Add the fill_sd_card function to Storage

This patch adds support for libnitrokey’s
NK_fill_SD_card_with_random_data function.  It is executed by the
fill_sd_card function of the Storage struct.  We also add a new test
case that is set to ignore because it takes between 30 and 60 minutes to
run.

1 files changed, 39 insertions, 0 deletions

diff --git a/tests/device.rs b/tests/device.rs
index 7296372..a88c956 100644
--- a/tests/device.rs
+++ b/tests/device.rs
@@ -653,6 +653,45 @@ fn get_operation_status(device: Storage) {
 }
 
 #[test_device]
+#[ignore]
+fn fill_sd_card(device: Storage) {
+    // This test takes up to 60 min to execute and is therefore ignored by default.  Use `cargo
+    // test -- --ignored fill_sd_card` to run the test.
+
+    let mut device = device;
+    assert_ok!((), device.factory_reset(DEFAULT_ADMIN_PIN));
+    thread::sleep(time::Duration::from_secs(3));
+    assert_ok!((), device.build_aes_key(DEFAULT_ADMIN_PIN));
+
+    let status = unwrap_ok!(device.get_storage_status());
+    assert!(!status.filled_with_random);
+
+    assert_ok!((), device.fill_sd_card(DEFAULT_ADMIN_PIN));
+    assert_cmd_err!(CommandError::WrongCrc, device.get_status());
+
+    let mut status = OperationStatus::Ongoing(0);
+    let mut last_progress = 0u8;
+    while status != OperationStatus::Idle {
+        status = unwrap_ok!(device.get_operation_status());
+        if let OperationStatus::Ongoing(progress) = status {
+            assert!(progress <= 100, "progress = {}", progress);
+            assert!(
+                progress >= last_progress,
+                "progress = {}, last_progress = {}",
+                progress,
+                last_progress
+            );
+            last_progress = progress;
+
+            thread::sleep(time::Duration::from_secs(10));
+        }
+    }
+
+    let status = unwrap_ok!(device.get_storage_status());
+    assert!(status.filled_with_random);
+}
+
+#[test_device]
 fn export_firmware(device: Storage) {
     let mut device = device;
     assert_cmd_err!(