diff --git a/frappe/commands/testing.py b/frappe/commands/testing.py
index 2502546821..d487c01242 100644
--- a/frappe/commands/testing.py
+++ b/frappe/commands/testing.py
@@ -115,6 +115,7 @@ def main(
 			verbosity=2 if testing_module_logger.getEffectiveLevel() < logging.INFO else 1,
 			tb_locals=testing_module_logger.getEffectiveLevel() <= logging.INFO,
 			cfg=test_config,
+			buffer=not bool(pdb_on_exceptions),
 		)
 
 		if doctype or doctype_list_path:
diff --git a/frappe/testing/result.py b/frappe/testing/result.py
index 5c41dc5a1b..4aca1892a6 100644
--- a/frappe/testing/result.py
+++ b/frappe/testing/result.py
@@ -34,6 +34,12 @@ class TestResult(unittest.TextTestResult):
 		self._old_stdout = []
 		self._old_stderr = []
 
+	def _setupStdout(self):
+		pass
+
+	def _restoreStdout(self):
+		pass
+
 	def startTestRun(self):
 		if not sys.warnoptions:
 			import warnings
@@ -44,16 +50,18 @@ class TestResult(unittest.TextTestResult):
 			warnings.filterwarnings("module", category=FrappeDeprecationWarning)
 
 		# capture class & module setup & teardown in order to show it above the first test of the class
-		self._old_stderr.append(sys.stderr)
-		self._old_stdout.append(sys.stdout)
-		self._module_or_class_stdout_capture = io.StringIO()
-		self._module_or_class_stderr_capture = io.StringIO()
-		sys.stdout = self._module_or_class_stdout_capture
-		sys.stderr = self._module_or_class_stderr_capture
+		if self.buffer:
+			self._old_stderr.append(sys.stderr)
+			self._old_stdout.append(sys.stdout)
+			self._module_or_class_stdout_capture = io.StringIO()
+			self._module_or_class_stderr_capture = io.StringIO()
+			sys.stdout = self._module_or_class_stdout_capture
+			sys.stderr = self._module_or_class_stderr_capture
 
 	def stopTestRun(self):
-		sys.stdout = self._old_stdout.pop()
-		sys.stderr = self._old_stderr.pop()
+		if self.buffer:
+			sys.stdout = self._old_stdout.pop()
+			sys.stderr = self._old_stderr.pop()
 
 	def startTest(self, test):
 		self.tb_locals = True
@@ -87,23 +95,25 @@ class TestResult(unittest.TextTestResult):
 				logger.info(f"records created: {', '.join(records)}")
 			self.stream.flush()
 
-		self._old_stderr.append(sys.stderr)
-		self._old_stdout.append(sys.stdout)
-		self._test_stdout_capture = io.StringIO()
-		self._test_stderr_capture = io.StringIO()
-		sys.stdout = self._test_stdout_capture
-		sys.stderr = self._test_stderr_capture
+		if self.buffer:
+			self._old_stderr.append(sys.stderr)
+			self._old_stdout.append(sys.stdout)
+			self._test_stdout_capture = io.StringIO()
+			self._test_stderr_capture = io.StringIO()
+			sys.stdout = self._test_stdout_capture
+			sys.stderr = self._test_stderr_capture
 
 	def stopTest(self, test):
 		super().stopTest(test)
-		sys.stdout = self._old_stderr.pop()
-		sys.stderr = self._old_stdout.pop()
-		for line in self._test_stdout_capture.getvalue().splitlines():
-			self.stream.write(f"       ▹  {line}\n")
-			self.stream.flush()
-		for line in self._test_stderr_capture.getvalue().splitlines():
-			self.stream.write(f"       ▸  {line}\n")
-			self.stream.flush()
+		if self.buffer:
+			sys.stdout = self._old_stderr.pop()
+			sys.stderr = self._old_stdout.pop()
+			for line in self._test_stdout_capture.getvalue().splitlines():
+				self.stream.write(f"       ▹  {line}\n")
+				self.stream.flush()
+			for line in self._test_stderr_capture.getvalue().splitlines():
+				self.stream.write(f"       ▸  {line}\n")
+				self.stream.flush()
 
 	def getTestMethodName(self, test):
 		return test._testMethodName if hasattr(test, "_testMethodName") else str(test)
diff --git a/frappe/testing/runner.py b/frappe/testing/runner.py
index 0b839abfb6..0f73c6d701 100644
--- a/frappe/testing/runner.py
+++ b/frappe/testing/runner.py
@@ -52,7 +52,7 @@ class TestRunner(unittest.TextTestRunner):
 		descriptions=True,
 		verbosity=1,
 		failfast=False,
-		buffer=False,
+		buffer=True,
 		resultclass=None,
 		warnings="module",
 		*,