From c794f853e943ba0f70c0e927c50ada1bf5136117 Mon Sep 17 00:00:00 2001
From: avanspector <avanspector@gmail.com>
Date: Tue, 17 Sep 2024 16:57:02 +0200
Subject: [PATCH] init ansi on a standalone testing exe

---
 core/testing/runner.odin         |  4 ++++
 core/testing/runner_windows.odin | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 core/testing/runner_windows.odin

diff --git a/core/testing/runner.odin b/core/testing/runner.odin
index 386ba8cb5..10d5dca5c 100644
--- a/core/testing/runner.odin
+++ b/core/testing/runner.odin
@@ -204,6 +204,10 @@ runner :: proc(internal_tests: []Internal_Test) -> bool {
 		}
 	}
 
+	when ODIN_OS == .Windows {
+		console_ansi_init()
+	}
+
 	stdout := io.to_writer(os.stream_from_handle(os.stdout))
 	stderr := io.to_writer(os.stream_from_handle(os.stderr))
 
diff --git a/core/testing/runner_windows.odin b/core/testing/runner_windows.odin
new file mode 100644
index 000000000..fa233ff84
--- /dev/null
+++ b/core/testing/runner_windows.odin
@@ -0,0 +1,22 @@
+//+private
+package testing
+
+import win32 "core:sys/windows"
+
+console_ansi_init :: proc() {
+	stdout := win32.GetStdHandle(win32.STD_OUTPUT_HANDLE)
+	if stdout != win32.INVALID_HANDLE && stdout != nil {
+		old_console_mode: u32
+		if win32.GetConsoleMode(stdout, &old_console_mode) {
+			win32.SetConsoleMode(stdout, old_console_mode | win32.ENABLE_VIRTUAL_TERMINAL_PROCESSING)
+		}
+	}
+
+	stderr := win32.GetStdHandle(win32.STD_ERROR_HANDLE)
+	if stderr != win32.INVALID_HANDLE && stderr != nil {
+		old_console_mode: u32
+		if win32.GetConsoleMode(stderr, &old_console_mode) {
+			win32.SetConsoleMode(stderr, old_console_mode | win32.ENABLE_VIRTUAL_TERMINAL_PROCESSING)
+		}
+	}
+}