Bootstrap OpenBitdo clean-room SDK and reliability milestone

sdk/tests/retry_timeout.rs

@@ -0,0 +1,86 @@
+use bitdo_proto::{
+    DeviceSession, MockTransport, RetryPolicy, SessionConfig, TimeoutProfile, VidPid,
+};
+
+#[test]
+fn retries_after_timeout_then_succeeds() {
+    let mut transport = MockTransport::default();
+    transport.push_read_timeout();
+    let mut good = vec![0u8; 64];
+    good[0] = 0x02;
+    good[1] = 0x05;
+    good[4] = 0xC1;
+    good[22] = 0x09;
+    good[23] = 0x60;
+    transport.push_read_data(good);
+
+    let config = SessionConfig {
+        retry_policy: RetryPolicy {
+            max_attempts: 3,
+            backoff_ms: 0,
+        },
+        timeout_profile: TimeoutProfile {
+            probe_ms: 1,
+            io_ms: 1,
+            firmware_ms: 1,
+        },
+        allow_unsafe: false,
+        brick_risk_ack: false,
+        experimental: false,
+        trace_enabled: true,
+    };
+    let mut session =
+        DeviceSession::new(transport, VidPid::new(0x2dc8, 24585), config).expect("session init");
+
+    let response = session
+        .send_command(bitdo_proto::CommandId::GetPid, None)
+        .expect("response");
+    assert_eq!(
+        response.parsed_fields.get("detected_pid").copied(),
+        Some(24585)
+    );
+}
+
+#[test]
+fn retries_after_malformed_then_succeeds() {
+    let mut transport = MockTransport::default();
+    let mut malformed = vec![0u8; 64];
+    malformed[0] = 0x00;
+    malformed[1] = 0x05;
+    malformed[4] = 0xC1;
+    transport.push_read_data(malformed);
+
+    let mut good = vec![0u8; 64];
+    good[0] = 0x02;
+    good[1] = 0x05;
+    good[4] = 0xC1;
+    good[22] = 0x09;
+    good[23] = 0x60;
+    transport.push_read_data(good);
+
+    let config = SessionConfig {
+        retry_policy: RetryPolicy {
+            max_attempts: 3,
+            backoff_ms: 0,
+        },
+        timeout_profile: TimeoutProfile {
+            probe_ms: 1,
+            io_ms: 1,
+            firmware_ms: 1,
+        },
+        allow_unsafe: false,
+        brick_risk_ack: false,
+        experimental: false,
+        trace_enabled: true,
+    };
+    let mut session =
+        DeviceSession::new(transport, VidPid::new(0x2dc8, 24585), config).expect("session init");
+
+    let response = session
+        .send_command(bitdo_proto::CommandId::GetPid, None)
+        .expect("response");
+    assert_eq!(
+        response.parsed_fields.get("detected_pid").copied(),
+        Some(24585)
+    );
+}