Add tests for pin set and pin unblock commands

Now that we have the infrastructure for non-interactive PIN supply in
place, we can add tests for commands that require the entry of a PIN.
To that end, this change adds tests for the pin set as well as pin
unblock commands.

2 files changed, 77 insertions, 0 deletions

diff --git a/nitrocli/src/tests/mod.rs b/nitrocli/src/tests/mod.rs
index 4e25091..ef8d2bd 100644
--- a/nitrocli/src/tests/mod.rs
+++ b/nitrocli/src/tests/mod.rs
@@ -36,6 +36,7 @@ const NITROKEY_DEFAULT_USER_PIN: &str = "123456";
 #[test_device]
 fn dummy() {}
 
+mod pin;
 mod run;
 mod status;
 
@@ -92,6 +93,14 @@ impl Nitrocli {
     result
   }
 
+  pub fn user_pin(&mut self, pin: impl Into<ffi::OsString>) {
+    self.user_pin = Some(pin.into())
+  }
+
+  pub fn new_user_pin(&mut self, pin: impl Into<ffi::OsString>) {
+    self.new_user_pin = Some(pin.into())
+  }
+
   fn model_to_arg(model: nitrokey::Model) -> &'static str {
     match model {
       nitrokey::Model::Pro => "--model=pro",
@@ -136,4 +145,8 @@ impl Nitrocli {
     let (res, out, _) = self.do_run(args, |c, a| crate::args::handle_arguments(c, a));
     res.map(|_| String::from_utf8_lossy(&out).into_owned())
   }
+
+  pub fn model(&self) -> Option<nitrokey::Model> {
+    self.model
+  }
 }
diff --git a/nitrocli/src/tests/pin.rs b/nitrocli/src/tests/pin.rs
new file mode 100644
index 0000000..fe61b2d
--- /dev/null
+++ b/nitrocli/src/tests/pin.rs
@@ -0,0 +1,64 @@
+// pin.rs
+
+// *************************************************************************
+// * Copyright (C) 2019 Daniel Mueller (deso@posteo.net)                   *
+// *                                                                       *
+// * This program is free software: you can redistribute it and/or modify  *
+// * it under the terms of the GNU General Public License as published by  *
+// * the Free Software Foundation, either version 3 of the License, or     *
+// * (at your option) any later version.                                   *
+// *                                                                       *
+// * This program is distributed in the hope that it will be useful,       *
+// * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+// * GNU General Public License for more details.                          *
+// *                                                                       *
+// * You should have received a copy of the GNU General Public License     *
+// * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
+// *************************************************************************
+
+use nitrokey::Authenticate;
+use nitrokey::Device;
+
+use super::*;
+
+#[test_device]
+fn unblock(device: nitrokey::DeviceWrapper) -> crate::Result<()> {
+  let (device, err) = device.authenticate_user("wrong-pin").unwrap_err();
+  assert_eq!(err, nitrokey::CommandError::WrongPassword);
+  assert!(device.get_user_retry_count() < 3);
+
+  let model = device.get_model();
+  let _ = Nitrocli::with_dev(device).handle(&["pin", "unblock"])?;
+  let device = nitrokey::connect_model(model)?;
+  assert_eq!(device.get_user_retry_count(), 3);
+  Ok(())
+}
+
+#[test_device]
+fn set_user(device: nitrokey::DeviceWrapper) -> crate::Result<()> {
+  let mut ncli = Nitrocli::with_dev(device);
+
+  // Set a new user PIN.
+  ncli.new_user_pin("new-pin");
+  let out = ncli.handle(&["pin", "set", "user"])?;
+  assert!(out.is_empty());
+
+  let device = nitrokey::connect_model(ncli.model().unwrap())?;
+  let (device, err) = device
+    .authenticate_user(NITROKEY_DEFAULT_USER_PIN)
+    .unwrap_err();
+  assert_eq!(err, nitrokey::CommandError::WrongPassword);
+  drop(device);
+
+  // Revert to the default user PIN.
+  ncli.user_pin("new-pin");
+  ncli.new_user_pin(NITROKEY_DEFAULT_USER_PIN);
+
+  let out = ncli.handle(&["pin", "set", "user"])?;
+  assert!(out.is_empty());
+
+  let device = nitrokey::connect_model(ncli.model().unwrap())?;
+  let _ = device.authenticate_user(NITROKEY_DEFAULT_USER_PIN).unwrap();
+  Ok(())
+}