1 files changed, 15 insertions, 0 deletions
diff --git a/primrose/spec_code/b_asc_con.rs b/primrose/spec_code/b_asc_con.rs
new file mode 100644
index 0000000..5189ddd
--- /dev/null
+++ b/primrose/spec_code/b_asc_con.rs
@@ -0,0 +1,15 @@
+/*SPEC*
+property ascending<T> {
+    \c -> ((for-all-consecutive-pairs c) leq?)
+}
+type AscendingCon<T> = {c impl (Container) | (ascending c)}
+*ENDSPEC*/
+
+fn main () {
+    let mut c = AscendingCon::<u32>::new();
+    for x in 0..10 {
+        c.insert(x);
+        c.insert(x);
+    }
+    assert_eq!(c.len(), 20);
+}
+\ No newline at end of file