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-rw-r--r--tests/lean/Hashmap/Properties.lean24
1 files changed, 11 insertions, 13 deletions
diff --git a/tests/lean/Hashmap/Properties.lean b/tests/lean/Hashmap/Properties.lean
index 1db39422..ee22bebd 100644
--- a/tests/lean/Hashmap/Properties.lean
+++ b/tests/lean/Hashmap/Properties.lean
@@ -105,6 +105,8 @@ theorem insert_in_list_spec {α : Type} (key: Usize) (value: α) (ls: List α) :
simp [h]
else
by
+ -- TODO: use progress: detect that this is a recursive call, or give
+ -- the possibility of specifying an identifier
have ⟨ b, hi ⟩ := insert_in_list_spec key value tl
exists b
simp [insert_in_list, List.lookup]
@@ -112,13 +114,12 @@ theorem insert_in_list_spec {α : Type} (key: Usize) (value: α) (ls: List α) :
simp [h]
simp [insert_in_list] at hi
exact hi
-
-/--
+
@[pspec]
theorem insert_in_list_spec2 {α : Type} (key: Usize) (value: α) (ls: List α) :
∃ b,
insert_in_list α key value ls = ret b ∧
- (b = (List.lookup ls.v key = none))
+ (b ↔ (List.lookup ls.v key = none))
:= by
induction ls
case Nil => simp [insert_in_list, insert_in_list_loop, List.lookup]
@@ -130,11 +131,12 @@ theorem insert_in_list_spec2 {α : Type} (key: Usize) (value: α) (ls: List α)
simp [h]
else
conv =>
- rhs; ext; arg 1; simp [h] -- TODO: Simplify
- simp [insert_in_list] at ih;
- progress -- TODO: Does not work
---/
-
+ rhs; ext; left; simp [h] -- TODO: Simplify
+ simp only [insert_in_list] at ih;
+ -- TODO: give the possibility of using underscores
+ progress as ⟨ b h ⟩
+ simp [*]
+
@[pspec]
theorem insert_in_list_back_spec {α : Type} (key: Usize) (value: α) (l0: List α) :
∃ l1,
@@ -150,8 +152,7 @@ theorem insert_in_list_back_spec {α : Type} (key: Usize) (value: α) (l0: List
rw [insert_in_list_loop_back]
simp [h, List.lookup]
intro k1 h1
- have h2 : ¬(key = k1) := by tauto -- TODO: Why is the order of args in eq swapped
- simp [h2]
+ simp [*]
else
by
simp [insert_in_list_back, List.lookup]
@@ -159,12 +160,9 @@ theorem insert_in_list_back_spec {α : Type} (key: Usize) (value: α) (l0: List
simp [h, List.lookup]
have ⟨tl0 , _, _ ⟩ := insert_in_list_back_spec key value tl -- TODO: Use progress
simp [insert_in_list_back] at *
- simp [*]
- have : ¬ (key = k) := by tauto
simp [List.lookup, *]
simp (config := {contextual := true}) [*]
end HashMap
--- def distinct_keys {α : Type u}
end hashmap