Remove test-no-device feature

Currently, the test-no-device feature is used for tests that expect no
Nitrokey to be connected.  Yet test-no-device is equivalent to not
test-pro and not test-storage.  Therefore, this patch removes the
test-no-device feature.

5 files changed, 8 insertions, 11 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a27a51..3cf86d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # unreleased
 
 - Update to Rust edition 2018.
+- Remove the `test-no-device` feature.
 
 # v0.2.1 (2018-12-10)
 
diff --git a/Cargo.toml b/Cargo.toml
index 85e4705..f3560a2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,6 @@ readme = "README.md"
 license = "MIT"
 
 [features]
-test-no-device = []
 test-pro = []
 test-storage = []
 
diff --git a/README.md b/README.md
index 6039943..61da317 100644
--- a/README.md
+++ b/README.md
@@ -35,12 +35,12 @@ supported by `nitrokey-rs`:
 ## Tests
 
 This crate has three test suites that can be selected using features.  One test
-suite (feature `test-no-device`) assumes that no Nitrokey device is connected.
-The two other test suites require a Nitrokey Pro (feature `test-pro`) or a
-Nitrokey Storage (feature `test-storage`) to be connected.
+suite assumes that no Nitrokey device is connected. It is run if no other test
+suite is selected.  The two other test suites require a Nitrokey Pro (feature
+`test-pro`) or a Nitrokey Storage (feature `test-storage`) to be connected.
 
 Use the `--features` option for Cargo to select one of the test suites.  You
-cannot select more than one of the test suites at the same time.  Note that the
+should select more than one of the test suites at the same time.  Note that the
 test suites that require a Nitrokey device assume that the device’s passwords
 are the factory defaults (admin password `12345678` and user password
 `123456`).  Running the test suite with a device with different passwords might
@@ -54,7 +54,7 @@ the test executable.
 In conclusion, you can use these commands to run the test suites:
 
 ```
-$ cargo test --features test-no-device -- --test-threads 1
+$ cargo test
 $ cargo test --features test-pro -- --test-threads 1
 $ cargo test --features test-storage -- --test-threads 1
 ```
diff --git a/tests/device.rs b/tests/device.rs
index 7ceac1e..2c8cfa6 100644
--- a/tests/device.rs
+++ b/tests/device.rs
@@ -24,7 +24,7 @@ fn count_nitrokey_block_devices() -> usize {
 }
 
 #[test]
-#[cfg_attr(not(feature = "test-no-device"), ignore)]
+#[cfg_attr(any(feature = "test-pro", feature = "test-storage"), ignore)]
 fn connect_no_device() {
     assert!(nitrokey::connect().is_err());
     assert!(nitrokey::Pro::connect().is_err());
diff --git a/tests/util/mod.rs b/tests/util/mod.rs
index 257586e..c2c94e2 100644
--- a/tests/util/mod.rs
+++ b/tests/util/mod.rs
@@ -1,10 +1,7 @@
 pub static ADMIN_PASSWORD: &str = "12345678";
 pub static USER_PASSWORD: &str = "123456";
 
-#[cfg(feature = "test-no-device")]
-pub type Target = nitrokey::Pro;
-
-#[cfg(feature = "test-pro")]
+#[cfg(not(feature = "test-storage"))]
 pub type Target = nitrokey::Pro;
 
 #[cfg(feature = "test-storage")]