diff --git a/tests/test_macros.h b/tests/test_macros.h
new file mode 100644
index 00000000000..e4494ce11af
--- /dev/null
+++ b/tests/test_macros.h
@@ -0,0 +1,50 @@
+/*************************************************************************/
+/*  test_macros.h                                                        */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef TEST_MACROS_H
+#define TEST_MACROS_H
+
+// See documentation for doctest at:
+// https://github.com/onqtam/doctest/blob/master/doc/markdown/readme.md#reference
+#include "thirdparty/doctest/doctest.h"
+
+// The test is skipped with this, run pending tests with `--test --no-skip`.
+#define TEST_CASE_PENDING(name) TEST_CASE(name *doctest::skip())
+
+// Temporarily disable error prints to test failure paths.
+// This allows to avoid polluting the test summary with error messages.
+// The `_print_error_enabled` boolean is defined in `core/print_string.cpp` and
+// works at global scope. It's used by various loggers in `should_log()` method,
+// which are used by error macros which call into `OS::print_error`, effectively
+// disabling any error messages to be printed from the engine side (not tests).
+#define ERR_PRINT_OFF _print_error_enabled = false;
+#define ERR_PRINT_ON _print_error_enabled = true;
+
+#endif // TEST_MACROS_H
diff --git a/tests/test_main.cpp b/tests/test_main.cpp
index 7c656517b63..0d83c3ced39 100644
--- a/tests/test_main.cpp
+++ b/tests/test_main.cpp
@@ -50,7 +50,7 @@
 
 #include "modules/modules_tests.gen.h"
 
-#include "thirdparty/doctest/doctest.h"
+#include "tests/test_macros.h"
 
 int test_main(int argc, char *argv[]) {
 	// Doctest runner.
diff --git a/tests/test_string.h b/tests/test_string.h
index 310be31f4b9..22019a64c64 100644
--- a/tests/test_string.h
+++ b/tests/test_string.h
@@ -44,7 +44,7 @@
 #include "modules/regex/regex.h"
 #endif
 
-#include "thirdparty/doctest/doctest.h"
+#include "tests/test_macros.h"
 
 namespace TestString {
 
diff --git a/tests/test_validate_testing.h b/tests/test_validate_testing.h
index 5be7d451853..24acdec96cf 100644
--- a/tests/test_validate_testing.h
+++ b/tests/test_validate_testing.h
@@ -33,10 +33,26 @@
 
 #include "core/os/os.h"
 
-#include "thirdparty/doctest/doctest.h"
+#include "tests/test_macros.h"
 
-TEST_CASE("Validate Test will always pass") {
-	CHECK(true);
+TEST_SUITE("Validate tests") {
+	TEST_CASE("Always pass") {
+		CHECK(true);
+	}
+	TEST_CASE_PENDING("Pending tests are skipped") {
+		if (!doctest::getContextOptions()->no_skip) { // Normal run.
+			FAIL("This should be skipped if `--no-skip` is NOT set (missing `doctest::skip()` decorator?)");
+		} else {
+			CHECK_MESSAGE(true, "Pending test is run with `--no-skip`");
+		}
+	}
+	TEST_CASE("Muting Godot error messages") {
+		ERR_PRINT_OFF;
+		CHECK_MESSAGE(!_print_error_enabled, "Error printing should be disabled.");
+		ERR_PRINT("Still waiting for Godot!"); // This should never get printed!
+		ERR_PRINT_ON;
+		CHECK_MESSAGE(_print_error_enabled, "Error printing should be re-enabled.");
+	}
 }
 
 #endif // TEST_VALIDATE_TESTING_H
diff --git a/tests/test_variant.h b/tests/test_variant.h
index 06dcfde6643..a384a3e91f2 100644
--- a/tests/test_variant.h
+++ b/tests/test_variant.h
@@ -34,7 +34,7 @@
 #include "core/variant.h"
 #include "core/variant_parser.h"
 
-#include "thirdparty/doctest/doctest.h"
+#include "tests/test_macros.h"
 
 namespace TestVariant {