Add image classification tests

.github/workflows/provision-linux.sh

@@ -60,6 +60,10 @@ tar -xf "wasmtime-v${wasmtime_version}-x86_64-linux.tar.xz" --directory "${HOME}
 mv "${HOME}/bin/wasmtime-v${wasmtime_version}-x86_64-linux/wasmtime" "${HOME}/bin/wasmtime"
 rm "wasmtime-v${wasmtime_version}-x86_64-linux.tar.xz"
 
+# Install wasi2ic
+git clone https://github.com/wasm-forge/wasi2ic
+cargo install --path wasi2ic --root "${HOME}"
+
 # Set environment variables.
 echo "$HOME/bin" >> $GITHUB_PATH
 echo "$HOME/.cargo/bin" >> $GITHUB_PATH

.github/workflows/rust-image-classification-example.yaml

@@ -0,0 +1,45 @@
+name: rust-image-classification
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    paths:
+      - rust/image-classification/**
+      - .github/workflows/provision-darwin.sh
+      - .github/workflows/provision-linux.sh
+      - .github/workflows/rust-image-classification-example.yaml
+      - .ic-commit
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+jobs:
+  # There is no `wasi2ic` Darwin binary at the moment
+  # rust-simd-example-darwin:
+  #   runs-on: macos-12
+  #   steps:
+  #     - uses: actions/checkout@v1
+  #     - name: Provision Darwin
+  #       run: DFX_VERSION="0.20.2-beta.0" bash .github/workflows/provision-darwin.sh
+  #     - name: Remove networks.json
+  #       run: rm -f ~/.config/dfx/networks.json
+  #     - name: Rust Image Classification Darwin
+  #       run: |
+  #         dfx start --background
+  #         pushd rust/image-classification
+  #         make test
+  #         popd
+  rust-image-classification-example-linux:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v1
+      - name: Provision Linux
+        run: DFX_VERSION="0.20.2-beta.0" bash .github/workflows/provision-linux.sh
+      - name: Remove networks.json
+        run: rm -f ~/.config/dfx/networks.json
+      - name: Rust Image Classification Linux
+        run: |
+          dfx start --background
+          pushd rust/image-classification
+          make test
+          popd

rust/image-classification/.cargo/config.toml

@@ -0,0 +1,5 @@
+[build]
+target = ["wasm32-wasi"]
+
+[target.wasm32-wasi]
+rustflags = ["-Ctarget-feature=+simd128"]

rust/image-classification/.env

@@ -0,0 +1,10 @@
+
+# DFX CANISTER ENVIRONMENT VARIABLES
+DFX_VERSION='0.20.2-beta.0'
+DFX_NETWORK='local'
+CANISTER_CANDID_PATH_BACKEND='/Users/a/tmp/examples/rust/image-classification/src/backend/backend.did'
+CANISTER_ID_FRONTEND='bd3sg-teaaa-aaaaa-qaaba-cai'
+CANISTER_ID_BACKEND='bkyz2-fmaaa-aaaaa-qaaaq-cai'
+CANISTER_ID='bd3sg-teaaa-aaaaa-qaaba-cai'
+CANISTER_CANDID_PATH='/Users/a/tmp/examples/rust/image-classification/.dfx/local/canisters/frontend/assetstorage.did'
+# END DFX CANISTER ENVIRONMENT VARIABLES

rust/image-classification/.gitignore

@@ -8,3 +8,4 @@ _MACOSX
 target/
 *.old.did
 .idea
+src/backend/assets/mobilenetv2-7.onnx