Initial commit

skills/cli-testing-patterns/scripts/validate-test-coverage.sh

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+#!/bin/bash
+#
+# Validate Test Coverage
+#
+# Checks that test coverage meets minimum thresholds
+
+set -e
+
+# Default thresholds
+MIN_COVERAGE=${MIN_COVERAGE:-70}
+
+echo "📊 Validating test coverage..."
+
+# Detect project type
+if [ -f "package.json" ]; then
+    PROJECT_TYPE="node"
+elif [ -f "setup.py" ] || [ -f "pyproject.toml" ]; then
+    PROJECT_TYPE="python"
+else
+    echo "❌ Error: Could not detect project type"
+    exit 1
+fi
+
+# Check coverage for Node.js projects
+if [ "$PROJECT_TYPE" == "node" ]; then
+    echo "📦 Node.js project detected"
+
+    # Check if coverage data exists
+    if [ ! -d "coverage" ]; then
+        echo "❌ Error: No coverage data found"
+        echo "   Run 'npm run test:coverage' first"
+        exit 1
+    fi
+
+    # Check if coverage summary exists
+    if [ ! -f "coverage/coverage-summary.json" ]; then
+        echo "❌ Error: coverage-summary.json not found"
+        exit 1
+    fi
+
+    # Extract coverage percentages using jq if available
+    if command -v jq &> /dev/null; then
+        LINES=$(jq '.total.lines.pct' coverage/coverage-summary.json)
+        STATEMENTS=$(jq '.total.statements.pct' coverage/coverage-summary.json)
+        FUNCTIONS=$(jq '.total.functions.pct' coverage/coverage-summary.json)
+        BRANCHES=$(jq '.total.branches.pct' coverage/coverage-summary.json)
+
+        echo ""
+        echo "Coverage Summary:"
+        echo "  Lines:      ${LINES}%"
+        echo "  Statements: ${STATEMENTS}%"
+        echo "  Functions:  ${FUNCTIONS}%"
+        echo "  Branches:   ${BRANCHES}%"
+        echo ""
+
+        # Check thresholds
+        FAILED=0
+        if (( $(echo "$LINES < $MIN_COVERAGE" | bc -l) )); then
+            echo "❌ Lines coverage (${LINES}%) below threshold (${MIN_COVERAGE}%)"
+            FAILED=1
+        fi
+        if (( $(echo "$STATEMENTS < $MIN_COVERAGE" | bc -l) )); then
+            echo "❌ Statements coverage (${STATEMENTS}%) below threshold (${MIN_COVERAGE}%)"
+            FAILED=1
+        fi
+        if (( $(echo "$FUNCTIONS < $MIN_COVERAGE" | bc -l) )); then
+            echo "❌ Functions coverage (${FUNCTIONS}%) below threshold (${MIN_COVERAGE}%)"
+            FAILED=1
+        fi
+        if (( $(echo "$BRANCHES < $MIN_COVERAGE" | bc -l) )); then
+            echo "❌ Branches coverage (${BRANCHES}%) below threshold (${MIN_COVERAGE}%)"
+            FAILED=1
+        fi
+
+        if [ $FAILED -eq 1 ]; then
+            echo ""
+            echo "❌ Coverage validation failed"
+            exit 1
+        fi
+
+        echo "✅ Coverage thresholds met!"
+    else
+        echo "⚠️  jq not installed, skipping detailed validation"
+        echo "   Install jq for detailed coverage validation"
+    fi
+
+# Check coverage for Python projects
+elif [ "$PROJECT_TYPE" == "python" ]; then
+    echo "🐍 Python project detected"
+
+    # Check if coverage data exists
+    if [ ! -f ".coverage" ]; then
+        echo "❌ Error: No coverage data found"
+        echo "   Run 'pytest --cov' first"
+        exit 1
+    fi
+
+    # Generate coverage report
+    if command -v coverage &> /dev/null; then
+        echo ""
+        coverage report
+
+        # Get total coverage percentage
+        TOTAL_COVERAGE=$(coverage report | tail -1 | awk '{print $NF}' | sed 's/%//')
+
+        echo ""
+        echo "Total Coverage: ${TOTAL_COVERAGE}%"
+        echo "Minimum Required: ${MIN_COVERAGE}%"
+
+        # Compare coverage
+        if (( $(echo "$TOTAL_COVERAGE < $MIN_COVERAGE" | bc -l) )); then
+            echo ""
+            echo "❌ Coverage (${TOTAL_COVERAGE}%) below threshold (${MIN_COVERAGE}%)"
+            exit 1
+        fi
+
+        echo ""
+        echo "✅ Coverage thresholds met!"
+    else
+        echo "❌ Error: coverage tool not installed"
+        echo "   Install with: pip install coverage"
+        exit 1
+    fi
+fi
+
+echo ""
+echo "🎉 Coverage validation passed!"