
+        debug("String equality works!");
+    else
+    {
+        error("String equality doesn't work! \"%s\" \"%s\"", eq0.c_str(), eq1.c_str());
+        while (1)
+            ;
+    }
+
+    if (eq0 != eq2)
+        debug("String inequality works!");
+    else
+    {
+        error("String inequality doesn't work! \"%s\" \"%s\"", eq0.c_str(), eq2.c_str());
+        while (1)
+            ;
+    }
+
+    char chw[14];
+    int i = 0;
+    foreach (auto c in hw)
+    {
+        chw[i] = c;
+        i++;
+    }
+    chw[i] = '\0';
+
+    if (strcmp(chw, "Hello, world!") == 0)
+        debug("String iteration works!");
+    else
+    {
+        error("String iteration doesn't work! \"%s\" \"%s\" %d", chw, hw.c_str(), i);
+        while (1)
+            ;
+    }
+
+    String a("Hello");
+    String b("World");
+    String c;
+    c = a + ", " + b + "!";
+
+    if (c == "Hello, World!")
+        debug("String addition works!");
+    else
+    {
+        error("String addition doesn't work! \"%s\"", c.c_str());
+        while (1)
+            ;
+    }
+}
+
+#endif // DEBUG

Tests/TypeSize.cpp

@@ -103,4 +103,4 @@ __constructor void TestTypeSize()
     debug("__UINTMAX_MAX__ = %#llx", __UINTMAX_MAX__);
 }
 
-#endif
+#endif // DEBUG

Tests/t.h

@@ -0,0 +1,10 @@
+#ifndef __FENNIX_KERNEL_non_constructor_tests_H__
+#define __FENNIX_KERNEL_non_constructor_tests_H__
+#ifdef DEBUG
+
+#include <types.h>
+
+void TestString();
+
+#endif // DEBUG
+#endif // !__FENNIX_KERNEL_non_constructor_tests_H__