Share URL boundary fixtures between Android and Qt tests

tools/chatgui-android/tests/test_message_links.kt

@@ -0,0 +1,21 @@
+import com.utun.chat.data.MessageLinks
+import java.io.File
+
+/** Один набор адресов и границ для Qt и Android, включая UTF-16 после emoji. */
+fun main(args: Array<String>) {
+    var count = 0
+    File(args.single()).readLines().filter { it.isNotEmpty() && !it.startsWith("#") }.forEach { line ->
+        val columns = line.split('\t')
+        val text = columns.first().replace("\\n", "\n")
+        val links = MessageLinks.parse(text)
+        check(links.map { it.url } == columns.drop(1)) { "URLs differ: text=$text actual=$links expected=${columns.drop(1)}" }
+        var end = 0
+        for (link in links) {
+            check(link.start >= end && text.substring(link.start, link.end) == link.url)
+            end = link.end
+        }
+        count++
+    }
+    check(count >= 15)
+    println("PASS: $count shared message-link cases; original URLs and UTF-16 ranges preserved")
+}

tools/chatgui/tests/message_links_cases.tsv

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+# text<TAB>expected full URLs; literal \n is decoded as a newline
+Открой (https://example.com/a(b)?q=1#part), затем http://example.org/.	https://example.com/a(b)?q=1#part	http://example.org/
+https://пример.рф/путь?ключ=значение#раздел	https://пример.рф/путь?ключ=значение#раздел
+✨ https://example.com/✨?q=👋 и utun://abc+/==.	https://example.com/✨?q=👋	utun://abc+/==
+HTTPS://EXAMPLE.COM:8443/path?q=a%20b&x=2#f	HTTPS://EXAMPLE.COM:8443/path?q=a%20b&x=2#f
+https://[::1]:443/a	https://[::1]:443/a
+«https://example.com/a» "http://example.org/b".	https://example.com/a	http://example.org/b
+http:// https://?x=1 http:///path https://example.com:70000/ https://example.com/%GG
+mailto:a@example.com ftp://example.com www.example.com javascript:alert(1)
+https://example.com/a[0]}!	https://example.com/a[0]
+https://example.com/a?q=(x)	https://example.com/a?q=(x)
+https://example.com/a после	https://example.com/a
+https://example.com/a.\nhttp://example.org/b	https://example.com/a	http://example.org/b
+https://example.com:bad/
+https://user:password@example.com/a	https://user:password@example.com/a
+UTUN://abc+/==