diff --git a/tests/client/tools/test_terminal_output_full.py b/tests/client/tools/test_terminal_output_full.py
new file mode 100644
index 0000000..f5b1339
--- /dev/null
+++ b/tests/client/tools/test_terminal_output_full.py
@@ -0,0 +1,114 @@
+"""Additional tests for terminal output handling in tools.py"""
+
+import unittest
+from unittest.mock import patch
+
+from wcgw.client.tools import (
+    Confirmation,
+    _incremental_text,
+    _is_int,
+    ask_confirmation,
+    get_incremental_output,
+    render_terminal_output,
+)
+
+
+class TestTerminalOutputFull(unittest.TestCase):
+    def setUp(self):
+        """Set up test environment before each test case"""
+        self.maxDiff = None
+
+    def test_get_incremental_output_break_conditions(self):
+        """Test break conditions in get_incremental_output"""
+        # Test case 1: No match found - returns entire new output
+        old_output = ["old"]
+        new_output = ["diff1", "diff2"]
+        result = get_incremental_output(old_output, new_output)
+        self.assertEqual(result, new_output)  # No match, return all
+
+        # Test case 2: Last line matches but not complete sequence - returns entire new output
+        old_output = ["start", "last"]
+        new_output = [
+            "other",
+            "last",
+            "extra",
+        ]  # Matches last line but not full sequence
+        result = get_incremental_output(old_output, new_output)
+        self.assertEqual(result, new_output)  # Incomplete match, return all
+
+        # Test case 3: Empty old output - returns entire new output
+        old_output = []
+        new_output = ["line1", "line2"]
+        result = get_incremental_output(old_output, new_output)
+        self.assertEqual(result, new_output)  # Empty old, return all
+
+        # Test case 4: Complete sequence match - returns only new content after match
+        old_output = ["start", "middle"]
+        new_output = ["start", "middle", "extra"]  # Complete sequence matches
+        result = get_incremental_output(old_output, new_output)
+        self.assertEqual(result, ["extra"])  # Complete match, return only new content
+
+    def test_incremental_terminal_output(self):
+        """Test incremental terminal output handling"""
+        # Test with completely empty old output
+        result = _incremental_text("new text", "")
+        self.assertEqual(result.rstrip(), "new text")
+
+        # Test with new output matching end of old
+        result = _incremental_text(
+            "some existing text\nnew text", "some existing text\n"
+        )
+        self.assertEqual(result.rstrip(), "new text")
+
+    def test_ask_confirmation(self):
+        """Test ask_confirmation function"""
+        with patch("builtins.input", return_value="y"):
+            result = ask_confirmation(Confirmation(prompt="Test prompt"))
+            self.assertEqual(result, "Yes")
+
+        with patch("builtins.input", return_value="n"):
+            result = ask_confirmation(Confirmation(prompt="Test prompt"))
+            self.assertEqual(result, "No")
+
+        # Test with other input that should be treated as no
+        with patch("builtins.input", return_value="anything"):
+            result = ask_confirmation(Confirmation(prompt="Test prompt"))
+            self.assertEqual(result, "No")
+
+    def test_terminal_empty_output(self):
+        """Test render_terminal_output with empty lines and whitespace"""
+        # Test with completely empty output
+        result = render_terminal_output("")
+        self.assertEqual(result, [])
+
+        # Test with non-empty followed by empty lines
+        result = render_terminal_output("line1\nline2\n  \n\n")
+        result = [line.rstrip() for line in result]  # Strip trailing spaces
+        self.assertEqual(result, ["line1", "line2"])  # Empty lines at end are filtered
+
+        # Test with content between empty lines
+        result = render_terminal_output("\n\nline1\n\nline2\n")
+        result = [line.rstrip() for line in result]
+        self.assertEqual(
+            result, ["", "", "line1", "", "line2"]
+        )  # Empty at start kept, at end filtered
+
+        # Test with trailing whitespace lines
+        result = render_terminal_output("line1\n   \n  ")
+        result = [line.rstrip() for line in result]
+        self.assertEqual(result, ["line1"])  # Whitespace at end filtered
+
+    def test_is_int_function(self):
+        """Test _is_int function with various inputs"""
+        self.assertTrue(_is_int("123"))  # Valid integer
+        self.assertTrue(_is_int("-123"))  # Negative integer
+        self.assertTrue(_is_int("0"))  # Zero
+
+        self.assertFalse(_is_int("abc"))  # Letters
+        self.assertFalse(_is_int("12.3"))  # Float
+        self.assertFalse(_is_int(""))  # Empty string
+        self.assertFalse(_is_int(" "))  # Whitespace
+
+
+if __name__ == "__main__":
+    unittest.main()