Feature/add test

.github/clippy-matcher.json

@@ -0,0 +1,21 @@
+{
+    "owner":"clippy",
+    "problemMatcher": [
+        {
+            "owner": "cargo-clippy",
+            "pattern": [
+                {
+                    "regexp": "^(error|warning|info|Error|Warning|Info): (.*)$",
+                    "severity": 1,
+                    "message": 2
+                },
+                {
+                    "regexp": "^\\s+--> (.*):(\\d+):(\\d+)$",
+                    "file": 1,
+                    "line": 2,
+                    "column":3
+                }
+            ]
+        }
+    ]
+}

.github/workflows/main.yml

@@ -7,7 +7,7 @@ on:
     branches: [main]
   workflow_dispatch:
 
-concurrency: 
+concurrency:
   group: ${{ github.head_ref || github.ref }}
   cancel-in-progress: true
 
@@ -21,12 +21,13 @@ jobs:
         uses: actions/cache@v4
         with:
           path: |
-           ~/.cargo/bin/
-           ~/.cargo/registry/index/
-           ~/.cargo/registry/cache/
-           ~/.cargo/git/db/
-           target/
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
           key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+      - run: echo "::add-matcher::.github/clippy-matcher.json"
       - run: cargo clippy --all-targets --all-features -- -D warnings
   run-tests:
     runs-on: ubuntu-latest
@@ -37,13 +38,32 @@ jobs:
         uses: actions/cache@v4
         with:
           path: |
-           ~/.cargo/bin/
-           ~/.cargo/registry/index/
-           ~/.cargo/registry/cache/
-           ~/.cargo/git/db/
-           target/
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
           key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+      - name: Setup test coverage env
+        run: |
+          cargo install grcov
+          rustup component add llvm-tools
       - run: cargo test --locked
+        env:
+          LLVM_PROFILE_FILE: target/debug/coverage/grcov-%p-%m.profraw
+          RUSTFLAGS: -Cinstrument-coverage
+      - name: Generate coverage
+        run: |
+          grcov target/debug/coverage/grcov-*.profraw \
+            --branch \
+            --ignore-not-existing \
+            --binary-path ./target/debug/ \
+            --source-dir ./src \
+            --output-types cobertura,markdown \
+            --ignore "/*" \
+            --output-path ./target/debug/coverage/
+      - name: Set summary
+        run: cat ./target/debug/coverage/markdown.md >> $GITHUB_STEP_SUMMARY
   build-container:
     permissions:
       packages: write
@@ -61,8 +81,8 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
       - id: build-image
         run: |
-         pack build ghcr.io/simonerm/imtrand:next \
-         --buildpack paketo-community/rust \
-         --builder paketobuildpacks/builder-jammy-buildpackless-base:latest \
-         --cache-image ghcr.io/simonerm/imtrand-cache:next \
-         --publish
+          pack build ghcr.io/simonerm/imtrand:next \
+          --buildpack paketo-community/rust \
+          --builder paketobuildpacks/builder-jammy-buildpackless-base:latest \
+          --cache-image ghcr.io/simonerm/imtrand-cache:next \
+          --publish

src/main.rs

@@ -32,6 +32,7 @@ async fn main() {
     let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
     axum::serve(listener, app).await.unwrap();
 }
+#[derive(Debug)]
 enum AppError {
     MissingMimeType,
     InvalidMimeType(String),
@@ -190,3 +191,41 @@ async fn create_document(
     headers.insert("Content-Type", "image/jpeg".parse().unwrap());
     Ok((headers, default))
 }
+
+#[cfg(test)]
+mod tests {
+    use axum_typed_multipart::FieldMetadata;
+
+    use super::*;
+
+    #[tokio::test]
+    #[should_panic]
+    async fn test_create_document() {
+        // Create the inputs your handler expects
+        let input: TypedMultipart<TransformRequest> = TypedMultipart(TransformRequest {
+            image: FieldData {
+                metadata: FieldMetadata {
+                    name: Some("test".to_string()),
+                    file_name: Some("test".to_string()),
+                    content_type: Some("test".to_string()),
+                    headers: HeaderMap::new(),
+                },
+                contents: Bytes::new(),
+            },
+            layers: vec![FieldData {
+                metadata: FieldMetadata {
+                    name: Some("test".to_string()),
+                    file_name: Some("test".to_string()),
+                    content_type: Some("test".to_string()),
+                    headers: HeaderMap::new(),
+                },
+                contents: Bytes::new(),
+            }],
+        });
+
+        // Call the handler directly
+        create_document(input).await.unwrap();
+        // Assert on the response
+        // Additional assertions...
+    }
+}