cleanup tests

Tests/phbarTests/BarControllerTests.swift

@@ -0,0 +1,39 @@
+import AppKit
+import Foundation
+import Testing
+
+@testable import phbar
+
+// MARK: - Refresh command
+
+@Test func refreshCommandConfigurationIsCorrect() async throws {
+	let config = phbar.refresh.configuration
+	#expect(config.commandName == "refresh")
+	#expect(config.abstract == "Refresh the running status bar.")
+}
+
+// MARK: - BarController refresh
+
+@MainActor
+@Test func controllerRefreshUpdatesAllBlocks() async throws {
+	let screen = try #require(NSScreen.main)
+	let blocks = try PHBlock.load(from: """
+	[[block]]
+	command = "printf a"
+
+	[[block]]
+	command = "printf b"
+	""")
+
+	let config = try PHConfig.load()
+	let theme = try PHTheme.load("voltage")
+	let controller = BarController(config: config, screen: screen, theme: theme, blocks: blocks, debug: false)
+
+	controller.refresh()
+
+	// Allow the per-block update tasks to run.
+	try await Task.sleep(for: .milliseconds(100))
+
+	#expect(blocks[0].label == "a")
+	#expect(blocks[1].label == "b")
+}