麦动KTV: 移除Gitee数据库(改官方Muse同步), 歌曲源切w.w345.my, 远程日志+广告屏蔽

- DatabaseBootstrapper: 删除 Gitee 分片/manifest/blob 下载逻辑, 曲库只走官方 MuseDbSync - build.gradle: 移除 GITEE_DATABASE_* 构建参数 - MainActivity: 重置数据库文案改为官方同步 - ktv_api.js: 歌曲源仅 w.w345.my, 缓存标记 7, 广告/错号资源拦截+重试 - 远程日志: 点歌记录编号/标题/请求源/状态
2026-09-04 21:23:21 +08:00
commit 0c26f6da68
1287 changed files with 25218 additions and 0 deletions
@@ -0,0 +1,71 @@
+package com.local.ktv;
+
+import org.junit.Test;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public final class SongFileValidatorTest {
+    @Test
+    public void rejectsLargeButShortPreview() throws IOException {
+        File file = syntheticTransportStream(25_000L);
+        try {
+            SongFileValidator.Result result = SongFileValidator.INSTANCE.inspect(file, true);
+            assertFalse(result.getValid());
+            assertTrue(result.getReason().contains("preview too short"));
+        } finally {
+            file.delete();
+        }
+    }
+
+    @Test
+    public void acceptsFullLengthTransportStream() throws IOException {
+        File file = syntheticTransportStream(180_000L);
+        try {
+            SongFileValidator.Result result = SongFileValidator.INSTANCE.inspect(file, true);
+            assertTrue(result.getReason(), result.getValid());
+        } finally {
+            file.delete();
+        }
+    }
+
+    private static File syntheticTransportStream(long durationMs) throws IOException {
+        File file = File.createTempFile("song-validator-", ".ts");
+        int packets = (int) ((6L * 1024L * 1024L) / 188L + 100L);
+        try (FileOutputStream output = new FileOutputStream(file)) {
+            for (int index = 0; index < packets; index++) {
+                long pts = index == packets - 1 ? durationMs * 90L : 0L;
+                output.write(packetWithPts(pts));
+            }
+        }
+        return file;
+    }
+
+    private static byte[] packetWithPts(long pts) {
+        byte[] packet = new byte[188];
+        java.util.Arrays.fill(packet, (byte) 0xff);
+        packet[0] = 0x47;
+        packet[1] = 0x40;
+        packet[2] = 0x00;
+        packet[3] = 0x10;
+        packet[4] = 0x00;
+        packet[5] = 0x00;
+        packet[6] = 0x01;
+        packet[7] = (byte) 0xe0;
+        packet[8] = 0x00;
+        packet[9] = 0x00;
+        packet[10] = (byte) 0x80;
+        packet[11] = (byte) 0x80;
+        packet[12] = 0x05;
+        packet[13] = (byte) (0x21 | (((pts >>> 30) & 0x07) << 1));
+        packet[14] = (byte) (pts >>> 22);
+        packet[15] = (byte) ((((pts >>> 15) & 0x7f) << 1) | 1);
+        packet[16] = (byte) (pts >>> 7);
+        packet[17] = (byte) (((pts & 0x7f) << 1) | 1);
+        return packet;
+    }
+}