Add text platform (#79454)

Co-authored-by: Franck Nijhof <frenck@frenck.nl>
Co-authored-by: Franck Nijhof <git@frenck.dev>

tests/components/text/test_init.py

@@ -0,0 +1,104 @@
+"""The tests for the text component."""
+import pytest
+
+from homeassistant.components.text import (
+    ATTR_MAX,
+    ATTR_MIN,
+    ATTR_MODE,
+    ATTR_PATTERN,
+    ATTR_VALUE,
+    DOMAIN,
+    SERVICE_SET_VALUE,
+    TextEntity,
+    TextMode,
+    _async_set_value,
+)
+from homeassistant.const import MAX_LENGTH_STATE_STATE
+from homeassistant.core import ServiceCall
+
+
+class MockTextEntity(TextEntity):
+    """Mock text device to use in tests."""
+
+    def __init__(
+        self, native_value="test", native_min=None, native_max=None, pattern=None
+    ):
+        """Initialize mock text entity."""
+        self._attr_native_value = native_value
+        if native_min is not None:
+            self._attr_native_min = native_min
+        if native_max is not None:
+            self._attr_native_max = native_max
+        if pattern is not None:
+            self._attr_pattern = pattern
+
+    async def async_set_value(self, value: str) -> None:
+        """Set the value of the text."""
+        self._attr_native_value = value
+
+
+async def test_text_default(hass):
+    """Test text entity with defaults."""
+    text = MockTextEntity()
+    text.hass = hass
+
+    assert text.capability_attributes == {
+        ATTR_MIN: 0,
+        ATTR_MAX: MAX_LENGTH_STATE_STATE,
+        ATTR_MODE: TextMode.TEXT,
+        ATTR_PATTERN: None,
+    }
+    assert text.pattern is None
+    assert text.state == "test"
+
+
+async def test_text_new_min_max_pattern(hass):
+    """Test text entity with new min, max, and pattern."""
+    text = MockTextEntity(native_min=-1, native_max=500, pattern=r"[a-z]")
+    text.hass = hass
+
+    assert text.capability_attributes == {
+        ATTR_MIN: 0,
+        ATTR_MAX: MAX_LENGTH_STATE_STATE,
+        ATTR_MODE: TextMode.TEXT,
+        ATTR_PATTERN: r"[a-z]",
+    }
+
+
+async def test_text_set_value(hass):
+    """Test text entity with set_value service."""
+    text = MockTextEntity(native_min=1, native_max=5, pattern=r"[a-z]")
+    text.hass = hass
+
+    with pytest.raises(ValueError):
+        await _async_set_value(
+            text, ServiceCall(DOMAIN, SERVICE_SET_VALUE, {ATTR_VALUE: ""})
+        )
+
+    with pytest.raises(ValueError):
+        await _async_set_value(
+            text, ServiceCall(DOMAIN, SERVICE_SET_VALUE, {ATTR_VALUE: "hello world!"})
+        )
+
+    with pytest.raises(ValueError):
+        await _async_set_value(
+            text, ServiceCall(DOMAIN, SERVICE_SET_VALUE, {ATTR_VALUE: "HELLO"})
+        )
+
+    await _async_set_value(
+        text, ServiceCall(DOMAIN, SERVICE_SET_VALUE, {ATTR_VALUE: "test2"})
+    )
+
+    assert text.state == "test2"
+
+
+async def test_text_value_outside_bounds(hass):
+    """Test text entity with value that is outside min and max."""
+    with pytest.raises(ValueError):
+        MockTextEntity(
+            "hello world", native_min=2, native_max=5, pattern=r"[a-z]"
+        ).state
+    with pytest.raises(ValueError):
+        MockTextEntity(
+            "hello world", native_min=15, native_max=20, pattern=r"[a-z]"
+        ).state