Add tests

.github/workflows/CI.yml

@@ -8,6 +8,21 @@ on:
   workflow_dispatch:
 
 jobs:
+  test:
+    runs-on: [ubuntu-latest]
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    - name: Setup Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: '1.21'
+    - run: git reset --hard
+    - run: git clean -f -d
+    - run: go test ./...
+
   build_and_deploy:
     runs-on: [ubuntu-latest]
     steps:

avro/type.go

@@ -16,7 +16,7 @@ type NamedType interface {
 }
 
 func LogMsg(msg string, args ...any) {
-	fmt.Fprintf(os.Stderr, fmt.Sprintf(msg, args))
+	fmt.Fprintf(os.Stderr, fmt.Sprintf(msg, args...))
 	fmt.Fprintln(os.Stderr)
 }