test: improve coverage for token/token package (#1348)

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,102 @@
+name: Bug Report
+description: Create a report to help us improve.
+title: "[BUG]: <short-description>"
+labels: ["bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ## Thanks for submitting a bug report! 😊
+
+        Before submitting, please:
+        1. **Search existing issues** to see if your issue has already been reported.
+        2. **Consult the Resources**:
+           - [Documentation Overview](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/README.md)
+           - [Development Guidelines](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/development/development.md)
+           - [Testing Guide](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/development/testing.md)
+        3. **Join [Hyperledger Discord](https://discord.gg/hyperledger)** and ask in the `#fabric-token-sdk` channel if you're unsure.
+
+        ---
+
+  - type: textarea
+    id: description
+    attributes:
+      label: 👾 Description
+      description: What happened and what did you expect to happen?
+    validations:
+      required: true
+
+  - type: textarea
+    id: reproduce
+    attributes:
+      label: 🛠️ Steps to reproduce
+      description: Steps to reproduce the behavior.
+      placeholder: |
+        1. Setup the network with `make ...`
+        2. Run the command `tokengen ...`
+        3. See error: `...`
+    validations:
+      required: true
+
+  - type: textarea
+    id: logs
+    attributes:
+      label: 📋 Logs and Screenshots
+      description: Attach any logs or screenshots relevant to the problem.
+      placeholder: |
+        ```bash
+        # Paste relevant logs here
+        ```
+    validations:
+      required: false
+
+  - type: dropdown
+    id: network
+    attributes:
+      label: 🌐 Network Environment
+      description: Which network environment did the issue occur on?
+      options:
+        - Local (NWO / Integration Test)
+        - Fabric
+        - FabricX
+        - Other
+    validations:
+      required: true
+
+  - type: input
+    id: sdk-version
+    attributes:
+      label: 📦 Fabric Token SDK Version
+      description: Which version or commit hash are you using?
+      placeholder: e.g. v1.0.0 or 5a3f2b1
+    validations:
+      required: true
+
+  - type: input
+    id: go-version
+    attributes:
+      label: 🐹 Go Version
+      description: Output of `go version`.
+      placeholder: e.g. go1.22.2 darwin/arm64
+    validations:
+      required: true
+
+  - type: dropdown
+    id: os
+    attributes:
+      label: 💻 Operating System
+      description: Which OS did the issue occur on?
+      options:
+        - Linux (Ubuntu/Debian)
+        - Linux (Other)
+        - macOS
+        - Windows (WSL2)
+        - Other
+    validations:
+      required: true
+
+  - type: textarea
+    id: additional
+    attributes:
+      label: ➕ Additional context
+      description: Add any other context about the problem here.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: true
+contact_links:
+  - name: Hyperledger Discord
+    url: https://discord.gg/hyperledger
+    about: Join the #fabric-token-sdk channel for real-time discussion.
+  - name: Documentation
+    url: https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/README.md
+    about: Read the official documentation.

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,53 @@
+name: Feature
+description: Suggest an idea for this project
+labels: [enhancement]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ## Thanks for submitting a feature request! 😊
+
+        Before submitting:
+        * **Search existing issues** and discussions to see if something similar has been discussed previously.
+        * **Consult the Resources**:
+           - [Documentation Overview](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/README.md)
+           - [Development Guidelines](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/development/development.md)
+           - [Testing Guide](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/development/testing.md)
+        * **Consider opening a GitHub discussion** first to gather feedback and reach consensus.
+        * If this is a major architectural change, please provide as much detail as possible.
+
+        ---
+
+  - type: textarea
+    id: problem
+    attributes:
+      label: Problem
+      description: What is the problem you are trying to solve?
+      placeholder: I'm always frustrated when ...
+    validations:
+      required: true
+
+  - type: textarea
+    id: solution
+    attributes:
+      label: Solution
+      description: What solution do you propose to solve the problem?
+      placeholder: |
+        - Add a config property
+        - Change the schema
+        - ...
+    validations:
+      required: true
+
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: Alternatives
+      description: What alternative solutions have you considered?
+      placeholder: I considered using ... but ...
+
+  - type: textarea
+    id: additional
+    attributes:
+      label: Additional Context
+      description: Add any other context or screenshots about the feature request here.

.github/ISSUE_TEMPLATE/good_first_issue.yml

@@ -0,0 +1,134 @@
+name: Good First Issue
+description: Create a Good First Issue for new contributors
+title: "[Good First Issue]: "
+labels: ["good first issue"]
+assignees: []
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ---
+        ## **Thanks for creating a good first issue!** 😊
+
+        We truly appreciate your time and effort. This template helps create a **Good First Issue (GFI)**: a small, well-scoped task that helps new contributors learn the codebase and workflow.
+        ---
+
+  - type: textarea
+    id: intro
+    attributes:
+      label: 🆕🐥 Newcomer Friendly
+      description: Who is this issue for?
+      value: |
+        This **[Good First Issue](https://github.com/hyperledger-labs/fabric-token-sdk/issues?q=is%3Aissue%20state%3Aopen%20label%3A%22good%20first%20issue%22)** is a guided, well-scoped task intended for new human contributors to the Fabric Token SDK.
+
+        #### What you’ll do
+        - ✅ Understand the project structure
+        - ✅ Practice the standard Hyperledger contribution workflow
+        - ✅ Submit and merge your first Pull Request
+
+        #### Support
+        A maintainer or mentor actively monitors this issue and will help **guide it to completion**.
+
+        > [!IMPORTANT]
+        > **This issue does not require deep blockchain knowledge.**
+        > - No prior Hyperledger Fabric experience needed
+        > - **Basic Go and Git are sufficient**
+
+        > [!NOTE]
+        > ⏱️ **Typical time to complete:** 30–90 minutes (once setup is done)
+        > 🧩 **Difficulty:** Small, well-contained change
+        > 🎓 **Best for:** New contributors
+
+  - type: textarea
+    id: issue
+    attributes:
+      label: 👾 Issue description
+      description: |
+        Describe the issue clearly. Explain why this change is useful.
+        Avoid jargon where possible. Links to code are very welcome.
+      placeholder: |
+        Describe the problem here...
+    validations:
+      required: true
+
+  - type: textarea
+    id: solution
+    attributes:
+      label: 💡 Proposed Solution
+      description: Describe what a good solution looks like at a high level.
+      placeholder: |
+        Briefly explain the fix...
+    validations:
+      required: true
+
+  - type: textarea
+    id: implementation
+    attributes:
+      label: 🛠️ Implementation Steps
+      description: |
+        Provide guided steps to help the contributor:
+        - Which files to change
+        - Which functions are involved
+        - Expected output/result
+      value: |
+        - [ ] Step 1: ...
+        - [ ] Step 2: ...
+        - [ ] Step 3: Verify with `make unit-tests`
+    validations:
+      required: true
+
+  - type: textarea
+    id: setup_guide
+    attributes:
+      label: 📋 Setup Guide
+      description: Quick links for setting up the environment.
+      value: |
+        #### Setup the Fabric Token SDK
+        - [ ] **Fork & Clone**: Follow the [Contributing Guide](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/CONTRIBUTING.md)
+        - [ ] **Install Tools**: Run `make install-tools`
+    validations:
+      required: true
+
+  - type: textarea
+    id: contribution_workflow
+    attributes:
+      label: 📋 Contribution Workflow
+      description: Step-by-step for new contributors.
+      value: |
+        - [ ] **Claim the issue**: Comment "I would like to work on this" to be assigned.
+        - [ ] **Create a branch**: `git checkout -b feature/my-fix`
+        - [ ] **Implement & Test**: Run `make unit-tests` or specific integration tests.
+        - [ ] **Commit with DCO**: Use `git commit -s -m "feat: description"` (The `-s` is mandatory).
+        - [ ] **Push & PR**: Push to your fork and open a Pull Request.
+    validations:
+      required: true
+
+  - type: textarea
+    id: acceptance_criteria
+    attributes:
+      label: ✅ Acceptance Criteria
+      value: |
+        - [ ] The issue is solved as described.
+        - [ ] Unit tests pass (`make unit-tests`, `make unit-tests-race`, and `make unit-tests-regression`).
+        - [ ] Linting passes (`make lint` and `make checks`).
+        - [ ] Commits are signed off (`-s`).
+    validations:
+      required: true
+
+  - type: textarea
+    id: getting_help
+    attributes:
+      label: 🧭 Getting Help
+      value: |
+        If you get stuck, don't hesitate to ask!
+        - Comment on this issue.
+        - Join us on **Discord**: [#fabric-token-sdk](https://discord.gg/hyperledger)
+
+  - type: markdown
+    attributes:
+      value: |
+        ---
+        ### 📚 Useful Resources
+        - [Documentation Overview](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/README.md)
+        - [Development Guidelines](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/development/development.md)
+        - [Testing Guide](https://github.com/hyperledger-labs/fabric-token-sdk/blob/main/docs/development/testing.md)

.github/workflows/golangci-lint.yml

@@ -27,5 +27,5 @@ jobs:
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v8
         with:
-          version: v2.10.1
+          version: v2.11.4
           args: --timeout=30m

.gitignore

@@ -7,3 +7,4 @@ go.work
 go.work.sum
 fabric-samples/
 fabric-smart-client/
+/.bob/

Makefile

@@ -220,7 +220,7 @@ lint-auto-fix:
 # install golangci-lint
 install-linter-tool:
 	@echo "Installing golangci Linter"
-	@curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | sh -s -- -b $(HOME)/go/bin v2.10.1
+	@curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | sh -s -- -b $(HOME)/go/bin v2.11.4
 
 .PHONY: fmt
 fmt: ## Run gofmt on the entire project

cmd/tokengen/cobra/certfier/keypairgen.go

@@ -71,6 +71,10 @@ func keyPairGen() error {
 	if err != nil {
 		return errors.Wrapf(err, "failed unmarshalling public parameters loaded from [%s], len [%d]", ppPath, len(ppRaw))
 	}
+	err = pp.Validate()
+	if err != nil {
+		return errors.Wrapf(err, "failed validating public parameters loaded from [%s]", ppPath)
+	}
 	ppm, err := s.NewPublicParametersManager(pp)
 	if err != nil {
 		return errors.Wrapf(err, "failed instantiating public parameters manager")
@@ -91,10 +95,10 @@ func keyPairGen() error {
 	skPath := filepath.Join(output, "certifier.sk")
 	pkPath := filepath.Join(output, "certifier.pk")
 	fmt.Printf("Store key-pair to [%s,%s]...\n", skPath, pkPath)
-	if err := os.WriteFile(skPath, skRaw, 0600); err != nil {
+	if err := os.WriteFile(skPath, skRaw, 0600); err != nil { //nolint:gosec
 		return errors.Wrap(err, "failed writing certifier secret key to file")
 	}
-	if err := os.WriteFile(pkPath, pkRaw, 0600); err != nil {
+	if err := os.WriteFile(pkPath, pkRaw, 0600); err != nil { //nolint:gosec
 		return errors.Wrap(err, "failed writing certifier public key to file")
 	}
 

cmd/tokengen/cobra/pp/zkatdlognoghv1/update.go

@@ -136,7 +136,7 @@ func Update(args *UpdateArgs) error {
 	if _, err := os.Stat(path); err == nil {
 		return errors.Errorf("%s exists in current directory. Specify another output folder with -o", fileName)
 	}
-	if err := os.WriteFile(path, raw, 0755); err != nil {
+	if err := os.WriteFile(path, raw, 0755); err != nil { //nolint:gosec
 		return errors.Wrap(err, "failed writing public parameters to file")
 	}
 

docs/development/tools.md

@@ -63,7 +63,7 @@ Reference: https://golangci-lint.run
 Installation:
 ```bash
 # binary will be $(go env GOPATH)/bin/golangci-lint
-curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | sh -s -- -b $(go env GOPATH)/bin v2.1.6
+curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | sh -s -- -b $(go env GOPATH)/bin v2.11.4
 
 golangci-lint --version
 ```