Add tests for hover component

test/tests/test_hover.lua

@@ -0,0 +1,100 @@
+local mock_gui = require "deftest.mock.gui"
+local mock_time = require("deftest.mock.time")
+local mock_input = require("test.helper.mock_input")
+local test_helper = require("test.helper.test_helper")
+local druid_system = require("druid.druid")
+
+return function()
+	local druid = nil
+	local context = test_helper.get_context()
+	describe("Eva lang", function()
+		before(function()
+			mock_gui.mock()
+			mock_time.mock()
+			mock_time.set(60)
+			druid = druid_system.new(context)
+		end)
+
+		after(function()
+			mock_gui.unmock()
+			mock_time.unmock()
+			druid:final(context)
+			druid = nil
+		end)
+
+		it("Hover should fire callback on touch hover and unhover", function()
+			local button = mock_gui.add_box("button", 0, 0, 100, 50)
+			local is_hovered = false
+			local on_hover, on_hover_mock = test_helper.get_function(function(_, state)
+				is_hovered = state
+			end)
+			local instance = druid:new_hover(button, on_hover)
+			druid:on_input(mock_input.input_empty(10, 10))
+			assert(is_hovered == true)
+			assert(instance:is_hovered() == true)
+			assert(instance:is_mouse_hovered() == false)
+
+			druid:on_input(mock_input.input_empty(-10, 10))
+			assert(is_hovered == false)
+			assert(instance:is_hovered() == false)
+			assert(instance:is_mouse_hovered() == false)
+		end)
+
+		it("Hover should fire callback on mouse hover and unhover", function()
+			local button = mock_gui.add_box("button", 0, 0, 100, 50)
+			local is_hovered = false
+			local on_hover, on_hover_mock = test_helper.get_function(function(_, state)
+				is_hovered = state
+			end)
+
+			local instance = druid:new_hover(button)
+			instance.on_mouse_hover:subscribe(on_hover)
+			druid:on_input(mock_input.input_empty_action_nil(10, 10))
+			assert(is_hovered == true)
+			assert(instance:is_hovered() == false)
+			assert(instance:is_mouse_hovered() == true)
+
+			druid:on_input(mock_input.input_empty_action_nil(-10, 10))
+			assert(is_hovered == false)
+			assert(instance:is_hovered() == false)
+			assert(instance:is_mouse_hovered() == false)
+		end)
+
+		it("Should work with click zone", function()
+			local button = mock_gui.add_box("button", 0, 0, 100, 50)
+			local zone = mock_gui.add_box("zone", 25, 25, 25, 25)
+			local on_hover, on_hover_mock = test_helper.get_function()
+			local instance = druid:new_hover(button, on_hover)
+			instance:set_click_zone(zone)
+			druid:on_input(mock_input.input_empty(10, 10))
+			assert(instance:is_hovered() == false)
+
+			druid:on_input(mock_input.input_empty(25, 25))
+			assert(instance:is_hovered() == true)
+
+			druid:on_input(mock_input.input_empty(24, 24))
+			assert(instance:is_hovered() == false)
+		end)
+
+		it("Hover should have set_enabled function", function()
+			local button = mock_gui.add_box("button", 0, 0, 100, 50)
+			local on_hover, on_hover_mock = test_helper.get_function()
+			local instance = druid:new_hover(button, on_hover)
+
+			druid:on_input(mock_input.input_empty(10, 10))
+			assert(instance:is_hovered() == true)
+
+			instance:set_enabled(false)
+			assert(instance:is_hovered() == false)
+			druid:on_input(mock_input.input_empty(12, 12))
+			assert(instance:is_hovered() == false)
+
+			instance:set_enabled(true)
+			druid:on_input(mock_input.input_empty(12, 12))
+			assert(instance:is_hovered() == true)
+
+			druid:on_input(mock_input.input_empty(-10, 10))
+			assert(instance:is_hovered() == false)
+		end)
+	end)
+end