"""The tests for the  Template switch platform."""
import homeassistant.bootstrap as bootstrap
import homeassistant.components as core

from homeassistant.const import (
    STATE_ON,
    STATE_OFF)

from tests.common import get_test_home_assistant


class TestTemplateSwitch:
    """Test the Template switch."""

    def setup_method(self, method):
        """Setup things to be run when tests are started."""
        self.hass = get_test_home_assistant()
        self.calls = []

        def record_call(service):
            """Track function calls.."""
            self.calls.append(service)

        self.hass.services.register('test', 'automation', record_call)

    def teardown_method(self, method):
        """Stop everything that was started."""
        self.hass.stop()

    def test_template_state_text(self):
        """"Test the state text of a template."""
        assert bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.set('switch.test_state', STATE_ON)
        self.hass.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_ON

        state = self.hass.states.set('switch.test_state', STATE_OFF)
        self.hass.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_OFF

    def test_template_state_boolean_on(self):
        """Test the setting of the state with boolean on."""
        assert bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ 1 == 1 }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_ON

    def test_template_state_boolean_off(self):
        """Test the setting of the state with off."""
        assert bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ 1 == 2 }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_OFF

    def test_template_syntax_error(self):
        """Test templating syntax error."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{% if rubbish %}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_invalid_name_does_not_create(self):
        """Test invalid name."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test INVALID switch': {
                        'value_template':
                            "{{ rubbish }",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_invalid_switch_does_not_create(self):
        """Test invalid switch."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': 'Invalid'
                }
            }
        })
        assert self.hass.states.all() == []

    def test_no_switches_does_not_create(self):
        """Test if there are no switches no creation."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template'
            }
        })
        assert self.hass.states.all() == []

    def test_missing_template_does_not_create(self):
        """Test missing template."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'not_value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_missing_on_does_not_create(self):
        """Test missing on."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'not_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_missing_off_does_not_create(self):
        """Test missing off."""
        assert not bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'
                        },
                        'not_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        assert self.hass.states.all() == []

    def test_on_action(self):
        """Test on action."""
        assert bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'test.automation'
                        },
                        'turn_off': {
                            'service': 'switch.turn_off',
                            'entity_id': 'switch.test_state'
                        },
                    }
                }
            }
        })
        self.hass.states.set('switch.test_state', STATE_OFF)
        self.hass.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_OFF

        core.switch.turn_on(self.hass, 'switch.test_template_switch')
        self.hass.block_till_done()

        assert len(self.calls) == 1

    def test_off_action(self):
        """Test off action."""
        assert bootstrap.setup_component(self.hass, 'switch', {
            'switch': {
                'platform': 'template',
                'switches': {
                    'test_template_switch': {
                        'value_template':
                            "{{ states.switch.test_state.state }}",
                        'turn_on': {
                            'service': 'switch.turn_on',
                            'entity_id': 'switch.test_state'

                        },
                        'turn_off': {
                            'service': 'test.automation'
                        },
                    }
                }
            }
        })
        self.hass.states.set('switch.test_state', STATE_ON)
        self.hass.block_till_done()

        state = self.hass.states.get('switch.test_template_switch')
        assert state.state == STATE_ON

        core.switch.turn_off(self.hass, 'switch.test_template_switch')
        self.hass.block_till_done()

        assert len(self.calls) == 1