Test with Truffle in CircleCI

.circleci/config.yml

@@ -0,0 +1,30 @@
+defaults:
+    create_build_dir: &create_build_dir
+        run:
+            name: "create build directory"
+            command: |
+                mkdir build
+
+    build_c_example: &build_c_example
+        run:
+            name: "Build C Example"
+            command: |
+                # docker run -v $(pwd)/src/C:/C -t jwasinger/clang-7 bash -c "cd /C && make"
+                # C contracts need remap-exports support in chisel so skip building C wrc20 during CI
+                cp src/C/wrc20.wasm build/c.wasm
+
+    truffle: &truffle
+        run:
+            name: "run tests with truffle"
+            command: |
+                bash scripts/test_erc20.sh
+
+version: 2
+jobs:
+    build:
+        machine: true
+        steps:
+            - checkout
+            - *create_build_dir
+            - *build_c_example
+            - *truffle

README.md

@@ -54,4 +54,16 @@ function do_transfer() {
 }
 ```
 
-Then simply put it in a directory named after your language and send us a PR.
+## Testing
+
+**Dependencies**: Docker, NodeJS(>10)
+
+Run:
+
+```
+node truffle/deploy-contract.js --wasm /path/to/yourContract.wasm
+cd truffle
+truffle test --network dev
+```
+
+Tests (currently barebones until WRC20 implementations are passing more tests) are located in http://github.com/ewasm/wrc20-examples/truffle/WRC20.template.js

call.sh

@@ -0,0 +1,3 @@
+#! /bin/bash
+
+curl -H "Content-type: application/json" -X POST --data '{ "jsonrpc": "2.0", "id": 1, "method": "eth_call", "params": [ { "from": "0x7976977ecf72519e656a27c16b8c406329e46b78", "gas": "0x6691b7", "gasPrice": "0x4a817c800", "to": "0x8013314ea35839f2bb351c1efd2c163964ec3a3e", "data": "0xe3d670d70000000000000000000000008013314ea35839f2bb351c1efd2c163964ec3a3e" }, "latest" ] }' http://127.0.0.1:8545

ci/.dockerignore

@@ -0,0 +1,2 @@
+.ethash
+data

ci/Dockerfile

@@ -0,0 +1,35 @@
+FROM ethereum/cpp-build-env
+
+COPY install_cmake.sh /
+
+RUN bash /install_cmake.sh
+
+ENV PATH="/root/.local/bin:${PATH}"
+
+USER root
+
+RUN curl https://dl.google.com/go/go1.12.5.linux-amd64.tar.gz > go.tar.gz \
+	&& tar -C /usr/local -xvf go.tar.gz
+
+ENV PATH="/usr/local/go/bin:${PATH}"
+
+# hera 0.2.3 and ewasm-go-ethereum ewasm branch on 5/9/2019
+RUN git clone https://github.com/ewasm/hera \
+	&& cd hera \
+	&& git reset 3a9b8cd5eda1d00205af1a14fca1dbfa0bddff9b --hard \
+	&& git submodule update --init \
+	&& mkdir build \
+	&& cd build \
+	&& cmake -DBUILD_SHARED_LIBS=ON -DHERA_DEBUGGING=ON .. \
+	&& make -j2 \
+	&& cd ../.. \
+	&& git clone https://github.com/ewasm/go-ethereum \
+	&& cd go-ethereum \
+	&& git reset 2cbecfcb65d428bc5d0ac590a6e4f03f2c12173a --hard \
+	&& make -j2 \
+	&& cd .. \
+	&& cp go-ethereum/build/bin/geth /root/ \
+	&& cp hera/build/src/libhera.so /root/ \
+	&& rm -rf go-ethereum hera
+
+ENTRYPOINT ["/root/geth"]

ci/genesis.json

@@ -0,0 +1,28 @@
+{
+  "config": {
+    "chainId": 66,
+    "homesteadBlock": 0,
+    "eip150Block": 0,
+    "eip150Hash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "eip155Block": 0,
+    "eip158Block": 0,
+    "byzantiumBlock": 0,
+    "ewasmBlock": 0,
+    "ethash": {}
+  },
+  "nonce": "0x0",
+  "timestamp": "0x5b79de34",
+  "extraData": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "gasLimit": "0x87b760",
+  "difficulty": "0x1",
+  "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "coinbase": "0x0000000000000000000000000000000000000000",
+  "alloc": {
+    "7976977ecf72519e656a27c16b8c406329e46b78": {
+      "balance": "0x200000000000000000000000000000000000000000000000000000000000000"
+    }
+  },
+  "number": "0x0",
+  "gasUsed": "0x0",
+  "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000"
+}

ci/init_geth.sh

@@ -0,0 +1,10 @@
+#! /bin/bash
+
+if [ -d "hera" ]; then rm -Rf hera; fi
+
+mkdir -p hera
+(cd hera && wget https://github.com/ewasm/hera/releases/download/v0.2.3/hera-0.2.3-linux-x86_64.tar.gz && tar -xvf hera-0.2.3-linux-x86_64.tar.gz && cp lib/libhera.so .)
+
+mkdir data
+docker run -v $(pwd)/genesis.json:/genesis.json -v $(pwd)/data:/data -t jwasinger/client-go:ewasm  init /genesis.json --datadir /data
+docker run -v $(pwd)/keys:/keys -v $(pwd)/data:/data -t jwasinger/client-go:ewasm --datadir /data account import /keys/faucet/faucet-priv.txt --password /keys/faucet/faucet-pw.txt

ci/install_cmake.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env sh
+
+# This script downloads the CMake binary and installs it in $PREFIX directory
+# (the cmake executable will be in $PREFIX/bin). By default $PREFIX is
+# ~/.local but can we changes with --prefix <PREFIX> argument.
+
+# This is mostly suitable for CIs, not end users.
+
+set -e
+
+VERSION=3.12.4
+
+if [ "$1" = "--prefix" ]; then
+    PREFIX="$2"
+else
+    PREFIX=~/.local
+fi
+
+OS=$(uname -s)
+case $OS in
+Linux)  SHA256=486edd6710b5250946b4b199406ccbf8f567ef0e23cfe38f7938b8c78a2ffa5f;;
+Darwin) SHA256=95d76c00ccb9ecb5cb51de137de00965c5e8d34b2cf71556cf8ba40577d1cff3;;
+esac
+
+
+BIN=$PREFIX/bin
+
+if test -f $BIN/cmake && ($BIN/cmake --version | grep -q "$VERSION"); then
+    echo "CMake $VERSION already installed in $BIN"
+else
+    FILE=cmake-$VERSION-$OS-x86_64.tar.gz
+    URL=https://cmake.org/files/v3.12/$FILE
+    ERROR=0
+    TMPFILE=$(mktemp --tmpdir cmake-$VERSION-$OS-x86_64.XXXXXXXX.tar.gz)
+    echo "Downloading CMake ($URL)..."
+    curl -s "$URL" > "$TMPFILE"
+
+    if type -p sha256sum > /dev/null; then
+        SHASUM="sha256sum"
+    else
+        SHASUM="shasum -a256"
+    fi
+
+    if ! ($SHASUM "$TMPFILE" | grep -q "$SHA256"); then
+        echo "Checksum mismatch ($TMPFILE)"
+        exit 1
+    fi
+    mkdir -p "$PREFIX"
+    tar xzf "$TMPFILE" -C "$PREFIX" --strip 1
+    rm $TMPFILE
+fi

ci/keys/faucet/faucet-addr.txt

@@ -0,0 +1 @@
+7976977ecf72519e656a27c16b8c406329e46b78

ci/keys/faucet/faucet-info.txt

@@ -0,0 +1,5 @@
+Address: 0x7976977ecf72519e656a27c16b8c406329e46b78
+Address (checksum): 0x7976977eCF72519E656A27c16B8C406329e46b78
+ICAP: XE23 E6RZ KK8J CRDJ S26Q 77EX VQXD 6FIF 9FC
+Public key: 0x86a8770bafc76140e9c9990630d992234fe691e2a661efd5a7949407ade6fc4ba5881131a31f5bada0ad9228fd39c4cb3655f0eb8329e038156fbff8033d4bec
+Private key: 0xcbfee4ca4db6cf6120e50eff7033ed6c65168ae4bd93bb66788ed1f50ff270fb

ci/keys/faucet/faucet-priv.txt

@@ -0,0 +1 @@
+cbfee4ca4db6cf6120e50eff7033ed6c65168ae4bd93bb66788ed1f50ff270fb

ci/keys/faucet/faucet-pw.txt

@@ -0,0 +1 @@
+a

ci/package.json

@@ -0,0 +1,25 @@
+{
+  "name": "geth-docker-example",
+  "version": "1.0.0",
+  "description": "### Usage * Have Docker installed * Invoke `init_geth.sh` and then `run.sh` to start the client",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/jwasinger/geth-docker-example.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/jwasinger/geth-docker-example/issues"
+  },
+  "homepage": "https://github.com/jwasinger/geth-docker-example#readme",
+  "dependencies": {
+    "chai": "^4.2.0",
+    "openzeppelin-solidity": "^2.2.0",
+    "openzeppelin-test-helpers": "^0.3.2",
+    "web3": "^1.0.0-beta.53"
+  }
+}

ci/restart.sh

@@ -0,0 +1,6 @@
+#! /bin/bash
+
+docker rm -f $(docker ps -qa)
+sudo rm -rf data
+./init_geth.sh
+docker logs --follow $(./run.sh)

ci/run.sh

@@ -0,0 +1,22 @@
+#! /bin/bash
+set -e
+
+docker run -d --network host -v $(pwd)/.ethash:/root/.ethash:Z -v $(pwd)/data:/data -v $(pwd)/keys:/keys -t jwasinger/client-go:ewasm-hera \
+	--etherbase $(cat keys/faucet/faucet-addr.txt) \
+	--mine \
+	--miner.threads 1 \
+	--networkid 66 \
+	--nodiscover \
+	--vmodule "rpc=12" \
+	--datadir /data \
+	--unlock $(cat keys/faucet/faucet-addr.txt) \
+	--rpc \
+	--rpcaddr '127.0.0.1' \
+	--rpcport 8545 \
+	--rpccorsdomain '*' \
+	--ws \
+	--wsaddr '0.0.0.0' \
+	--wsorigins '*' \
+	--password /keys/faucet/faucet-pw.txt \
+	--vm.ewasm="/root/libhera.so,metering=false" \
+ --vmodule "rpc=5,core/vm=5"