test: cover bridge status summary

off state, enabled state with a cell and nearby-only compose, and the
zero-bridged-peers case.

bitchatTests/Services/BridgeStatusSummaryTests.swift

@@ -0,0 +1,28 @@
+//
+// BridgeStatusSummaryTests.swift
+// bitchatTests
+//
+// This is free and unencumbered software released into the public domain.
+// For more information, see <https://unlicense.org>
+//
+
+import Testing
+@testable import bitchat
+
+struct BridgeStatusSummaryTests {
+    @Test func offStateDoesNotMentionBridgePeople() {
+        let text = BridgeStatusSummary.formatted(enabled: false, cell: "u4pruy", bridgedCount: 3, nearbyOnly: false)
+        #expect(text.lowercased().contains("bridge off"))
+    }
+
+    @Test func enabledStateIncludesCellAndCount() {
+        let text = BridgeStatusSummary.formatted(enabled: true, cell: "u4pruy", bridgedCount: 2, nearbyOnly: true)
+        #expect(text.contains("u4pruy"))
+        #expect(text.contains("nearby"))
+    }
+
+    @Test func enabledWithZeroPeersMentionsBridgeCell() {
+        let text = BridgeStatusSummary.formatted(enabled: true, cell: "u4pruy", bridgedCount: 0, nearbyOnly: false)
+        #expect(text.localizedCaseInsensitiveContains("u4pruy") || text.localizedCaseInsensitiveContains("bridge"))
+    }
+}