Add output to memory test

apps/com.example.memtest/assets/main.py

@@ -33,7 +33,6 @@ import time
 ALLOCATION_TIMEOUT_MS = 100  # Timeout for a single allocation (in milliseconds)
 
 
-
 def test_allocation(buffer_size, n):
     """Test how many buffers of a given size can be allocated with a timeout."""
     print(f"\nTesting buffer size: {buffer_size} bytes (2^{n})")
@@ -41,7 +40,7 @@ def test_allocation(buffer_size, n):
     count = 0
     
     try:
-        while True:
+        while canary.is_valid():
             # Measure time for allocation
             start_time = time.ticks_ms()
             # Allocate a new buffer
@@ -69,23 +68,30 @@ def test_allocation(buffer_size, n):
     return count
 
 
-print("Starting memory allocation test...")
-    
-# Store results for summary
-results = []
-    
 # Test buffer sizes of 2^n, starting from n=1 (2 bytes)
 n = 1
 
+subwindow.clean()
 canary = lv.obj(subwindow)
 canary.add_flag(lv.obj.FLAG.HIDDEN)
 
-while canary.get_class():
+status = lv.label(subwindow)
+status.align(lv.ALIGN.TOP_LEFT, 5, 10)
+status.set_style_text_color(lv.color_hex(0xFFFFFF), 0)
+
+summary = "Running RAM memory tests...\n\n"
+summary += "=== Memory Allocation Test Summary ===\n"
+summary += "Buffer Size (bytes) | Max Buffers Allocated\n"
+summary += "-" * 40 + "\n"
+status.set_text(summary)
+
+while canary.is_valid():
    buffer_size = 2 ** n
+   summary += f"{buffer_size:>12} | "
+   status.set_text(summary)
    # Run allocation test
    gc.collect()
    max_buffers = test_allocation(buffer_size, n)
-   results.append((buffer_size, max_buffers))
    # Check if we allocated 0 buffers (indicates we can't allocate this size)
    if max_buffers == 0:
        print(f"Cannot allocate buffers of size {buffer_size} bytes. Stopping test.")
@@ -94,14 +100,12 @@ while canary.get_class():
    gc.collect()
    time.sleep_ms(100)  # Brief delay to stabilize system
    n += 1
-
+   summary += f"{buffer_size:>12} | "
+   status.set_text(summary)
+   summary += f"{max_buffers:>14}\n"
+   status.set_text(summary)
 
 # Print summary report
-print("\n=== Memory Allocation Test Summary ===")
-print("Buffer Size (bytes) | Max Buffers Allocated")
-print("-" * 40)
-for buffer_size, max_buffers in results:
-	print(f"{buffer_size:>18} | {max_buffers:>20}")
-	print("=====================================")
-print("Test completed.")
-
+summary += "=====================================\n\n"
+summary += "Test completed.\n"
+status.set_text(summary)