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Add github action to run tests and get coverages
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name: Java CI with Maven | ||
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on: | ||
push: | ||
pull_request: | ||
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jobs: | ||
build: | ||
runs-on: ubuntu-latest | ||
steps: | ||
- uses: actions/checkout@v4 | ||
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- uses: actions/[email protected] | ||
with: | ||
distribution: 'temurin' | ||
java-version: '17' | ||
cache: 'maven' | ||
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- name: Build and Test with Maven | ||
timeout-minutes: 15 | ||
run: ./mvnw -B verify | ||
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- name: Get JaCoCo Coverage | ||
id: coverage | ||
run: | | ||
coverage=$(python3 config/coverage.py target/site/jacoco/jacoco.csv) | ||
echo "COVERAGE=$coverage" >> $GITHUB_ENV | ||
- name: Fail if coverage has not improved. | ||
run: | | ||
coverage=$COVERAGE | ||
threshold=24.46 | ||
if (( $(echo "$coverage <= $threshold" | bc -l) )); then | ||
echo "Coverage is not improved." | ||
exit 1 | ||
else | ||
echo "New coverage: $coverage%. Coverage is improved!" | ||
fi |
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import csv | ||
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def computeCoverage(fileList): | ||
"""Parses one or more jacoco.csv files and computes code coverage percentages.""" | ||
missed = 0 | ||
covered = 0 | ||
missedBranches = 0 | ||
coveredBranches = 0 | ||
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for filename in fileList: | ||
try: | ||
with open(filename, newline='') as csvfile: | ||
jacocoReader = csv.reader(csvfile) | ||
for i, row in enumerate(jacocoReader): | ||
if i > 0: # Skip header | ||
missed += int(row[3]) | ||
covered += int(row[4]) | ||
missedBranches += int(row[5]) | ||
coveredBranches += int(row[6]) | ||
except FileNotFoundError: | ||
print(f"File not found: {filename}") | ||
return (0, 0) | ||
except Exception as e: | ||
print(f"Error processing file {filename}: {str(e)}") | ||
return (0, 0) | ||
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return ( | ||
calculatePercentage(covered, missed), | ||
calculatePercentage(coveredBranches, missedBranches) | ||
) | ||
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def calculatePercentage(covered, missed): | ||
"""Calculates the coverage percentage.""" | ||
if missed == 0 and covered == 0: | ||
return 1 | ||
return covered / (covered + missed) | ||
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def main(jacocoCsvFile): | ||
coverage, branchCoverage = computeCoverage([jacocoCsvFile]) | ||
"""Return coverage percentage to check against the previous coverage.""" | ||
return round(coverage * 100, 2) | ||
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if __name__ == "__main__": | ||
import sys | ||
jacocoCsvFile = sys.argv[1] | ||
result = main(jacocoCsvFile) | ||
print(result) |