Ts all the tests (#1998)

* Convert tests to TypeScript

* Add types for tests

* Rename files to TS

* Fix up test imports

* Fix TSC errors

* Liiiint

* Add types to util method signatures

* Some more types

test-mocha/common/entity/can_toggle_state_test.ts

@@ -0,0 +1,58 @@
+import { assert } from "chai";
+
+import canToggleState from "../../../src/common/entity/can_toggle_state";
+
+describe("canToggleState", () => {
+  const hass: any = {
+    services: {
+      light: {
+        turn_on: null, // Service keys only need to be present for test
+        turn_off: null,
+      },
+    },
+  };
+
+  it("Detects lights toggle", () => {
+    const stateObj: any = {
+      entity_id: "light.bla",
+      state: "on",
+    };
+    assert.isTrue(canToggleState(hass, stateObj));
+  });
+
+  it("Detects group with toggle", () => {
+    const stateObj: any = {
+      entity_id: "group.bla",
+      state: "on",
+    };
+    assert.isTrue(canToggleState(hass, stateObj));
+  });
+
+  it("Detects group without toggle", () => {
+    const stateObj: any = {
+      entity_id: "group.devices",
+      state: "home",
+    };
+    assert.isFalse(canToggleState(hass, stateObj));
+  });
+
+  it("Detects climate with toggle", () => {
+    const stateObj: any = {
+      entity_id: "climate.bla",
+      attributes: {
+        supported_features: 4096,
+      },
+    };
+    assert.isTrue(canToggleState(hass, stateObj));
+  });
+
+  it("Detects climate without toggle", () => {
+    const stateObj: any = {
+      entity_id: "climate.bla",
+      attributes: {
+        supported_features: 0,
+      },
+    };
+    assert.isFalse(canToggleState(hass, stateObj));
+  });
+});