common: Avoid duplicated recordings shown in Logger::list_recordings().

[gps-watch.git] / test / logger_test.rs

diff --git a/test/logger_test.rs b/test/logger_test.rs
index bbf8dd56b2254448275e030b613b5d49b932a86d..b11005568bdb95dacfc6327d870ac67a79aeaaa4 100644 (file)
--- a/test/logger_test.rs
+++ b/test/logger_test.rs
@@ -430,3 +430,55 @@ fn list_recordings1() {
     assert_eq!(String::from_utf8(expected_bytes.to_vec()).unwrap(),
                String::from_utf8(listing_raw[0..num_bytes_read].to_vec()).unwrap());
 }
+
+// Verifies that Logger::list_recordings() handles sectors holding
+// additional recording data.
+#[test]
+fn list_recording1_multi_sector() {
+    let pipe = Pipe::new();
+
+    let mut file = unsafe { std::fs::File::from_raw_fd(pipe.write_fd()) };
+
+    let mut ls_buffer_space = [0u8; 4096];
+    let mut ls_buffer = Buffer::alloc();
+
+    let user_data = (&mut file as *mut std::fs::File) as *mut BufferUserData;
+
+    ls_buffer.init(ls_buffer_space.as_mut_ptr(),
+                   ls_buffer_space.len(),
+                   flush_write_buffer,
+                   user_data);
+
+    let mut fake_storage = FakeStorage::new();
+
+    // The first sector starts recording 1.
+    let header0 = [
+        // Header:
+        0x01, 0x00, 0x01, 0x00,
+        0x75, 0x18, 0x17, 0x5e,
+    ];
+
+    // The second sector has additional data for recording 1.
+    let header1 = [
+        0x03, 0x00, 0x01, 0x00,
+    ];
+
+    fake_storage.actual[0..header0.len()].copy_from_slice(&header0);
+    fake_storage.actual[4096..4096 + header1.len()].copy_from_slice(&header1);
+
+    let mut logger = Logger::new(&mut fake_storage);
+    logger.init();
+
+    logger.list_recordings(&mut ls_buffer);
+
+    let mut file = unsafe { std::fs::File::from_raw_fd(pipe.read_fd()) };
+
+    let mut listing_raw = [0u8; 4096];
+    let num_bytes_read = file.read(&mut listing_raw).unwrap();
+
+    let expected_bytes = b"\
+2020-01-09 12:11:33              1\n";
+
+    assert_eq!(String::from_utf8(expected_bytes.to_vec()).unwrap(),
+               String::from_utf8(listing_raw[0..num_bytes_read].to_vec()).unwrap());
+}