Integrate jsontests to CI (#212)

* Integrate jsontests to CI

* cargo test -> cargo run

* Run cargo fmt

* Test CI #1

* Test CI #2

* Test CI #3

.github/workflows/rust.yml

@@ -24,3 +24,16 @@ jobs:
       run: cargo build --verbose
     - name: Run tests
       run: cargo test --verbose
+  jsontests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2
+      with:
+        path: jsontests/res/ethtests
+        repository: ethereum/tests
+        ref: 428f218d7d6f4a52544e12684afbfe6e2882ffbf
+    - name: Run tests
+      run: |
+        cargo run --release --verbose -p jsontests -- \
+        jsontests/res/ethtests/GeneralStateTests/stExample/add11.json

interpreter/src/runtime.rs

@@ -142,14 +142,14 @@ pub trait RuntimeBackend: RuntimeBaseBackend {
 	fn set_code(&mut self, address: H160, code: Vec<u8>);
 	/// Reset balance of an account.
 	fn reset_balance(&mut self, address: H160);
-    fn deposit(&mut self, target: H160, value: U256);
-    fn withdrawal(&mut self, source: H160, value: U256) -> Result<(), ExitError>;
+	fn deposit(&mut self, target: H160, value: U256);
+	fn withdrawal(&mut self, source: H160, value: U256) -> Result<(), ExitError>;
 	/// Initiate a transfer.
 	fn transfer(&mut self, transfer: Transfer) -> Result<(), ExitError> {
-        self.withdrawal(transfer.source, transfer.value)?;
-        self.deposit(transfer.target, transfer.value);
-        Ok(())
-    }
+		self.withdrawal(transfer.source, transfer.value)?;
+		self.deposit(transfer.target, transfer.value);
+		Ok(())
+	}
 	/// Increase the nonce value.
 	fn inc_nonce(&mut self, address: H160) -> Result<(), ExitError>;
 }