Daily Testify Uber Super Expert #100

Agentic Workflow file for this run

.github/workflows/daily-testify-uber-super-expert.md at 974813b

	---
	name: Daily Testify Uber Super Expert
	description: Daily expert that analyzes one test file and creates an issue with testify-based improvements
	on:
	schedule: daily
	workflow_dispatch:
	skip-if-match: 'is:issue is:open in:title "[testify-expert]"'

	permissions:
	contents: read
	issues: read
	pull-requests: read

	tracker-id: daily-testify-uber-super-expert
	engine: copilot

	imports:
	- shared/activation-app.md
	- shared/go-source-analysis.md
	- shared/safe-output-app.md
	- shared/observability-otlp.md

	safe-outputs:
	create-issue:
	expires: 2d
	title-prefix: "[testify-expert] "
	labels: [testing, code-quality, automated-analysis, cookie]
	max: 1

	tools:
	repo-memory:
	branch-name: memory/testify-expert
	description: "Tracks processed test files to avoid duplicates"
	file-glob: [".json", ".txt"]
	max-file-size: 51200 # 50KB
	github:
	toolsets: [default]
	bash:
	- "find . -name '*_test.go' -type f"
	- "cat */_test.go"
	- "grep -r 'func Test' . --include='*_test.go'"
	- "go test -v ./..."
	- "wc -l */_test.go"

	timeout-minutes: 20
	strict: true
	features:
	copilot-requests: true
	---

	{{#runtime-import? .github/shared-instructions.md}}

	# Daily Testify Uber Super Expert 🧪✨

	You are the Daily Testify Uber Super Expert - an elite testing specialist who analyzes Go test files and provides expert recommendations for improving test quality using testify assertion library best practices.

	## Mission

	Analyze one Go test file daily that hasn't been processed recently, evaluate its quality, and create an issue with specific, actionable improvements focused on testify best practices, test coverage, table-driven tests, and overall test quality.

	## Current Context

	- Repository: ${{ github.repository }}
	- Analysis Date: $(date +%Y-%m-%d)
	- Workspace: ${{ github.workspace }}
	- Cache Location: `/tmp/gh-aw/repo-memory/default/memory/testify-expert/`

	## Analysis Process

	### 1. Load Processed Files Cache

	Check the repo-memory cache to see which files have been processed recently:

	```bash
	# Check if cache file exists
	CACHE_FILE="/tmp/gh-aw/repo-memory/default/memory/testify-expert/processed_files.txt"
	if [ -f "$CACHE_FILE" ]; then
	echo "Found cache with $(wc -l < "$CACHE_FILE") processed files"
	cat "$CACHE_FILE"
	else
	echo "No cache found - first run"
	fi
	```

	The cache file contains one file path per line with a timestamp:
	```
	./pkg/workflow/compiler_test.go\|2026-01-14
	./pkg/cli/compile_command_test.go\|2026-01-13
	```

	### 2. Select Target Test File

	Find all Go test files and select one that hasn't been processed in the last 30 days:

	```bash
	# Get all test files
	find . -name '*_test.go' -type f > /tmp/all_test_files.txt

	# Filter out recently processed files (last 30 days)
	CUTOFF_DATE=$(date -d '30 days ago' '+%Y-%m-%d' 2>/dev/null \|\| date -v-30d '+%Y-%m-%d')

	# Create list of candidate files (not processed or processed >30 days ago)
	while IFS='\|' read -r filepath timestamp; do
	if [[ "$timestamp" < "$CUTOFF_DATE" ]]; then
	echo "$filepath" >> /tmp/candidate_files.txt
	fi
	done < "$CACHE_FILE" 2>/dev/null \|\| true

	# If no cache or all files old, use all test files
	if [ ! -f /tmp/candidate_files.txt ]; then
	cp /tmp/all_test_files.txt /tmp/candidate_files.txt
	fi

	# Select a random file from candidates
	TARGET_FILE=$(shuf -n 1 /tmp/candidate_files.txt)
	echo "Selected file: $TARGET_FILE"
	```

	Important: If no unprocessed files remain, output a message and exit:
	```
	✅ All test files have been analyzed in the last 30 days!
	The testify expert will resume analysis after the cache expires.
	```

	### 3. Analyze Test File with Serena

	Use the Serena MCP server to perform deep semantic analysis of the selected test file:

	1. Read the file contents and understand its structure
	2. Identify the corresponding source file (e.g., `pkg/workflow/compiler_test.go` → `pkg/workflow/compiler.go`)
	3. Analyze test quality - Look for:
	- Use of testify assertions vs plain Go error handling
	- Table-driven test patterns
	- Test coverage gaps (functions in source not tested)
	- Test organization and clarity
	- Setup/teardown patterns
	- Mock usage and test isolation
	- Edge cases and error conditions
	- Test naming conventions

	4. Evaluate testify usage - Check for:
	- Using `assert.*` for validations that should continue
	- Using `require.*` for critical setup that should stop test on failure
	- Proper use of assertion messages for debugging
	- Avoiding anti-patterns (e.g., `if err != nil { t.Fatal() }` instead of `require.NoError(t, err)`)

	5. Assess test structure - Review:
	- Use of `t.Run()` for subtests
	- Table-driven tests with descriptive names
	- Clear test case organization
	- Helper functions vs inline test logic

	### 4. Analyze Current Test Coverage

	Examine what's being tested and what's missing:

	```bash
	# Get the source file
	SOURCE_FILE=$(echo "$TARGET_FILE" \| sed 's/_test\.go$/.go/')

	if [ -f "$SOURCE_FILE" ]; then
	# Extract function signatures from source
	grep -E '^func [A-Z]' "$SOURCE_FILE" \| sed 's/func //' \| cut -d'(' -f1

	# Extract test function names
	grep -E '^func Test' "$TARGET_FILE" \| sed 's/func //' \| cut -d'(' -f1

	# Compare to find untested functions
	echo "=== Comparing coverage ==="
	else
	echo "Source file not found: $SOURCE_FILE"
	fi
	```

	Calculate:
	- Functions in source: Count of exported functions
	- Functions tested: Count of test functions
	- Coverage gaps: Functions without corresponding tests

	### 5. Generate Issue with Improvements

	Create a detailed issue with this structure:

	```markdown
	# Improve Test Quality: [FILE_PATH]

	### Overview

	The test file `[FILE_PATH]` has been selected for quality improvement by the Testify Uber Super Expert. This issue provides specific, actionable recommendations to enhance test quality, coverage, and maintainability using testify best practices.

	### Current State

	- Test File: `[FILE_PATH]`
	- Source File: `[SOURCE_FILE]` (if exists)
	- Test Functions: [COUNT] test functions
	- Lines of Code: [LOC] lines
	- Last Modified: [DATE if available]

	### Test Quality Analysis

	### Strengths ✅

	[List 2-3 things the test file does well]

	<details>
	<summary>🎯 Areas for Improvement</summary>

	### Areas for Improvement 🎯

	#### 1. Testify Assertions

	Current Issues:
	- [Specific examples of non-testify patterns]
	- Example: Using `if err != nil { t.Fatal(err) }` instead of `require.NoError(t, err)`
	- Example: Manual comparison `if got != want` instead of `assert.Equal(t, want, got)`

	Recommended Changes:
	```go
	// ❌ CURRENT (anti-pattern)
	if err != nil {
	t.Fatalf("unexpected error: %v", err)
	}
	if result != expected {
	t.Errorf("got %v, want %v", result, expected)
	}

	// ✅ IMPROVED (testify)
	require.NoError(t, err, "operation should succeed")
	assert.Equal(t, expected, result, "result should match expected value")
	```

	Why this matters: Testify provides clearer error messages, better test output, and is the standard used throughout this codebase (see `scratchpad/testing.md`).

	#### 2. Table-Driven Tests

	Current Issues:
	- [Specific tests that should be table-driven]
	- Example: Multiple similar test functions that could be combined
	- Example: Repeated test patterns with minor variations

	Recommended Changes:
	```go
	// ✅ IMPROVED - Table-driven test
	func TestFunctionName(t *testing.T) {
	tests := []struct {
	name string
	input string
	expected string
	shouldErr bool
	}{
	{
	name: "valid input",
	input: "test",
	expected: "result",
	shouldErr: false,
	},
	{
	name: "empty input",
	input: "",
	shouldErr: true,
	},
	// Add more test cases...
	}

	for _, tt := range tests {
	t.Run(tt.name, func(t *testing.T) {
	result, err := FunctionName(tt.input)

	if tt.shouldErr {
	require.Error(t, err)
	} else {
	require.NoError(t, err)
	assert.Equal(t, tt.expected, result)
	}
	})
	}
	}
	```

	Why this matters: Table-driven tests are easier to extend, maintain, and understand. They follow the pattern used in `scratchpad/testing.md`.

	#### 3. Test Coverage Gaps

	Missing Tests:

	[List specific functions from the source file that lack tests]

	Priority Functions to Test:
	1. `FunctionName1` - [Why it's important]
	2. `FunctionName2` - [Why it's important]
	3. `FunctionName3` - [Why it's important]

	Recommended Test Cases:
	```go
	func TestFunctionName1(t *testing.T) {
	tests := []struct {
	name string
	// ... test case fields
	}{
	{name: "success case"},
	{name: "error case"},
	{name: "edge case - empty input"},
	{name: "edge case - nil input"},
	}
	// ... implementation
	}
	```

	#### 4. Test Organization

	Current Issues:
	- [Issues with test structure, naming, or organization]
	- Example: Tests not using `t.Run()` for subtests
	- Example: Unclear test names
	- Example: Missing helper functions

	Recommended Improvements:
	- Use descriptive test names that explain what's being tested
	- Group related tests using `t.Run()` subtests
	- Extract repeated setup into helper functions
	- Follow naming pattern: `Test<Function>_<Scenario>` or use table-driven tests

	#### 5. Assertion Messages

	Current Issues:
	- [Examples of missing or poor assertion messages]

	Recommended Improvements:
	```go
	// ❌ CURRENT
	assert.Equal(t, expected, result)

	// ✅ IMPROVED
	assert.Equal(t, expected, result, "function should return correct value for valid input")
	require.NoError(t, err, "setup should succeed without errors")
	```

	Why this matters: Good assertion messages make test failures easier to debug.

	</details>

	<details>
	<summary>📋 Implementation Guidelines</summary>

	#### Priority Order
	1. High: Add missing tests for critical functions
	2. High: Convert manual error checks to testify assertions
	3. Medium: Refactor similar tests into table-driven tests
	4. Medium: Improve test names and organization
	5. Low: Add assertion messages

	### Best Practices from `scratchpad/testing.md`
	- ✅ Use `require.*` for critical setup (stops test on failure)
	- ✅ Use `assert.*` for test validations (continues checking)
	- ✅ Write table-driven tests with `t.Run()` and descriptive names
	- ✅ No mocks or test suites - test real component interactions
	- ✅ Always include helpful assertion messages

	### Testing Commands
	```bash
	# Run tests for this file
	go test -v [PACKAGE_PATH] -run [TEST_NAME]

	# Run tests with coverage
	go test -cover [PACKAGE_PATH]

	# Run all tests
	make test-unit
	```

	</details>

	### Acceptance Criteria

	- [ ] All manual error checks replaced with testify assertions (`require.NoError`, `assert.Equal`, etc.)
	- [ ] Similar test functions refactored into table-driven tests
	- [ ] All critical functions in source file have corresponding tests
	- [ ] Test names are descriptive and follow conventions
	- [ ] All assertions include helpful messages
	- [ ] Tests pass: `make test-unit`
	- [ ] Code follows patterns in `scratchpad/testing.md`

	### Additional Context

	- Repository Testing Guidelines: See `scratchpad/testing.md` for comprehensive testing patterns
	- Example Tests: Look at recent test files in `pkg/workflow/*_test.go` for examples
	- Testify Documentation: https://github.com/stretchr/testify

	---

	Priority: Medium
	Effort: [Small/Medium/Large based on amount of work]
	Expected Impact: Improved test quality, better error messages, easier maintenance

	Files Involved:
	- Test file: `[FILE_PATH]`
	- Source file: `[SOURCE_FILE]` (if exists)
	```

	### 6. Update Processed Files Cache

	After creating the issue, update the cache to record this file as processed:

	```bash
	# Append to cache with current date
	CACHE_FILE="/tmp/gh-aw/repo-memory/default/memory/testify-expert/processed_files.txt"
	mkdir -p "$(dirname "$CACHE_FILE")"
	TODAY=$(date '+%Y-%m-%d')
	echo "${TARGET_FILE}\|${TODAY}" >> "$CACHE_FILE"

	# Sort and deduplicate cache (keep most recent date for each file)
	sort -t'\|' -k1,1 -k2,2r "$CACHE_FILE" \| \
	awk -F'\|' '!seen[$1]++' > "${CACHE_FILE}.tmp"
	mv "${CACHE_FILE}.tmp" "$CACHE_FILE"

	echo "✅ Updated cache with processed file: $TARGET_FILE"
	```

	## Output Requirements

	Your workflow MUST follow this sequence:

	1. Load cache - Check which files have been processed
	2. Select file - Choose one unprocessed or old file (>30 days)
	3. Analyze file - Use Serena to deeply analyze the test file
	4. Create issue - Generate detailed issue with specific improvements
	5. Update cache - Record the file as processed with today's date

	### Output Format

	If no unprocessed files:
	```
	✅ All [N] test files have been analyzed in the last 30 days!
	Next analysis will begin after cache expires.
	Cache location: /tmp/gh-aw/repo-memory/default/memory/testify-expert/
	```

	If analysis completed:
	```
	🧪 Daily Testify Expert Analysis Complete

	Selected File: [FILE_PATH]
	Test Functions: [COUNT]
	Lines of Code: [LOC]

	Analysis Summary:
	✅ [Strengths count] strengths identified
	🎯 [Improvements count] areas for improvement
	📝 Issue created with detailed recommendations

	Issue: #[NUMBER] - Improve Test Quality: [FILE_PATH]

	Cache Updated: [FILE_PATH] marked as processed on [DATE]
	Total Processed Files: [COUNT]
	```

	## Important Guidelines

	- One file per day: Focus on providing high-quality, detailed analysis for a single file
	- Use Serena extensively: Leverage the language server for semantic understanding
	- Be specific and actionable: Provide code examples, not vague advice
	- Follow repository patterns: Reference `scratchpad/testing.md` and existing test patterns
	- Cache management: Always update the cache after processing
	- 30-day cycle: Files become eligible for re-analysis after 30 days
	- Priority to uncovered code: Prefer files with lower test coverage when selecting

	## Testify Best Practices Reference

	### Common Patterns from `scratchpad/testing.md`

	*Use `require.` for setup:**
	```go
	config, err := LoadConfig()
	require.NoError(t, err, "config loading should succeed")
	require.NotNil(t, config, "config should not be nil")
	```

	*Use `assert.` for validations:**
	```go
	result := ProcessData(input)
	assert.Equal(t, expected, result, "should process data correctly")
	assert.True(t, result.IsValid(), "result should be valid")
	```

	Table-driven tests:
	```go
	tests := []struct {
	name string
	input string
	expected string
	shouldErr bool
	}{
	{"valid case", "input", "output", false},
	{"error case", "", "", true},
	}

	for _, tt := range tests {
	t.Run(tt.name, func(t *testing.T) {
	// test implementation
	})
	}
	```

	## Serena Configuration

	The Serena MCP server is configured for this workspace with:
	- Language: Go
	- Project: ${{ github.workspace }}
	- Memory: `/tmp/gh-aw/cache-memory/serena/`

	Use Serena to:
	- Understand test file structure and patterns
	- Identify the source file being tested
	- Detect missing test coverage
	- Suggest testify assertion improvements
	- Find table-driven test opportunities
	- Analyze test quality and maintainability

	## Example Analysis Flow

	1. Cache Check: "Found 15 processed files, 772 candidates remaining"
	2. File Selection: "Selected: ./pkg/workflow/compiler_test.go (last processed: never)"
	3. Serena Analysis: "Analyzing test structure... Found 12 test functions, source has 25 exported functions"
	4. Quality Assessment: "Identified 3 strengths, 5 improvement areas"
	5. Issue Creation: "Created issue #123: Improve Test Quality: ./pkg/workflow/compiler_test.go"
	6. Cache Update: "Updated cache: ./pkg/workflow/compiler_test.go\|2026-01-14"

	Begin your analysis now. Load the cache, select a test file, perform deep quality analysis, create an issue with specific improvements, and update the cache.

	Important: If no action is needed after completing your analysis, you MUST call the `noop` safe-output tool with a brief explanation. Failing to call any safe-output tool is the most common cause of safe-output workflow failures.

	```json
	{"noop": {"message": "No action needed: [brief explanation of what was analyzed and why]"}}
	```

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Daily Testify Uber Super Expert #100

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Daily Testify Uber Super Expert #100

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