diff --git a/homeassistant/components/duckdns.py b/homeassistant/components/duckdns.py
index 178e1579538..6ec2e6b1e03 100644
--- a/homeassistant/components/duckdns.py
+++ b/homeassistant/components/duckdns.py
@@ -11,7 +11,6 @@ import logging
 import voluptuous as vol
 
 from homeassistant.const import CONF_ACCESS_TOKEN, CONF_DOMAIN
-from homeassistant.loader import bind_hass
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.event import async_track_time_interval
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
@@ -40,15 +39,6 @@ SERVICE_TXT_SCHEMA = vol.Schema({
 })
 
 
-@bind_hass
-@asyncio.coroutine
-def async_set_txt(hass, txt):
-    """Set the txt record. Pass in None to remove it."""
-    yield from hass.services.async_call(DOMAIN, SERVICE_SET_TXT, {
-        ATTR_TXT: txt
-    }, blocking=True)
-
-
 @asyncio.coroutine
 def async_setup(hass, config):
     """Initialize the DuckDNS component."""
diff --git a/homeassistant/components/google_assistant/__init__.py b/homeassistant/components/google_assistant/__init__.py
index 22569af1f86..b0b580dc6ac 100644
--- a/homeassistant/components/google_assistant/__init__.py
+++ b/homeassistant/components/google_assistant/__init__.py
@@ -19,7 +19,6 @@ from homeassistant.core import HomeAssistant
 from homeassistant.const import CONF_NAME
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
-from homeassistant.loader import bind_hass
 
 from .const import (
     DOMAIN, CONF_PROJECT_ID, CONF_CLIENT_ID, CONF_ACCESS_TOKEN,
@@ -63,12 +62,6 @@ CONFIG_SCHEMA = vol.Schema(
     extra=vol.ALLOW_EXTRA)
 
 
-@bind_hass
-def request_sync(hass):
-    """Request sync."""
-    hass.services.call(DOMAIN, SERVICE_REQUEST_SYNC)
-
-
 async def async_setup(hass: HomeAssistant, yaml_config: Dict[str, Any]):
     """Activate Google Actions component."""
     config = yaml_config.get(DOMAIN, {})
diff --git a/homeassistant/components/group/__init__.py b/homeassistant/components/group/__init__.py
index eda65d1895d..7b5a75dc13f 100644
--- a/homeassistant/components/group/__init__.py
+++ b/homeassistant/components/group/__init__.py
@@ -133,13 +133,6 @@ def async_reload(hass):
     hass.async_add_job(hass.services.async_call(DOMAIN, SERVICE_RELOAD))
 
 
-@bind_hass
-def set_visibility(hass, entity_id=None, visible=True):
-    """Hide or shows a group."""
-    data = {ATTR_ENTITY_ID: entity_id, ATTR_VISIBLE: visible}
-    hass.services.call(DOMAIN, SERVICE_SET_VISIBILITY, data)
-
-
 @bind_hass
 def set_group(hass, object_id, name=None, entity_ids=None, visible=None,
               icon=None, view=None, control=None, add=None):
diff --git a/homeassistant/components/homematic/__init__.py b/homeassistant/components/homematic/__init__.py
index 4e6b3f04ee1..3d6eb69bb5e 100644
--- a/homeassistant/components/homematic/__init__.py
+++ b/homeassistant/components/homematic/__init__.py
@@ -18,7 +18,6 @@ from homeassistant.const import (
 from homeassistant.helpers import discovery
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
-from homeassistant.loader import bind_hass
 
 REQUIREMENTS = ['pyhomematic==0.1.49']
 
@@ -245,78 +244,6 @@ SCHEMA_SERVICE_PUT_PARAMSET = vol.Schema({
 })
 
 
-@bind_hass
-def virtualkey(hass, address, channel, param, interface=None):
-    """Send virtual keypress to homematic controller."""
-    data = {
-        ATTR_ADDRESS: address,
-        ATTR_CHANNEL: channel,
-        ATTR_PARAM: param,
-        ATTR_INTERFACE: interface,
-    }
-
-    hass.services.call(DOMAIN, SERVICE_VIRTUALKEY, data)
-
-
-@bind_hass
-def set_variable_value(hass, entity_id, value):
-    """Change value of a Homematic system variable."""
-    data = {
-        ATTR_ENTITY_ID: entity_id,
-        ATTR_VALUE: value,
-    }
-
-    hass.services.call(DOMAIN, SERVICE_SET_VARIABLE_VALUE, data)
-
-
-@bind_hass
-def set_device_value(hass, address, channel, param, value, interface=None):
-    """Call setValue XML-RPC method of supplied interface."""
-    data = {
-        ATTR_ADDRESS: address,
-        ATTR_CHANNEL: channel,
-        ATTR_PARAM: param,
-        ATTR_VALUE: value,
-        ATTR_INTERFACE: interface,
-    }
-
-    hass.services.call(DOMAIN, SERVICE_SET_DEVICE_VALUE, data)
-
-
-@bind_hass
-def put_paramset(hass, interface, address, paramset_key, paramset):
-    """Call putParamset XML-RPC method of supplied interface."""
-    data = {
-        ATTR_INTERFACE: interface,
-        ATTR_ADDRESS: address,
-        ATTR_PARAMSET_KEY: paramset_key,
-        ATTR_PARAMSET: paramset,
-    }
-
-    hass.services.call(DOMAIN, SERVICE_PUT_PARAMSET, data)
-
-
-@bind_hass
-def set_install_mode(hass, interface, mode=None, time=None, address=None):
-    """Call setInstallMode XML-RPC method of supplied interface."""
-    data = {
-        key: value for key, value in (
-            (ATTR_INTERFACE, interface),
-            (ATTR_MODE, mode),
-            (ATTR_TIME, time),
-            (ATTR_ADDRESS, address)
-        ) if value
-    }
-
-    hass.services.call(DOMAIN, SERVICE_SET_INSTALL_MODE, data)
-
-
-@bind_hass
-def reconnect(hass):
-    """Reconnect to CCU/Homegear."""
-    hass.services.call(DOMAIN, SERVICE_RECONNECT, {})
-
-
 def setup(hass, config):
     """Set up the Homematic component."""
     from pyhomematic import HMConnection
diff --git a/homeassistant/components/image_processing/__init__.py b/homeassistant/components/image_processing/__init__.py
index 480ec31da7d..84d92361541 100644
--- a/homeassistant/components/image_processing/__init__.py
+++ b/homeassistant/components/image_processing/__init__.py
@@ -17,7 +17,6 @@ from homeassistant.exceptions import HomeAssistantError
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.entity_component import EntityComponent
-from homeassistant.loader import bind_hass
 from homeassistant.util.async_ import run_callback_threadsafe
 
 _LOGGER = logging.getLogger(__name__)
@@ -67,20 +66,6 @@ SERVICE_SCAN_SCHEMA = vol.Schema({
 })
 
 
-@bind_hass
-def scan(hass, entity_id=None):
-    """Force process of all cameras or given entity."""
-    hass.add_job(async_scan, hass, entity_id)
-
-
-@callback
-@bind_hass
-def async_scan(hass, entity_id=None):
-    """Force process of all cameras or given entity."""
-    data = {ATTR_ENTITY_ID: entity_id} if entity_id else None
-    hass.async_add_job(hass.services.async_call(DOMAIN, SERVICE_SCAN, data))
-
-
 async def async_setup(hass, config):
     """Set up the image processing."""
     component = EntityComponent(_LOGGER, DOMAIN, hass, SCAN_INTERVAL)
diff --git a/homeassistant/components/input_boolean.py b/homeassistant/components/input_boolean.py
index b9c4dcc685e..18c9808c6d2 100644
--- a/homeassistant/components/input_boolean.py
+++ b/homeassistant/components/input_boolean.py
@@ -46,24 +46,6 @@ def is_on(hass, entity_id):
     return hass.states.is_state(entity_id, STATE_ON)
 
 
-@bind_hass
-def turn_on(hass, entity_id):
-    """Set input_boolean to True."""
-    hass.services.call(DOMAIN, SERVICE_TURN_ON, {ATTR_ENTITY_ID: entity_id})
-
-
-@bind_hass
-def turn_off(hass, entity_id):
-    """Set input_boolean to False."""
-    hass.services.call(DOMAIN, SERVICE_TURN_OFF, {ATTR_ENTITY_ID: entity_id})
-
-
-@bind_hass
-def toggle(hass, entity_id):
-    """Set input_boolean to False."""
-    hass.services.call(DOMAIN, SERVICE_TOGGLE, {ATTR_ENTITY_ID: entity_id})
-
-
 async def async_setup(hass, config):
     """Set up an input boolean."""
     component = EntityComponent(_LOGGER, DOMAIN, hass)
diff --git a/homeassistant/components/input_number.py b/homeassistant/components/input_number.py
index 2f25ca143b8..2eb811e1fb0 100644
--- a/homeassistant/components/input_number.py
+++ b/homeassistant/components/input_number.py
@@ -15,7 +15,6 @@ from homeassistant.const import (
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.restore_state import async_get_last_state
-from homeassistant.loader import bind_hass
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -82,31 +81,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, required=True, extra=vol.ALLOW_EXTRA)
 
 
-@bind_hass
-def set_value(hass, entity_id, value):
-    """Set input_number to value."""
-    hass.services.call(DOMAIN, SERVICE_SET_VALUE, {
-        ATTR_ENTITY_ID: entity_id,
-        ATTR_VALUE: value,
-    })
-
-
-@bind_hass
-def increment(hass, entity_id):
-    """Increment value of entity."""
-    hass.services.call(DOMAIN, SERVICE_INCREMENT, {
-        ATTR_ENTITY_ID: entity_id
-    })
-
-
-@bind_hass
-def decrement(hass, entity_id):
-    """Decrement value of entity."""
-    hass.services.call(DOMAIN, SERVICE_DECREMENT, {
-        ATTR_ENTITY_ID: entity_id
-    })
-
-
 @asyncio.coroutine
 def async_setup(hass, config):
     """Set up an input slider."""
diff --git a/homeassistant/components/input_select.py b/homeassistant/components/input_select.py
index 04e9b04787c..51175efecbd 100644
--- a/homeassistant/components/input_select.py
+++ b/homeassistant/components/input_select.py
@@ -10,7 +10,6 @@ import logging
 import voluptuous as vol
 
 from homeassistant.const import ATTR_ENTITY_ID, CONF_ICON, CONF_NAME
-from homeassistant.loader import bind_hass
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.entity_component import EntityComponent
@@ -78,40 +77,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, required=True, extra=vol.ALLOW_EXTRA)
 
 
-@bind_hass
-def select_option(hass, entity_id, option):
-    """Set value of input_select."""
-    hass.services.call(DOMAIN, SERVICE_SELECT_OPTION, {
-        ATTR_ENTITY_ID: entity_id,
-        ATTR_OPTION: option,
-    })
-
-
-@bind_hass
-def select_next(hass, entity_id):
-    """Set next value of input_select."""
-    hass.services.call(DOMAIN, SERVICE_SELECT_NEXT, {
-        ATTR_ENTITY_ID: entity_id,
-    })
-
-
-@bind_hass
-def select_previous(hass, entity_id):
-    """Set previous value of input_select."""
-    hass.services.call(DOMAIN, SERVICE_SELECT_PREVIOUS, {
-        ATTR_ENTITY_ID: entity_id,
-    })
-
-
-@bind_hass
-def set_options(hass, entity_id, options):
-    """Set options of input_select."""
-    hass.services.call(DOMAIN, SERVICE_SET_OPTIONS, {
-        ATTR_ENTITY_ID: entity_id,
-        ATTR_OPTIONS: options,
-    })
-
-
 @asyncio.coroutine
 def async_setup(hass, config):
     """Set up an input select."""
diff --git a/homeassistant/components/input_text.py b/homeassistant/components/input_text.py
index 2cb4f58a130..fcc2352f523 100644
--- a/homeassistant/components/input_text.py
+++ b/homeassistant/components/input_text.py
@@ -12,7 +12,6 @@ import voluptuous as vol
 import homeassistant.helpers.config_validation as cv
 from homeassistant.const import (
     ATTR_ENTITY_ID, ATTR_UNIT_OF_MEASUREMENT, CONF_ICON, CONF_NAME, CONF_MODE)
-from homeassistant.loader import bind_hass
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.restore_state import async_get_last_state
@@ -74,15 +73,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, required=True, extra=vol.ALLOW_EXTRA)
 
 
-@bind_hass
-def set_value(hass, entity_id, value):
-    """Set input_text to value."""
-    hass.services.call(DOMAIN, SERVICE_SET_VALUE, {
-        ATTR_ENTITY_ID: entity_id,
-        ATTR_VALUE: value,
-    })
-
-
 @asyncio.coroutine
 def async_setup(hass, config):
     """Set up an input text box."""
diff --git a/tests/components/group/common.py b/tests/components/group/common.py
new file mode 100644
index 00000000000..1a59eb265e0
--- /dev/null
+++ b/tests/components/group/common.py
@@ -0,0 +1,16 @@
+"""Collection of helper methods.
+
+All containing methods are legacy helpers that should not be used by new
+components. Instead call the service directly.
+"""
+from homeassistant.components.group import ATTR_VISIBLE, DOMAIN, \
+    SERVICE_SET_VISIBILITY
+from homeassistant.const import ATTR_ENTITY_ID
+from homeassistant.loader import bind_hass
+
+
+@bind_hass
+def set_visibility(hass, entity_id=None, visible=True):
+    """Hide or shows a group."""
+    data = {ATTR_ENTITY_ID: entity_id, ATTR_VISIBLE: visible}
+    hass.services.call(DOMAIN, SERVICE_SET_VISIBILITY, data)
diff --git a/tests/components/group/test_init.py b/tests/components/group/test_init.py
index 47101dd415a..619ce86583a 100644
--- a/tests/components/group/test_init.py
+++ b/tests/components/group/test_init.py
@@ -12,6 +12,7 @@ from homeassistant.const import (
 import homeassistant.components.group as group
 
 from tests.common import get_test_home_assistant, assert_setup_component
+from tests.components.group import common
 
 
 class TestComponentsGroup(unittest.TestCase):
@@ -385,13 +386,13 @@ class TestComponentsGroup(unittest.TestCase):
         group_entity_id = group.ENTITY_ID_FORMAT.format('test_group')
 
         # Hide the group
-        group.set_visibility(self.hass, group_entity_id, False)
+        common.set_visibility(self.hass, group_entity_id, False)
         self.hass.block_till_done()
         group_state = self.hass.states.get(group_entity_id)
         self.assertTrue(group_state.attributes.get(ATTR_HIDDEN))
 
         # Show it again
-        group.set_visibility(self.hass, group_entity_id, True)
+        common.set_visibility(self.hass, group_entity_id, True)
         self.hass.block_till_done()
         group_state = self.hass.states.get(group_entity_id)
         self.assertIsNone(group_state.attributes.get(ATTR_HIDDEN))
diff --git a/tests/components/image_processing/common.py b/tests/components/image_processing/common.py
new file mode 100644
index 00000000000..b767884503d
--- /dev/null
+++ b/tests/components/image_processing/common.py
@@ -0,0 +1,23 @@
+"""Collection of helper methods.
+
+All containing methods are legacy helpers that should not be used by new
+components. Instead call the service directly.
+"""
+from homeassistant.components.image_processing import DOMAIN, SERVICE_SCAN
+from homeassistant.const import ATTR_ENTITY_ID
+from homeassistant.core import callback
+from homeassistant.loader import bind_hass
+
+
+@bind_hass
+def scan(hass, entity_id=None):
+    """Force process of all cameras or given entity."""
+    hass.add_job(async_scan, hass, entity_id)
+
+
+@callback
+@bind_hass
+def async_scan(hass, entity_id=None):
+    """Force process of all cameras or given entity."""
+    data = {ATTR_ENTITY_ID: entity_id} if entity_id else None
+    hass.async_add_job(hass.services.async_call(DOMAIN, SERVICE_SCAN, data))
diff --git a/tests/components/image_processing/test_init.py b/tests/components/image_processing/test_init.py
index 4240e173b26..7a31b2ffadf 100644
--- a/tests/components/image_processing/test_init.py
+++ b/tests/components/image_processing/test_init.py
@@ -10,6 +10,7 @@ import homeassistant.components.image_processing as ip
 
 from tests.common import (
     get_test_home_assistant, get_test_instance_port, assert_setup_component)
+from tests.components.image_processing import common
 
 
 class TestSetupImageProcessing:
@@ -85,7 +86,7 @@ class TestImageProcessing:
         """Grab an image from camera entity."""
         self.hass.start()
 
-        ip.scan(self.hass, entity_id='image_processing.test')
+        common.scan(self.hass, entity_id='image_processing.test')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.test')
@@ -100,7 +101,7 @@ class TestImageProcessing:
         """Try to get image without exists camera."""
         self.hass.states.remove('camera.demo_camera')
 
-        ip.scan(self.hass, entity_id='image_processing.test')
+        common.scan(self.hass, entity_id='image_processing.test')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.test')
@@ -152,7 +153,7 @@ class TestImageProcessingAlpr:
         """Set up and scan a picture and test plates from event."""
         aioclient_mock.get(self.url, content=b'image')
 
-        ip.scan(self.hass, entity_id='image_processing.demo_alpr')
+        common.scan(self.hass, entity_id='image_processing.demo_alpr')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.demo_alpr')
@@ -171,8 +172,8 @@ class TestImageProcessingAlpr:
         """Set up and scan a picture and test plates from event."""
         aioclient_mock.get(self.url, content=b'image')
 
-        ip.scan(self.hass, entity_id='image_processing.demo_alpr')
-        ip.scan(self.hass, entity_id='image_processing.demo_alpr')
+        common.scan(self.hass, entity_id='image_processing.demo_alpr')
+        common.scan(self.hass, entity_id='image_processing.demo_alpr')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.demo_alpr')
@@ -195,7 +196,7 @@ class TestImageProcessingAlpr:
         """Set up and scan a picture and test plates from event."""
         aioclient_mock.get(self.url, content=b'image')
 
-        ip.scan(self.hass, entity_id='image_processing.demo_alpr')
+        common.scan(self.hass, entity_id='image_processing.demo_alpr')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.demo_alpr')
@@ -254,7 +255,7 @@ class TestImageProcessingFace:
         """Set up and scan a picture and test faces from event."""
         aioclient_mock.get(self.url, content=b'image')
 
-        ip.scan(self.hass, entity_id='image_processing.demo_face')
+        common.scan(self.hass, entity_id='image_processing.demo_face')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.demo_face')
@@ -279,7 +280,7 @@ class TestImageProcessingFace:
         """Set up and scan a picture and test faces from event."""
         aioclient_mock.get(self.url, content=b'image')
 
-        ip.scan(self.hass, entity_id='image_processing.demo_face')
+        common.scan(self.hass, entity_id='image_processing.demo_face')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.demo_face')
diff --git a/tests/components/image_processing/test_microsoft_face_detect.py b/tests/components/image_processing/test_microsoft_face_detect.py
index 9047c5b8475..c7528c346ee 100644
--- a/tests/components/image_processing/test_microsoft_face_detect.py
+++ b/tests/components/image_processing/test_microsoft_face_detect.py
@@ -9,6 +9,7 @@ import homeassistant.components.microsoft_face as mf
 
 from tests.common import (
     get_test_home_assistant, assert_setup_component, load_fixture, mock_coro)
+from tests.components.image_processing import common
 
 
 class TestMicrosoftFaceDetectSetup:
@@ -146,7 +147,7 @@ class TestMicrosoftFaceDetect:
             params={'returnFaceAttributes': "age,gender"}
         )
 
-        ip.scan(self.hass, entity_id='image_processing.test_local')
+        common.scan(self.hass, entity_id='image_processing.test_local')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.test_local')
diff --git a/tests/components/image_processing/test_microsoft_face_identify.py b/tests/components/image_processing/test_microsoft_face_identify.py
index 6d3eae38728..892326e5bff 100644
--- a/tests/components/image_processing/test_microsoft_face_identify.py
+++ b/tests/components/image_processing/test_microsoft_face_identify.py
@@ -9,6 +9,7 @@ import homeassistant.components.microsoft_face as mf
 
 from tests.common import (
     get_test_home_assistant, assert_setup_component, load_fixture, mock_coro)
+from tests.components.image_processing import common
 
 
 class TestMicrosoftFaceIdentifySetup:
@@ -150,7 +151,7 @@ class TestMicrosoftFaceIdentify:
             text=load_fixture('microsoft_face_identify.json')
         )
 
-        ip.scan(self.hass, entity_id='image_processing.test_local')
+        common.scan(self.hass, entity_id='image_processing.test_local')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.test_local')
diff --git a/tests/components/image_processing/test_openalpr_cloud.py b/tests/components/image_processing/test_openalpr_cloud.py
index 2d6015e3fe7..8a71db7fb7b 100644
--- a/tests/components/image_processing/test_openalpr_cloud.py
+++ b/tests/components/image_processing/test_openalpr_cloud.py
@@ -10,6 +10,7 @@ from homeassistant.components.image_processing.openalpr_cloud import (
 
 from tests.common import (
     get_test_home_assistant, assert_setup_component, load_fixture, mock_coro)
+from tests.components.image_processing import common
 
 
 class TestOpenAlprCloudSetup:
@@ -160,7 +161,7 @@ class TestOpenAlprCloud:
         with patch('homeassistant.components.camera.async_get_image',
                    return_value=mock_coro(
                        camera.Image('image/jpeg', b'image'))):
-            ip.scan(self.hass, entity_id='image_processing.test_local')
+            common.scan(self.hass, entity_id='image_processing.test_local')
             self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.test_local')
@@ -188,7 +189,7 @@ class TestOpenAlprCloud:
         with patch('homeassistant.components.camera.async_get_image',
                    return_value=mock_coro(
                        camera.Image('image/jpeg', b'image'))):
-            ip.scan(self.hass, entity_id='image_processing.test_local')
+            common.scan(self.hass, entity_id='image_processing.test_local')
             self.hass.block_till_done()
 
         assert len(aioclient_mock.mock_calls) == 1
@@ -204,7 +205,7 @@ class TestOpenAlprCloud:
         with patch('homeassistant.components.camera.async_get_image',
                    return_value=mock_coro(
                        camera.Image('image/jpeg', b'image'))):
-            ip.scan(self.hass, entity_id='image_processing.test_local')
+            common.scan(self.hass, entity_id='image_processing.test_local')
             self.hass.block_till_done()
 
         assert len(aioclient_mock.mock_calls) == 1
diff --git a/tests/components/image_processing/test_openalpr_local.py b/tests/components/image_processing/test_openalpr_local.py
index 772d66670a0..6d860da3313 100644
--- a/tests/components/image_processing/test_openalpr_local.py
+++ b/tests/components/image_processing/test_openalpr_local.py
@@ -9,6 +9,7 @@ import homeassistant.components.image_processing as ip
 
 from tests.common import (
     get_test_home_assistant, assert_setup_component, load_fixture)
+from tests.components.image_processing import common
 
 
 @asyncio.coroutine
@@ -146,7 +147,7 @@ class TestOpenAlprLocal:
         """Set up and scan a picture and test plates from event."""
         aioclient_mock.get(self.url, content=b'image')
 
-        ip.scan(self.hass, entity_id='image_processing.test_local')
+        common.scan(self.hass, entity_id='image_processing.test_local')
         self.hass.block_till_done()
 
         state = self.hass.states.get('image_processing.test_local')
diff --git a/tests/components/test_duckdns.py b/tests/components/test_duckdns.py
index d64ffbca81f..c3ece8a70fd 100644
--- a/tests/components/test_duckdns.py
+++ b/tests/components/test_duckdns.py
@@ -4,6 +4,7 @@ from datetime import timedelta
 
 import pytest
 
+from homeassistant.loader import bind_hass
 from homeassistant.setup import async_setup_component
 from homeassistant.components import duckdns
 from homeassistant.util.dt import utcnow
@@ -14,6 +15,19 @@ DOMAIN = 'bla'
 TOKEN = 'abcdefgh'
 
 
+@bind_hass
+@asyncio.coroutine
+def async_set_txt(hass, txt):
+    """Set the txt record. Pass in None to remove it.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    yield from hass.services.async_call(
+        duckdns.DOMAIN, duckdns.SERVICE_SET_TXT, {
+            duckdns.ATTR_TXT: txt
+        }, blocking=True)
+
+
 @pytest.fixture
 def setup_duckdns(hass, aioclient_mock):
     """Fixture that sets up DuckDNS."""
@@ -84,7 +98,7 @@ def test_service_set_txt(hass, aioclient_mock, setup_duckdns):
     }, text='OK')
 
     assert aioclient_mock.call_count == 0
-    yield from hass.components.duckdns.async_set_txt('some-txt')
+    yield from async_set_txt(hass, 'some-txt')
     assert aioclient_mock.call_count == 1
 
 
@@ -102,5 +116,5 @@ def test_service_clear_txt(hass, aioclient_mock, setup_duckdns):
     }, text='OK')
 
     assert aioclient_mock.call_count == 0
-    yield from hass.components.duckdns.async_set_txt(None)
+    yield from async_set_txt(hass, None)
     assert aioclient_mock.call_count == 1
diff --git a/tests/components/test_input_boolean.py b/tests/components/test_input_boolean.py
index 999e7ac100f..b947155e6b2 100644
--- a/tests/components/test_input_boolean.py
+++ b/tests/components/test_input_boolean.py
@@ -7,9 +7,11 @@ import logging
 from homeassistant.core import CoreState, State, Context
 from homeassistant.setup import setup_component, async_setup_component
 from homeassistant.components.input_boolean import (
-    DOMAIN, is_on, toggle, turn_off, turn_on, CONF_INITIAL)
+    is_on, CONF_INITIAL, DOMAIN)
 from homeassistant.const import (
-    STATE_ON, STATE_OFF, ATTR_ICON, ATTR_FRIENDLY_NAME)
+    STATE_ON, STATE_OFF, ATTR_ENTITY_ID, ATTR_FRIENDLY_NAME, ATTR_ICON,
+    SERVICE_TOGGLE, SERVICE_TURN_OFF, SERVICE_TURN_ON)
+from homeassistant.loader import bind_hass
 
 from tests.common import (
     get_test_home_assistant, mock_component, mock_restore_cache)
@@ -17,6 +19,33 @@ from tests.common import (
 _LOGGER = logging.getLogger(__name__)
 
 
+@bind_hass
+def toggle(hass, entity_id):
+    """Set input_boolean to False.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_TOGGLE, {ATTR_ENTITY_ID: entity_id})
+
+
+@bind_hass
+def turn_on(hass, entity_id):
+    """Set input_boolean to True.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_TURN_ON, {ATTR_ENTITY_ID: entity_id})
+
+
+@bind_hass
+def turn_off(hass, entity_id):
+    """Set input_boolean to False.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_TURN_OFF, {ATTR_ENTITY_ID: entity_id})
+
+
 class TestInputBoolean(unittest.TestCase):
     """Test the input boolean module."""
 
diff --git a/tests/components/test_input_number.py b/tests/components/test_input_number.py
index 659aaa524d9..a53704e1d10 100644
--- a/tests/components/test_input_number.py
+++ b/tests/components/test_input_number.py
@@ -4,13 +4,50 @@ import asyncio
 import unittest
 
 from homeassistant.core import CoreState, State, Context
-from homeassistant.setup import setup_component, async_setup_component
 from homeassistant.components.input_number import (
-    DOMAIN, set_value, increment, decrement)
+    ATTR_VALUE, DOMAIN, SERVICE_DECREMENT, SERVICE_INCREMENT,
+    SERVICE_SET_VALUE)
+from homeassistant.const import ATTR_ENTITY_ID
+from homeassistant.loader import bind_hass
+from homeassistant.setup import setup_component, async_setup_component
 
 from tests.common import get_test_home_assistant, mock_restore_cache
 
 
+@bind_hass
+def set_value(hass, entity_id, value):
+    """Set input_number to value.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_SET_VALUE, {
+        ATTR_ENTITY_ID: entity_id,
+        ATTR_VALUE: value,
+    })
+
+
+@bind_hass
+def increment(hass, entity_id):
+    """Increment value of entity.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_INCREMENT, {
+        ATTR_ENTITY_ID: entity_id
+    })
+
+
+@bind_hass
+def decrement(hass, entity_id):
+    """Decrement value of entity.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_DECREMENT, {
+        ATTR_ENTITY_ID: entity_id
+    })
+
+
 class TestInputNumber(unittest.TestCase):
     """Test the input number component."""
 
diff --git a/tests/components/test_input_select.py b/tests/components/test_input_select.py
index 1c73abfbb94..938c93fa099 100644
--- a/tests/components/test_input_select.py
+++ b/tests/components/test_input_select.py
@@ -3,15 +3,62 @@
 import asyncio
 import unittest
 
-from tests.common import get_test_home_assistant, mock_restore_cache
-
+from homeassistant.loader import bind_hass
+from homeassistant.components.input_select import (
+    ATTR_OPTION, ATTR_OPTIONS, DOMAIN, SERVICE_SET_OPTIONS,
+    SERVICE_SELECT_NEXT, SERVICE_SELECT_OPTION, SERVICE_SELECT_PREVIOUS)
+from homeassistant.const import (
+    ATTR_ENTITY_ID, ATTR_FRIENDLY_NAME, ATTR_ICON)
 from homeassistant.core import State, Context
 from homeassistant.setup import setup_component, async_setup_component
-from homeassistant.components.input_select import (
-    ATTR_OPTIONS, DOMAIN, SERVICE_SET_OPTIONS,
-    select_option, select_next, select_previous)
-from homeassistant.const import (
-    ATTR_ICON, ATTR_FRIENDLY_NAME)
+
+from tests.common import get_test_home_assistant, mock_restore_cache
+
+
+@bind_hass
+def select_option(hass, entity_id, option):
+    """Set value of input_select.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_SELECT_OPTION, {
+        ATTR_ENTITY_ID: entity_id,
+        ATTR_OPTION: option,
+    })
+
+
+@bind_hass
+def select_next(hass, entity_id):
+    """Set next value of input_select.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_SELECT_NEXT, {
+        ATTR_ENTITY_ID: entity_id,
+    })
+
+
+@bind_hass
+def select_previous(hass, entity_id):
+    """Set previous value of input_select.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_SELECT_PREVIOUS, {
+        ATTR_ENTITY_ID: entity_id,
+    })
+
+
+@bind_hass
+def set_options(hass, entity_id, options):
+    """Set options of input_select.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_SET_OPTIONS, {
+        ATTR_ENTITY_ID: entity_id,
+        ATTR_OPTIONS: options,
+    })
 
 
 class TestInputSelect(unittest.TestCase):
diff --git a/tests/components/test_input_text.py b/tests/components/test_input_text.py
index 7c8a0e65023..bea145390eb 100644
--- a/tests/components/test_input_text.py
+++ b/tests/components/test_input_text.py
@@ -3,13 +3,28 @@
 import asyncio
 import unittest
 
+from homeassistant.components.input_text import (
+    ATTR_VALUE, DOMAIN, SERVICE_SET_VALUE)
+from homeassistant.const import ATTR_ENTITY_ID
 from homeassistant.core import CoreState, State, Context
+from homeassistant.loader import bind_hass
 from homeassistant.setup import setup_component, async_setup_component
-from homeassistant.components.input_text import (DOMAIN, set_value)
 
 from tests.common import get_test_home_assistant, mock_restore_cache
 
 
+@bind_hass
+def set_value(hass, entity_id, value):
+    """Set input_text to value.
+
+    This is a legacy helper method. Do not use it for new tests.
+    """
+    hass.services.call(DOMAIN, SERVICE_SET_VALUE, {
+        ATTR_ENTITY_ID: entity_id,
+        ATTR_VALUE: value,
+    })
+
+
 class TestInputText(unittest.TestCase):
     """Test the input slider component."""