Add image classification tests

.github/workflows/provision-darwin.sh

@@ -66,5 +66,15 @@ tar -xf "wasmtime-v${wasmtime_version}-x86_64-macos.tar.xz" --directory "${HOME}
 mv "${HOME}/bin/wasmtime-v${wasmtime_version}-x86_64-macos/wasmtime" "${HOME}/bin/wasmtime"
 rm "wasmtime-v${wasmtime_version}-x86_64-macos.tar.xz"
 
+# Install wasi2ic
+git clone https://github.com/wasm-forge/wasi2ic
+cargo install --path wasi2ic --root "${HOME}"
+
+# Install wasm-opt
+version=117
+curl -fsSLO "https://github.com/WebAssembly/binaryen/releases/download/version_117/binaryen-version_${version}-x86_64-macos.tar.gz" 
+tar -xzf "binaryen-version_${version}-x86_64-macos.tar.gz" --directory "${HOME}/" --strip-components 1
+rm "binaryen-version_${version}-x86_64-macos.tar.gz"
+
 # Exit temporary directory.
 popd

.github/workflows/provision-linux.sh

@@ -60,6 +60,16 @@ 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 "${HOME}"
+
+# Install wasm-opt
+version=117
+curl -fsSLO "https://github.com/WebAssembly/binaryen/releases/download/version_117/binaryen-version_${version}-x86_64-linux.tar.gz" 
+tar -xzf "binaryen-version_${version}-x86_64-linux.tar.gz" --directory "${HOME}/" --strip-components 1
+rm "binaryen-version_${version}-x86_64-linux.tar.gz"
+
 # Set environment variables.
 echo "$HOME/bin" >> $GITHUB_PATH
 echo "$HOME/.cargo/bin" >> $GITHUB_PATH

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

@@ -0,0 +1,44 @@
+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:
+  rust-image-classification-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/.gitignore

@@ -8,3 +8,5 @@ _MACOSX
 target/
 *.old.did
 .idea
+src/backend/assets/mobilenetv2-7.onnx
+.env