feat(shakehand): add sub-module locale support

Include `use super::*` in generated sub-modules to allow access to
imported locale traits. Add locale files and tests for the sub-module in
shakehand-test.

2 files changed, 20 insertions, 1 deletions

diff --git a/shakehand-test/locale/sub/sub.toml b/shakehand-test/locale/sub/sub.toml
new file mode 100644
index 0000000..3fcdb2f
--- /dev/null
+++ b/shakehand-test/locale/sub/sub.toml
@@ -0,0 +1,5 @@
+[en]
+test = "test submod"
+
+[zh_CN]
+test = "测试子模块"
diff --git a/shakehand-test/src/lib.rs b/shakehand-test/src/lib.rs
index a59d993..7162f75 100644
--- a/shakehand-test/src/lib.rs
+++ b/shakehand-test/src/lib.rs
@@ -1,6 +1,6 @@
 #[cfg(test)]
 mod test {
-    use crate::locale::{Global, Languages, set_lang};
+    use crate::locale::{Global, Languages, set_lang, sub::Sub};
     use std::sync::{Mutex, MutexGuard};
 
     /// Global lock to serialize tests that mutate `__SHAKE_HAND_LANG`.
@@ -244,6 +244,20 @@ mod test {
     fn test_from_str_unknown() {
         let _ = Languages::from("klingon");
     }
+
+    #[test]
+    fn test_sub_module_english() {
+        let _lock = lock_lang();
+        set_lang(Languages::en);
+        assert_eq!(Sub::test(), "test submod");
+    }
+
+    #[test]
+    fn test_sub_module_chinese() {
+        let _lock = lock_lang();
+        set_lang(Languages::zh_CN);
+        assert_eq!(Sub::test(), "测试子模块");
+    }
 }
 
 mod locale {