diff --git a/tests/components/lifx/snapshots/test_diagnostics.ambr b/tests/components/lifx/snapshots/test_diagnostics.ambr
new file mode 100644
index 00000000000..82499c3632e
--- /dev/null
+++ b/tests/components/lifx/snapshots/test_diagnostics.ambr
@@ -0,0 +1,292 @@
+# serializer version: 1
+# name: test_bulb_diagnostics
+  dict({
+    'data': dict({
+      'brightness': 3,
+      'features': dict({
+        'buttons': False,
+        'chain': False,
+        'color': True,
+        'extended_multizone': False,
+        'hev': False,
+        'infrared': False,
+        'matrix': False,
+        'max_kelvin': 9000,
+        'min_kelvin': 2500,
+        'multizone': False,
+        'relays': False,
+      }),
+      'firmware': '3.00',
+      'hue': 1,
+      'kelvin': 4,
+      'power': 0,
+      'product_id': 1,
+      'saturation': 2,
+      'vendor': None,
+    }),
+    'entry': dict({
+      'data': dict({
+        'host': '**REDACTED**',
+      }),
+      'title': 'My Bulb',
+    }),
+  })
+# ---
+# name: test_clean_bulb_diagnostics
+  dict({
+    'data': dict({
+      'brightness': 3,
+      'features': dict({
+        'buttons': False,
+        'chain': False,
+        'color': True,
+        'extended_multizone': False,
+        'hev': True,
+        'infrared': False,
+        'matrix': False,
+        'max_kelvin': 9000,
+        'min_kelvin': 1500,
+        'multizone': False,
+        'relays': False,
+      }),
+      'firmware': '3.00',
+      'hev': dict({
+        'hev_config': dict({
+          'duration': 7200,
+          'indication': False,
+        }),
+        'hev_cycle': dict({
+          'duration': 7200,
+          'last_power': False,
+          'remaining': 30,
+        }),
+        'last_result': 0,
+      }),
+      'hue': 1,
+      'kelvin': 4,
+      'power': 0,
+      'product_id': 90,
+      'saturation': 2,
+      'vendor': None,
+    }),
+    'entry': dict({
+      'data': dict({
+        'host': '**REDACTED**',
+      }),
+      'title': 'My Bulb',
+    }),
+  })
+# ---
+# name: test_infrared_bulb_diagnostics
+  dict({
+    'data': dict({
+      'brightness': 3,
+      'features': dict({
+        'buttons': False,
+        'chain': False,
+        'color': True,
+        'extended_multizone': False,
+        'hev': False,
+        'infrared': True,
+        'matrix': False,
+        'max_kelvin': 9000,
+        'min_kelvin': 1500,
+        'multizone': False,
+        'relays': False,
+      }),
+      'firmware': '3.00',
+      'hue': 1,
+      'infrared': dict({
+        'brightness': 65535,
+      }),
+      'kelvin': 4,
+      'power': 0,
+      'product_id': 29,
+      'saturation': 2,
+      'vendor': None,
+    }),
+    'entry': dict({
+      'data': dict({
+        'host': '**REDACTED**',
+      }),
+      'title': 'My Bulb',
+    }),
+  })
+# ---
+# name: test_legacy_multizone_bulb_diagnostics
+  dict({
+    'data': dict({
+      'brightness': 3,
+      'features': dict({
+        'buttons': False,
+        'chain': False,
+        'color': True,
+        'extended_multizone': False,
+        'hev': False,
+        'infrared': False,
+        'matrix': False,
+        'max_kelvin': 9000,
+        'min_kelvin': 2500,
+        'multizone': True,
+        'relays': False,
+      }),
+      'firmware': '3.00',
+      'hue': 1,
+      'kelvin': 4,
+      'power': 0,
+      'product_id': 31,
+      'saturation': 2,
+      'vendor': None,
+      'zones': dict({
+        'count': 8,
+        'state': dict({
+          '0': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '1': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '2': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '3': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '4': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '5': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '6': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '7': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+        }),
+      }),
+    }),
+    'entry': dict({
+      'data': dict({
+        'host': '**REDACTED**',
+      }),
+      'title': 'My Bulb',
+    }),
+  })
+# ---
+# name: test_multizone_bulb_diagnostics
+  dict({
+    'data': dict({
+      'brightness': 3,
+      'features': dict({
+        'buttons': False,
+        'chain': False,
+        'color': True,
+        'extended_multizone': True,
+        'hev': False,
+        'infrared': False,
+        'matrix': False,
+        'max_kelvin': 9000,
+        'min_ext_mz_firmware': 1532997580,
+        'min_ext_mz_firmware_components': list([
+          2,
+          77,
+        ]),
+        'min_kelvin': 1500,
+        'multizone': True,
+        'relays': False,
+      }),
+      'firmware': '3.00',
+      'hue': 1,
+      'kelvin': 4,
+      'power': 0,
+      'product_id': 38,
+      'saturation': 2,
+      'vendor': None,
+      'zones': dict({
+        'count': 8,
+        'state': dict({
+          '0': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '1': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '2': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '3': dict({
+            'brightness': 65535,
+            'hue': 54612,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '4': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '5': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '6': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+          '7': dict({
+            'brightness': 65535,
+            'hue': 46420,
+            'kelvin': 3500,
+            'saturation': 65535,
+          }),
+        }),
+      }),
+    }),
+    'entry': dict({
+      'data': dict({
+        'host': '**REDACTED**',
+      }),
+      'title': 'My Bulb',
+    }),
+  })
+# ---
diff --git a/tests/components/lifx/test_diagnostics.py b/tests/components/lifx/test_diagnostics.py
index 22e335612f8..5883ac046e7 100644
--- a/tests/components/lifx/test_diagnostics.py
+++ b/tests/components/lifx/test_diagnostics.py
@@ -1,5 +1,7 @@
 """Test LIFX diagnostics."""
 
+from syrupy.assertion import SnapshotAssertion
+
 from homeassistant.components import lifx
 from homeassistant.const import CONF_HOST
 from homeassistant.core import HomeAssistant
@@ -25,7 +27,9 @@ from tests.typing import ClientSessionGenerator
 
 
 async def test_bulb_diagnostics(
-    hass: HomeAssistant, hass_client: ClientSessionGenerator
+    hass: HomeAssistant,
+    hass_client: ClientSessionGenerator,
+    snapshot: SnapshotAssertion,
 ) -> None:
     """Test diagnostics for a standard bulb."""
     config_entry = MockConfigEntry(
@@ -45,36 +49,13 @@ async def test_bulb_diagnostics(
         await hass.async_block_till_done()
 
     diag = await get_diagnostics_for_config_entry(hass, hass_client, config_entry)
-    assert diag == {
-        "data": {
-            "brightness": 3,
-            "features": {
-                "buttons": False,
-                "chain": False,
-                "color": True,
-                "extended_multizone": False,
-                "hev": False,
-                "infrared": False,
-                "matrix": False,
-                "max_kelvin": 9000,
-                "min_kelvin": 2500,
-                "multizone": False,
-                "relays": False,
-            },
-            "firmware": "3.00",
-            "hue": 1,
-            "kelvin": 4,
-            "power": 0,
-            "product_id": 1,
-            "saturation": 2,
-            "vendor": None,
-        },
-        "entry": {"data": {"host": "**REDACTED**"}, "title": "My Bulb"},
-    }
+    assert diag == snapshot
 
 
 async def test_clean_bulb_diagnostics(
-    hass: HomeAssistant, hass_client: ClientSessionGenerator
+    hass: HomeAssistant,
+    hass_client: ClientSessionGenerator,
+    snapshot: SnapshotAssertion,
 ) -> None:
     """Test diagnostics for a standard bulb."""
     config_entry = MockConfigEntry(
@@ -94,41 +75,13 @@ async def test_clean_bulb_diagnostics(
         await hass.async_block_till_done()
 
     diag = await get_diagnostics_for_config_entry(hass, hass_client, config_entry)
-    assert diag == {
-        "data": {
-            "brightness": 3,
-            "features": {
-                "buttons": False,
-                "chain": False,
-                "color": True,
-                "extended_multizone": False,
-                "hev": True,
-                "infrared": False,
-                "matrix": False,
-                "max_kelvin": 9000,
-                "min_kelvin": 1500,
-                "multizone": False,
-                "relays": False,
-            },
-            "firmware": "3.00",
-            "hev": {
-                "hev_config": {"duration": 7200, "indication": False},
-                "hev_cycle": {"duration": 7200, "last_power": False, "remaining": 30},
-                "last_result": 0,
-            },
-            "hue": 1,
-            "kelvin": 4,
-            "power": 0,
-            "product_id": 90,
-            "saturation": 2,
-            "vendor": None,
-        },
-        "entry": {"data": {"host": "**REDACTED**"}, "title": "My Bulb"},
-    }
+    assert diag == snapshot
 
 
 async def test_infrared_bulb_diagnostics(
-    hass: HomeAssistant, hass_client: ClientSessionGenerator
+    hass: HomeAssistant,
+    hass_client: ClientSessionGenerator,
+    snapshot: SnapshotAssertion,
 ) -> None:
     """Test diagnostics for a standard bulb."""
     config_entry = MockConfigEntry(
@@ -148,37 +101,13 @@ async def test_infrared_bulb_diagnostics(
         await hass.async_block_till_done()
 
     diag = await get_diagnostics_for_config_entry(hass, hass_client, config_entry)
-    assert diag == {
-        "data": {
-            "brightness": 3,
-            "features": {
-                "buttons": False,
-                "chain": False,
-                "color": True,
-                "extended_multizone": False,
-                "hev": False,
-                "infrared": True,
-                "matrix": False,
-                "max_kelvin": 9000,
-                "min_kelvin": 1500,
-                "multizone": False,
-                "relays": False,
-            },
-            "firmware": "3.00",
-            "hue": 1,
-            "infrared": {"brightness": 65535},
-            "kelvin": 4,
-            "power": 0,
-            "product_id": 29,
-            "saturation": 2,
-            "vendor": None,
-        },
-        "entry": {"data": {"host": "**REDACTED**"}, "title": "My Bulb"},
-    }
+    assert diag == snapshot
 
 
 async def test_legacy_multizone_bulb_diagnostics(
-    hass: HomeAssistant, hass_client: ClientSessionGenerator
+    hass: HomeAssistant,
+    hass_client: ClientSessionGenerator,
+    snapshot: SnapshotAssertion,
 ) -> None:
     """Test diagnostics for a standard bulb."""
     config_entry = MockConfigEntry(
@@ -225,89 +154,13 @@ async def test_legacy_multizone_bulb_diagnostics(
         await hass.async_block_till_done()
 
     diag = await get_diagnostics_for_config_entry(hass, hass_client, config_entry)
-    assert diag == {
-        "data": {
-            "brightness": 3,
-            "features": {
-                "buttons": False,
-                "chain": False,
-                "color": True,
-                "extended_multizone": False,
-                "hev": False,
-                "infrared": False,
-                "matrix": False,
-                "max_kelvin": 9000,
-                "min_kelvin": 2500,
-                "multizone": True,
-                "relays": False,
-            },
-            "firmware": "3.00",
-            "hue": 1,
-            "kelvin": 4,
-            "power": 0,
-            "product_id": 31,
-            "saturation": 2,
-            "vendor": None,
-            "zones": {
-                "count": 8,
-                "state": {
-                    "0": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "1": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "2": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "3": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "4": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "5": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "6": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "7": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                },
-            },
-        },
-        "entry": {"data": {"host": "**REDACTED**"}, "title": "My Bulb"},
-    }
+    assert diag == snapshot
 
 
 async def test_multizone_bulb_diagnostics(
-    hass: HomeAssistant, hass_client: ClientSessionGenerator
+    hass: HomeAssistant,
+    hass_client: ClientSessionGenerator,
+    snapshot: SnapshotAssertion,
 ) -> None:
     """Test diagnostics for a standard bulb."""
     config_entry = MockConfigEntry(
@@ -355,84 +208,4 @@ async def test_multizone_bulb_diagnostics(
         await hass.async_block_till_done()
 
     diag = await get_diagnostics_for_config_entry(hass, hass_client, config_entry)
-    assert diag == {
-        "data": {
-            "brightness": 3,
-            "features": {
-                "buttons": False,
-                "chain": False,
-                "color": True,
-                "extended_multizone": True,
-                "hev": False,
-                "infrared": False,
-                "matrix": False,
-                "max_kelvin": 9000,
-                "min_ext_mz_firmware": 1532997580,
-                "min_ext_mz_firmware_components": [2, 77],
-                "min_kelvin": 1500,
-                "multizone": True,
-                "relays": False,
-            },
-            "firmware": "3.00",
-            "hue": 1,
-            "kelvin": 4,
-            "power": 0,
-            "product_id": 38,
-            "saturation": 2,
-            "vendor": None,
-            "zones": {
-                "count": 8,
-                "state": {
-                    "0": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "1": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "2": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "3": {
-                        "brightness": 65535,
-                        "hue": 54612,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "4": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "5": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "6": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                    "7": {
-                        "brightness": 65535,
-                        "hue": 46420,
-                        "kelvin": 3500,
-                        "saturation": 65535,
-                    },
-                },
-            },
-        },
-        "entry": {"data": {"host": "**REDACTED**"}, "title": "My Bulb"},
-    }
+    assert diag == snapshot