Add more Wasmi specific .wast tests

crates/wast/tests/local/if.wast

@@ -0,0 +1,10 @@
+(module
+    (func (export "if.only-then.diverging")
+        (if
+            (i32.const 0) ;; false
+            (then
+                (br 0)
+            )
+        )
+    )
+)

crates/wast/tests/local/local-tee.wast

@@ -0,0 +1,22 @@
+(module
+    (func (export "local.tee.same") (param i32) (result i32)
+        (local.tee 0 (local.get 0))
+    )
+    (func (export "local.tee.same.drop") (param i32)
+        (drop (local.tee 0 (local.get 0)))
+    )
+)
+
+(assert_return
+    (invoke "local.tee.same" (i32.const 0)) (i32.const 0)
+)
+(assert_return
+    (invoke "local.tee.same" (i32.const 1)) (i32.const 1)
+)
+
+(assert_return
+    (invoke "local.tee.same.drop" (i32.const 0))
+)
+(assert_return
+    (invoke "local.tee.same.drop" (i32.const 1))
+)

crates/wast/tests/mod.rs

@@ -197,8 +197,12 @@ macro_rules! expand_tests {
             fn wasm_utf8_import_module("utf8-import-module");
             fn wasm_utf8_invalid_encoding("utf8-invalid-encoding");
             fn wasm_wide_arithmetic("proposals/wide-arithmetic/wide-arithmetic");
-            fn wasm_wide_arithmetic_local("../../local/wide-arithmetic");
-            fn wasm_replace_result("../../local/replace-result");
+
+            // Wasmi specific test cases
+            fn wasmi_wide_arithmetic("../../local/wide-arithmetic");
+            fn wasmi_replace_result("../../local/replace-result");
+            fn wasmi_local_tee("../../local/local-tee");
+            fn wasmi_if("../../local/if");
 
             // Wasm `simd` tests
             fn wasm_simd_address("simd_address");