From d5974bb82419fd8488d2eb7aa0fa70f57d6e4c0a Mon Sep 17 00:00:00 2001
From: Damimani <dani.toth2003@gmail.com>
Date: Fri, 6 Nov 2026 21:57:42 +0100
Subject: [PATCH] moar tests

---
 feladat5/UnitTest1/UnitTest1.cpp | 92 +++++++++++++++++++++++++++++++-
 feladat5/feladat5/CMyString.cpp  | 15 +++++-
 2 files changed, 104 insertions(+), 3 deletions(-)

diff --git a/feladat5/UnitTest1/UnitTest1.cpp b/feladat5/UnitTest1/UnitTest1.cpp
index 55c9c7e..28e7d7d 100644
--- a/feladat5/UnitTest1/UnitTest1.cpp
+++ b/feladat5/UnitTest1/UnitTest1.cpp
@@ -185,6 +185,38 @@ namespace UnitTest1
 				}
 			}
 		}
+		TEST_METHOD(EqualOperatorTests) {
+			CMyString preps[]{
+				CMyString(),
+				CMyString("testtesttest"),
+			};
+			CMyString strs[]{
+				CMyString("test"),
+				CMyString("test"),
+			};
+			int expected[][2] = {
+				{ 4, 10 },
+				{ 4, 13 },
+			};
+			int testcount = sizeof(expected) / (sizeof(int) * 2);
+			for (size_t i = 0; i < testcount; i++)
+			{
+				try
+				{
+					CMyString res = preps[i];
+					res = strs[i];
+					Assert::AreEqual(expected[i][0], (int)res.size());
+					Assert::AreEqual(expected[i][1], (int)res.capacity());
+					Assert::AreEqual(strs[i].c_str(), res.c_str());
+				}
+				catch (...)
+				{
+					Assert::IsTrue(false);
+				}
+			}
+			CMyString str1 = CMyString("test");
+			CMyString str2 = str1;
+		}
 
 		TEST_METHOD(GetAtTests) {
 			CMyString str[]{
@@ -308,7 +340,65 @@ namespace UnitTest1
 		}
 
 		TEST_METHOD(EraseTests) { 
-			//TODO
+			CMyString str[]{
+				CMyString(),
+				CMyString("test"),
+				CMyString("test"),
+				CMyString("test"),
+				CMyString("test"),
+				CMyString('a', 10),
+			};
+			int pos[] = {
+				0,
+				4,
+				-1,
+				3,
+				3,
+				3,
+			};
+			int cnt[] = {
+				1,
+				1,
+				1,
+				0,
+				1,
+				1,
+			};
+			char* text[] = {
+				'\0',
+				'\0',
+				'\0',
+				"test",
+				"tes",
+				"aaaaaaaaa",
+			};
+			int testcount = sizeof(pos) / sizeof(int);
+			for (size_t i = 0; i < testcount; i++)
+			{
+				try
+				{
+					str[i].erase(pos[i], cnt[i]);
+					Assert::AreEqual(text[i], str[i].c_str());
+				}
+				catch (const CMyStringException& e)
+				{
+					if (i < 3)
+					{
+						Assert::AreEqual(CMyStringException::ErrOutOfRange, e.what());
+					}
+					else
+					{
+						Assert::IsTrue(false);
+					}
+				}
+				catch (...)
+				{
+					Assert::IsTrue(false);
+				}
+			}
+		}
+		TEST_METHOD(ShrinkToFitTests) {
+
 		}
 	};
 }
diff --git a/feladat5/feladat5/CMyString.cpp b/feladat5/feladat5/CMyString.cpp
index 83dc428..95d6cb5 100644
--- a/feladat5/feladat5/CMyString.cpp
+++ b/feladat5/feladat5/CMyString.cpp
@@ -147,9 +147,20 @@ void CMyString::erase(size_t pos, size_t count) {
 	{
 		count = m_nDataLength - pos;
 	}
-	for (size_t i = 0; i < count; i++)
+	size_t i;
+	for (i = 0; i < count; i++)
 	{
-		m_pchData[pos + i] = '\0';
+		m_pchData[pos + i] = ' ';
+	}
+	for (size_t j = pos; j < m_nDataLength; j++)
+	{
+		if (!m_pchData[j + i])
+		{
+			m_pchData[j] = '\0';
+			m_nDataLength = j;
+			break;
+		}
+		m_pchData[j] = m_pchData[j + i];
 	}
 }
 bool CMyString::empty() const {