From f45d52301227de7a969422bf1e495e3b4bdc029a Mon Sep 17 00:00:00 2001
From: Mark McCaskey <mark@wasmer.io>
Date: Mon, 8 Jul 2019 11:11:27 -0700
Subject: [PATCH] update tests to use backend as in cache key gen

---
 lib/runtime/benches/nginx.rs | 7 +++++--
 lib/runtime/src/cache.rs     | 6 ++++--
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/lib/runtime/benches/nginx.rs b/lib/runtime/benches/nginx.rs
index 1466addb1..9c80ae768 100644
--- a/lib/runtime/benches/nginx.rs
+++ b/lib/runtime/benches/nginx.rs
@@ -6,6 +6,7 @@ use wasmer_runtime::{
     cache::{Cache, FileSystemCache, WasmHash},
     compile, validate,
 };
+use wasmer_runtime_core::backend::Backend;
 
 static NGINX_WASM: &'static [u8] = include_bytes!("../../../examples/nginx/nginx.wasm");
 
@@ -18,7 +19,9 @@ fn load_module(hash: WasmHash, cache: &impl Cache) {
 }
 
 fn hashing_benchmark(c: &mut Criterion) {
-    c.bench_function("nginx HASH", |b| b.iter(|| WasmHash::generate(NGINX_WASM)));
+    c.bench_function("nginx HASH", |b| {
+        b.iter(|| WasmHash::generate(NGINX_WASM, Backend::Cranelift))
+    });
 }
 
 fn validate_benchmark(c: &mut Criterion) {
@@ -36,7 +39,7 @@ fn load_benchmark(c: &mut Criterion) {
             FileSystemCache::new(tempdir.path()).expect("unable to create file system cache")
         };
         let module = compile(NGINX_WASM).unwrap();
-        let wasm_hash = WasmHash::generate(NGINX_WASM);
+        let wasm_hash = WasmHash::generate(NGINX_WASM, Backend::Cranelift);
         cache
             .store(wasm_hash, module)
             .expect("unable to store into cache");
diff --git a/lib/runtime/src/cache.rs b/lib/runtime/src/cache.rs
index b6d1d779b..9b452c70a 100644
--- a/lib/runtime/src/cache.rs
+++ b/lib/runtime/src/cache.rs
@@ -20,6 +20,7 @@ pub use wasmer_runtime_core::cache::{Artifact, Cache, WasmHash, WASMER_VERSION_H
 ///
 /// ```rust
 /// use wasmer_runtime::cache::{Cache, FileSystemCache, WasmHash};
+/// use wasmer_runtime_core::backend::Backend;
 ///
 /// # use wasmer_runtime::{Module, error::CacheError};
 /// fn store_module(module: Module) -> Result<Module, CacheError> {
@@ -28,7 +29,7 @@ pub use wasmer_runtime_core::cache::{Artifact, Cache, WasmHash, WASMER_VERSION_H
 ///     // corrupted or tampered with.
 ///     let mut fs_cache = unsafe { FileSystemCache::new("some/directory/goes/here")? };
 ///     // Compute a key for a given WebAssembly binary
-///     let key = WasmHash::generate(&[]);
+///     let key = WasmHash::generate(&[], Backend::Cranelift);
 ///     // Store a module into the cache given a key
 ///     fs_cache.store(key, module.clone())?;
 ///     Ok(module)
@@ -119,6 +120,7 @@ mod tests {
 
     use super::*;
     use std::env;
+    use wasmer_runtime_core::backend::Backend;
 
     #[test]
     fn test_file_system_cache_run() {
@@ -147,7 +149,7 @@ mod tests {
                 .unwrap()
         };
         // store module
-        let key = WasmHash::generate(&wasm);
+        let key = WasmHash::generate(&wasm, Backend::Cranelift);
         fs_cache.store(key, module.clone()).unwrap();
 
         // load module