support clippy options with --

1 files changed, 9 insertions, 1 deletions

diff --git a/test/command_callback/test_cargo_command_callbacks.vader b/test/command_callback/test_cargo_command_callbacks.vader
index 438c97db..42ca0301 100644
--- a/test/command_callback/test_cargo_command_callbacks.vader
+++ b/test/command_callback/test_cargo_command_callbacks.vader
@@ -141,7 +141,7 @@ Execute(When ale_rust_cargo_use_clippy is set, cargo-clippy is used as linter):
   let b:ale_rust_cargo_use_clippy = 1
   AssertLinter 'cargo', [
   \ ale#Escape('cargo') . ' --version',
-  \ 'cargo clippy --frozen --message-format=json -q ',
+  \ 'cargo clippy --frozen --message-format=json -q',
   \]
 
 Execute(When ale_rust_cargo_clippy_options is set, cargo-clippy appends it to commandline):
@@ -152,6 +152,14 @@ Execute(When ale_rust_cargo_clippy_options is set, cargo-clippy appends it to co
   \ 'cargo clippy --frozen --message-format=json -q -- -D warnings',
   \]
 
+Execute(When ale_rust_cargo_clippy_options does not start with --, it is added):
+  let b:ale_rust_cargo_use_clippy = 1
+  let b:ale_rust_cargo_clippy_options = '-D warnings'
+  AssertLinter 'cargo', [
+  \ ale#Escape('cargo') . ' --version',
+  \ 'cargo clippy --frozen --message-format=json -q -- -D warnings',
+  \]
+
 Execute(cargo-check does not refer ale_rust_cargo_clippy_options):
   let b:ale_rust_cargo_use_clippy = 0
   let b:ale_rust_cargo_use_check = 1