Remove the test binary split

tests/meson.build

@@ -1,51 +1,29 @@
-tests = [
+# Consolidated test binary - all tests in one executable for faster linking
-    [
+
-        'bitmap_test',
+test_sources = [
-        'bitmap_test_exe',
+    # Test files
-        ['../src/graphics/Bitmap.cpp', 'bitmap_test/bitmap_test.cpp'],
+    'bitmap_test/bitmap_test.cpp',
-    ],
-    [
-        'monochrome_test',
-        'monochrome_test_exe',
-        [
-            '../src/graphics/Monochrome.cpp',
     'monochrome_test/monochrome_test.cpp',
-        ],
+    'label_test/label_test.cpp',
-    ],
+
+    # Source files under test
+    '../src/graphics/Bitmap.cpp',
+    '../src/graphics/Monochrome.cpp',
+    '../src/graphics/Label.cpp',
 ]
 
-foreach test : tests
+test_exe = executable(
-    test(
+    'ptprnt_tests',
-        test.get(0),
+    sources: test_sources,
-        executable(
-            test.get(1),
-            sources: test.get(2),
     include_directories: incdir,
     dependencies: [
-                gtest_dep,
+        gmock_dep,  # GMock includes GTest
         usb_dep,
         log_dep,
         pangocairo_dep,
         cli11_dep,
     ],
-        ),
-    )
-endforeach
-
-# Label test requires GMock for mocking Cairo/Pango
-test(
-    'label_test',
-    executable(
-        'label_test_exe',
-        sources: ['../src/graphics/Label.cpp', 'label_test/label_test.cpp'],
-        include_directories: incdir,
-        dependencies: [
-            gmock_dep,
-            gtest_dep,
-            usb_dep,
-            log_dep,
-            pangocairo_dep,
-            cli11_dep,
-        ],
-    ),
 )
+
+# Single test that runs all test suites
+test('all_tests', test_exe)