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Simplify CI wrt code coverage calculation #1584

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cowtowncoder merged 1 commit into from
Mar 29, 2026
+5 −13
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Simplify CI wrt code coverage calculation #1584

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18 changes: 5 additions & 13 deletions .github/workflows/main.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -95,19 +95,11 @@ jobs:
branch: ${{ github.event.pull_request.base.ref }}
name: jacoco-report
path: base-coverage/
- name: Generate coverage summary
if: ${{ matrix.release_build && github.event_name == 'pull_request' }}
id: jacoco
uses: cicirello/jacoco-badge-generator@72266185b7ee48a6fd74eaf0238395cc8b14fef8 # v2.12.1
with:
jacoco-csv-file: target/site/jacoco/jacoco.csv
generate-coverage-badge: false
generate-branches-badge: false
generate-summary: true
- name: Generate coverage comment
if: ${{ matrix.release_build && github.event_name == 'pull_request' }}
run: |
# Helper functions
# Parse JaCoCo CSV to compute coverage percentage
# Columns: GROUP,PACKAGE,CLASS,INSTRUCTION_MISSED(4),INSTRUCTION_COVERED(5),BRANCH_MISSED(6),BRANCH_COVERED(7),...
parse_coverage() {
local csv_file=$1 col_missed=$2 col_covered=$3
awk -F',' -v m="$col_missed" -v c="$col_covered" \
Expand Down Expand Up @@ -139,9 +131,9 @@ jobs:
}'
}

# Convert decimal to percentage and round to 2 decimal places
COVERAGE=$(awk -v cov="${{ steps.jacoco.outputs.coverage }}" 'BEGIN { printf "%.2f", cov * 100 }')
BRANCHES=$(awk -v br="${{ steps.jacoco.outputs.branches }}" 'BEGIN { printf "%.2f", br * 100 }')
# Compute current coverage from JaCoCo CSV
COVERAGE=$(parse_coverage "target/site/jacoco/jacoco.csv" 4 5)
BRANCHES=$(parse_coverage "target/site/jacoco/jacoco.csv" 6 7)

# Check if base coverage artifact was downloaded and calculate deltas
HAS_DELTA=false
Expand Down
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