Update diagnostics/os_diagnostics.py

diagnostics/os_diagnostics.py

@@ -2,6 +2,10 @@ from pybricks.parameters import Port
 from uerrno import EAGAIN, EBUSY, ECANCELED, EINVAL, EIO, ENODEV, EOPNOTSUPP, EPERM, ETIMEDOUT
 import uio
 import ujson
+import umath
+import uselect
+import ustruct
+import usys
 import urandom
 from urandom import random
 from pybricks.iodevices import UARTDevice as _UARTDevice
@@ -799,7 +803,7 @@ class USelectTest:
         # Register the standard input so we can read keyboard presses.
         keyboard = poll()
         keyboard.register(stdin)
-        print("Type a few keys, make sure you get back what characteryou typed, then press Escape.")
+        print("Type a few keys, make sure you get back what character you typed, then press Escape.")
         while True:
             # Check if a key has been pressed.
             if keyboard.poll(0):
@@ -878,12 +882,62 @@ class USysTest:
             print("[Hub Diagnostics - MicroPython - Version] MicroPython version:", usys.version)
             print("[Hub Diagnostics - MicroPython - Version] Pybricks version information:", usys.version_info)
             print("[Hub Diagnostics - MicroPython - Version] MicroPython information:", usys.implementation)
-            successfultests += 4
+            self.successfultests += 1
+            print("Completed Test 1/4: versioninfo - SUCCESSFUL")
         except Exception as ex:
             failedtests["versioninfo"] = ex.errno
+            print("Completed Test 4/4: versioninfo - FAILED")
+    def teststdin(self):
+        # Register the standard input so we can read keyboard presses.
+        keyboard = poll()
+        keyboard.register(stdin)
+        print("Type a few keys, make sure you get back what character you typed, then press Escape.")
+        while True:
+            # Check if a key has been pressed.
+            if keyboard.poll(0):
+
+                # Read the key and print it.
+                key = stdin.read(1)
+                if key == '\x1b':
+                    print("Escape key pressed. Exiting...")
+                    break
+                else:
+                    print("Pressed:", key)
+        if(input("Input Y if the results were accurate:") == "Y"):
+            print("Completed Test 1/4: stdin - SUCCESSFUL")
+            self.successfultests += 1
+        else:
+            self.failedtests["stdin"] = "Unsatisfied"
+            print("Completed Test 1/4: stdin - FAILED")
+            if self.failedtests:
+                print("Failed tests:")
+                for key, value in self.failedtests.items():
+                    print(f"  {key}: {value}")
+    def teststdout(self):
+        usys.stdout.flush()
+        try:
+            usys.stdout.buffer.write(b"stdout worked!")
+            print("Completed Test 2/4: stdout - SUCCESSFUL")
+            self.successfultests += 1
+        except Exception as ex:
+            print("Completed Test 2/4: stdout - FAILED")
+            self.failedtests["stdout"] = ex.errno
+    def teststderr(self):
+        usys.stderr.flush()
+        try:       
+            usys.stderr.buffer.write(b"stderr worked!")
+            print("Completed Test 3/4: stderr - SUCCESSFUL")
+            self.successfultests += 1
+        except Exception as ex:
+            print("Completed Test 3/4: stderr - FAILED")
+            self.failedtests["stderr"] = ex.errno
+
     def print_results(self):
+        self.teststdin()
+        self.teststdout()
+        self.teststderr()
         printVersionDiagnostics()
-        print(f"\n=== Results: {self.successfultests}/0 tests passed ===")
+        print(f"\n=== Results: {self.successfultests}/3 tests passed ===")
         if self.failedtests:
             print("Failed tests:")
             for key, value in self.failedtests.items():