bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'lib/smol_str/tests/test.rs')
-rw-r--r--lib/smol_str/tests/test.rs35
1 files changed, 34 insertions, 1 deletions
diff --git a/lib/smol_str/tests/test.rs b/lib/smol_str/tests/test.rs
index 22b9df2afd..81bccf106e 100644
--- a/lib/smol_str/tests/test.rs
+++ b/lib/smol_str/tests/test.rs
@@ -256,7 +256,7 @@ fn test_to_smolstr() {
}
}
#[test]
-fn test_builder() {
+fn test_builder_push_str() {
//empty
let builder = SmolStrBuilder::new();
assert_eq!("", builder.finish());
@@ -292,6 +292,39 @@ fn test_builder() {
assert_eq!("a".repeat(46), s);
}
+#[test]
+fn test_builder_push() {
+ //empty
+ let builder = SmolStrBuilder::new();
+ assert_eq!("", builder.finish());
+
+ // inline push
+ let mut builder = SmolStrBuilder::new();
+ builder.push('a');
+ builder.push('b');
+ let s = builder.finish();
+ assert!(!s.is_heap_allocated());
+ assert_eq!("ab", s);
+
+ // inline max push
+ let mut builder = SmolStrBuilder::new();
+ for _ in 0..23 {
+ builder.push('a');
+ }
+ let s = builder.finish();
+ assert!(!s.is_heap_allocated());
+ assert_eq!("a".repeat(23), s);
+
+ // heap push
+ let mut builder = SmolStrBuilder::new();
+ for _ in 0..24 {
+ builder.push('a');
+ }
+ let s = builder.finish();
+ assert!(s.is_heap_allocated());
+ assert_eq!("a".repeat(24), s);
+}
+
#[cfg(test)]
mod test_str_ext {
use smol_str::StrExt;