Strengthen internal flag assertions in component tests

All internal-flag tests now extract the packed value and verify
bit 24 is set/clear for the correct entities, instead of just
checking configure_entity_() call presence.

tests/component_tests/binary_sensor/test_binary_sensor.py

@@ -1,5 +1,17 @@
 """Tests for the binary sensor component."""
 
+import re
+
+_INTERNAL_BIT = 1 << 24
+
+
+def _extract_packed_value(main_cpp, var_name):
+    """Extract the third (packed) argument from a configure_entity_ call."""
+    pattern = rf"{re.escape(var_name)}->configure_entity_\([^,]+,\s*\w+,\s*(\d+)\)"
+    match = re.search(pattern, main_cpp)
+    assert match, f"configure_entity_ call not found for {var_name}"
+    return int(match.group(1))
+
 
 def test_binary_sensor_is_setup(generate_main):
     """
@@ -44,10 +56,9 @@ def test_binary_sensor_config_value_internal_set(generate_main):
         "tests/component_tests/binary_sensor/test_binary_sensor.yaml"
     )
 
-    # Then
-    # internal flag is now packed into configure_entity_() third argument (bit 24)
-    assert "bs_1->configure_entity_(" in main_cpp
-    assert "bs_2->configure_entity_(" in main_cpp
+    # Then: bs_1 has internal: true, bs_2 has internal: false
+    assert _extract_packed_value(main_cpp, "bs_1") & _INTERNAL_BIT != 0
+    assert _extract_packed_value(main_cpp, "bs_2") & _INTERNAL_BIT == 0
 
 
 def test_binary_sensor_config_value_use_raw_set(generate_main):

tests/component_tests/button/test_button.py

@@ -1,5 +1,17 @@
 """Tests for the button component"""
 
+import re
+
+_INTERNAL_BIT = 1 << 24
+
+
+def _extract_packed_value(main_cpp, var_name):
+    """Extract the third (packed) argument from a configure_entity_ call."""
+    pattern = rf"{re.escape(var_name)}->configure_entity_\([^,]+,\s*\w+,\s*(\d+)\)"
+    match = re.search(pattern, main_cpp)
+    assert match, f"configure_entity_ call not found for {var_name}"
+    return int(match.group(1))
+
 
 def test_button_is_setup(generate_main):
     """
@@ -39,8 +51,6 @@ def test_button_config_value_internal_set(generate_main):
     # When
     main_cpp = generate_main("tests/component_tests/button/test_button.yaml")
 
-    # Then
-    # internal flag is packed into configure_entity_() third argument (bit 24)
-    # wol_1 has internal: true → bit 24 set → packed value 16777216
-    assert "wol_1->configure_entity_(" in main_cpp
-    assert "wol_2->configure_entity_(" in main_cpp
+    # Then: wol_1 has internal: true, wol_2 has internal: false
+    assert _extract_packed_value(main_cpp, "wol_1") & _INTERNAL_BIT != 0
+    assert _extract_packed_value(main_cpp, "wol_2") & _INTERNAL_BIT == 0

tests/component_tests/text/test_text.py

@@ -1,4 +1,16 @@
-"""Tests for the binary sensor component."""
+"""Tests for the text component."""
+
+import re
+
+_INTERNAL_BIT = 1 << 24
+
+
+def _extract_packed_value(main_cpp, var_name):
+    """Extract the third (packed) argument from a configure_entity_ call."""
+    pattern = rf"{re.escape(var_name)}->configure_entity_\([^,]+,\s*\w+,\s*(\d+)\)"
+    match = re.search(pattern, main_cpp)
+    assert match, f"configure_entity_ call not found for {var_name}"
+    return int(match.group(1))
 
 
 def test_text_is_setup(generate_main):
@@ -37,10 +49,9 @@ def test_text_config_value_internal_set(generate_main):
     # When
     main_cpp = generate_main("tests/component_tests/text/test_text.yaml")
 
-    # Then
-    # internal flag is now packed into configure_entity_() third argument (bit 24)
-    assert "it_2->configure_entity_(" in main_cpp
-    assert "it_3->configure_entity_(" in main_cpp
+    # Then: it_2 has internal: false, it_3 has internal: true
+    assert _extract_packed_value(main_cpp, "it_2") & _INTERNAL_BIT == 0
+    assert _extract_packed_value(main_cpp, "it_3") & _INTERNAL_BIT != 0
 
 
 def test_text_config_value_mode_set(generate_main):

tests/component_tests/text_sensor/test_text_sensor.py

@@ -2,6 +2,8 @@
 
 import re
 
+_INTERNAL_BIT = 1 << 24
+
 
 def _extract_packed_value(main_cpp, var_name):
     """Extract the third (packed) argument from a configure_entity_ call."""
@@ -49,10 +51,9 @@ def test_text_sensor_config_value_internal_set(generate_main):
     # When
     main_cpp = generate_main("tests/component_tests/text_sensor/test_text_sensor.yaml")
 
-    # Then
-    # internal flag is now packed into configure_entity_() third argument (bit 24)
-    assert "ts_2->configure_entity_(" in main_cpp
-    assert "ts_3->configure_entity_(" in main_cpp
+    # Then: ts_2 has internal: true, ts_3 has internal: false
+    assert _extract_packed_value(main_cpp, "ts_2") & _INTERNAL_BIT != 0
+    assert _extract_packed_value(main_cpp, "ts_3") & _INTERNAL_BIT == 0
 
 
 def test_text_sensor_device_class_set(generate_main):