Run tests with sanitizers (#274)

As `wasm32-wasi` target doesn't seem to support sanitizers, we are to
execute tests with native code.  The feature `test_with_native_code` is
introduced for that.

Closes #247.

.circleci/config.yml

@@ -31,6 +31,10 @@ jobs:
           cargo fmt --all -- --check --color always
           cargo check
           cargo test --release
+          # The memory sanitizer on cargo test has false positive even on empty project.
+          for san in address leak; do
+              RUSTFLAGS="-Z sanitizer=$san" cargo test --features test_with_native_code --target x86_64-unknown-linux-gnu
+          done
           cargo clippy -v
 
       - save_cache:

avm/server/src/interface/call_service_result.rs

@@ -58,7 +58,7 @@ impl CallServiceResult {
     }
 }
 
-pub(crate) fn into_raw_result(call_results: CallResults) -> air_interpreter_interface::CallResults {
+pub fn into_raw_result(call_results: CallResults) -> air_interpreter_interface::CallResults {
     call_results
         .into_iter()
         .map(|(call_id, call_result)| (call_id, call_result.into_raw()))

avm/server/src/interface/raw_outcome.rs

@@ -33,7 +33,7 @@ pub struct RawAVMOutcome {
 }
 
 impl RawAVMOutcome {
-    pub(crate) fn from_interpreter_outcome(outcome: InterpreterOutcome) -> RunnerResult<Self> {
+    pub fn from_interpreter_outcome(outcome: InterpreterOutcome) -> RunnerResult<Self> {
         let InterpreterOutcome {
             ret_code,
             error_message,

crates/air-lib/test-utils/Cargo.toml

@@ -23,3 +23,6 @@ fstrings = "0.2.3"
 object-pool = "0.5.4"
 once_cell = "1.10.0"
 serde_json = "1.0.61"
+
+[features]
+test_with_native_code = []

crates/air-lib/test-utils/src/lib.rs

@@ -29,6 +29,11 @@ pub mod call_services;
 pub mod executed_state;
 pub mod test_runner;
 
+#[cfg(feature = "test_with_native_code")]
+mod native_test_runner;
+#[cfg(not(feature = "test_with_native_code"))]
+mod wasm_test_runner;
+
 pub use air::interpreter_data::*;
 pub use avm_server::raw_outcome::*;
 pub use avm_server::*;

crates/air-lib/test-utils/src/native_test_runner.rs

@@ -0,0 +1,63 @@
+/*
+ * Copyright 2022 Fluence Labs Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+use crate::test_runner::AirRunner;
+use air_interpreter_interface::RunParameters;
+use avm_server::avm_runner::*;
+use avm_server::into_raw_result;
+
+pub struct NativeAirRunner {
+    current_peer_id: String,
+}
+
+impl AirRunner for NativeAirRunner {
+    fn new(current_peer_id: impl Into<String>) -> Self {
+        Self {
+            current_peer_id: current_peer_id.into(),
+        }
+    }
+
+    fn call(
+        &mut self,
+        air: impl Into<String>,
+        prev_data: impl Into<Vec<u8>>,
+        data: impl Into<Vec<u8>>,
+        init_peer_id: impl Into<String>,
+        timestamp: u64,
+        ttl: u32,
+        call_results: avm_server::CallResults,
+    ) -> Result<RawAVMOutcome, Box<dyn std::error::Error>> {
+        // some inner parts transformations
+        let raw_call_results = into_raw_result(call_results);
+        let raw_call_results = serde_json::to_vec(&raw_call_results).unwrap();
+
+        let outcome = air::execute_air(
+            air.into(),
+            prev_data.into(),
+            data.into(),
+            RunParameters {
+                init_peer_id: init_peer_id.into(),
+                current_peer_id: self.current_peer_id.clone(),
+                timestamp,
+                ttl,
+            },
+            raw_call_results,
+        );
+        let outcome = RawAVMOutcome::from_interpreter_outcome(outcome)?;
+
+        Ok(outcome)
+    }
+}

crates/air-lib/test-utils/src/test_runner.rs

@@ -14,34 +14,35 @@
  * limitations under the License.
  */
 
+#[cfg(feature = "test_with_native_code")]
+use crate::native_test_runner::NativeAirRunner as AirRunnerImpl;
+#[cfg(not(feature = "test_with_native_code"))]
+use crate::wasm_test_runner::WasmAirRunner as AirRunnerImpl;
+
 use super::CallServiceClosure;
 use avm_server::avm_runner::*;
 
-use once_cell::sync::OnceCell;
 use std::collections::HashMap;
 use std::collections::HashSet;
-use std::path::PathBuf;
 
-// 10 Mb
-const AVM_MAX_HEAP_SIZE: u64 = 10 * 1024 * 1024;
-const AIR_WASM_PATH: &str = "../target/wasm32-wasi/debug/air_interpreter_server.wasm";
+pub trait AirRunner {
+    fn new(current_call_id: impl Into<String>) -> Self;
 
-pub struct TestRunner {
-    pub runner: object_pool::Reusable<'static, AVMRunner>,
-    pub call_service: CallServiceClosure,
+    fn call(
+        &mut self,
+        air: impl Into<String>,
+        prev_data: impl Into<Vec<u8>>,
+        data: impl Into<Vec<u8>>,
+        init_peer_id: impl Into<String>,
+        timestamp: u64,
+        ttl: u32,
+        call_results: avm_server::CallResults,
+    ) -> Result<RawAVMOutcome, Box<dyn std::error::Error>>;
 }
 
-fn make_pooled_avm_runner() -> AVMRunner {
-    let fake_current_peer_id = "";
-    let logging_mask = i32::MAX;
-
-    AVMRunner::new(
-        PathBuf::from(AIR_WASM_PATH),
-        fake_current_peer_id,
-        Some(AVM_MAX_HEAP_SIZE),
-        logging_mask,
-    )
-    .expect("vm should be created")
+pub struct TestRunner<R = AirRunnerImpl> {
+    pub runner: R,
+    pub call_service: CallServiceClosure,
 }
 
 #[derive(Debug, Default, Clone)]
@@ -51,7 +52,7 @@ pub struct TestRunParameters {
     pub ttl: u32,
 }
 
-impl TestRunner {
+impl<R: AirRunner> TestRunner<R> {
     pub fn call(
         &mut self,
         air: impl Into<String>,
@@ -73,7 +74,7 @@ impl TestRunner {
         let mut next_peer_pks = HashSet::new();
 
         loop {
-            let mut outcome = self
+            let mut outcome: RawAVMOutcome = self
                 .runner
                 .call(
                     air.clone(),
@@ -112,18 +113,7 @@ pub fn create_avm(
     call_service: CallServiceClosure,
     current_peer_id: impl Into<String>,
 ) -> TestRunner {
-    static POOL_CELL: OnceCell<object_pool::Pool<AVMRunner>> = OnceCell::new();
-
-    let pool = POOL_CELL.get_or_init(|| {
-        object_pool::Pool::new(
-            // we create an empty pool and let it fill on demand
-            0,
-            || unreachable!(),
-        )
-    });
-
-    let mut runner = pool.pull(make_pooled_avm_runner);
-    runner.set_peer_id(current_peer_id);
+    let runner = AirRunnerImpl::new(current_peer_id);
 
     TestRunner {
         runner,

crates/air-lib/test-utils/src/wasm_test_runner.rs

@@ -0,0 +1,80 @@
+/*
+ * Copyright 2022 Fluence Labs Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+use crate::test_runner::AirRunner;
+use avm_server::avm_runner::*;
+
+use once_cell::sync::OnceCell;
+use std::path::PathBuf;
+
+// 10 Mb
+const AVM_MAX_HEAP_SIZE: u64 = 10 * 1024 * 1024;
+const AIR_WASM_PATH: &str = "../target/wasm32-wasi/debug/air_interpreter_server.wasm";
+
+pub struct WasmAirRunner(object_pool::Reusable<'static, AVMRunner>);
+
+fn make_pooled_avm_runner() -> AVMRunner {
+    let fake_current_peer_id = "";
+    let logging_mask = i32::MAX;
+
+    AVMRunner::new(
+        PathBuf::from(AIR_WASM_PATH),
+        fake_current_peer_id,
+        Some(AVM_MAX_HEAP_SIZE),
+        logging_mask,
+    )
+    .expect("vm should be created")
+}
+
+impl AirRunner for WasmAirRunner {
+    fn new(current_peer_id: impl Into<String>) -> Self {
+        static POOL_CELL: OnceCell<object_pool::Pool<AVMRunner>> = OnceCell::new();
+
+        let pool = POOL_CELL.get_or_init(|| {
+            object_pool::Pool::new(
+                // we create an empty pool and let it fill on demand
+                0,
+                || unreachable!(),
+            )
+        });
+
+        let mut runner = pool.pull(make_pooled_avm_runner);
+        runner.set_peer_id(current_peer_id);
+
+        Self(runner)
+    }
+
+    fn call(
+        &mut self,
+        air: impl Into<String>,
+        prev_data: impl Into<Vec<u8>>,
+        data: impl Into<Vec<u8>>,
+        init_peer_id: impl Into<String>,
+        timestamp: u64,
+        ttl: u32,
+        call_results: avm_server::CallResults,
+    ) -> Result<RawAVMOutcome, Box<dyn std::error::Error>> {
+        Ok(self.0.call(
+            air,
+            prev_data,
+            data,
+            init_peer_id,
+            timestamp,
+            ttl,
+            call_results,
+        )?)
+    }
+}