add test

compiler/can/src/module.rs

@@ -406,7 +406,6 @@ fn fix_values_captured_in_closure_expr(
         }
 
         Expect(condition, loc_expr) => {
-            // LetNonRec(Box<Def>, Box<Located<Expr>>, Variable, Aliases),
             fix_values_captured_in_closure_expr(&mut condition.value, no_capture_symbols);
             fix_values_captured_in_closure_expr(&mut loc_expr.value, no_capture_symbols);
         }

compiler/gen/src/llvm/build.rs

@@ -4442,7 +4442,7 @@ fn run_low_level<'a, 'ctx, 'env>(
                 IntPredicate::EQ,
                 cond.into_int_value(),
                 context.bool_type().const_int(1, false),
-                "has_not_overflowed",
+                "is_true",
             );
 
             let then_block = context.append_basic_block(parent, "then_block");

compiler/test_gen/src/gen_primitives.rs

@@ -2296,3 +2296,19 @@ fn call_invalid_layout() {
         true
     );
 }
+
+#[test]
+#[should_panic(expected = "assert failed!")]
+fn expect_fail() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+            expect 1 == 2
+
+            3
+            "#
+        ),
+        3,
+        i64
+    );
+}