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Clean up build_coverage.sh to run all steps in sequence

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Simplifies the script to automatically compile, run (60s), and generate
the coverage report in a single invocation. Removes the two-step --report
flag approach and adds quieter output with clear step markers.
This commit is contained in:
Claude
2026-01-16 18:01:31 +00:00
parent 4cac3a721e
commit b0484eedef
1 changed files with 30 additions and 33 deletions
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build_coverage.sh
+30 -33
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@@ -1,40 +1,37 @@
#!/bin/bash
set -e
# Build simulation with branch coverage instrumentation
gcc src/sha256.c src/basic.c src/file_system.c src/byte_queue.c src/file_tree.c src/message.c src/tcp.c src/wal.c src/hash_set.c src/client.c src/metadata_server.c src/chunk_server.c src/random_client.c src/main.c quakey/src/lfs.c quakey/src/lfs_util.c quakey/src/quakey.c -o toasty_simulation_coverage -Iquakey/include -Iinclude -Wall -Wextra -ggdb -O0 -DMAIN_SIMULATION --coverage -fprofile-arcs -ftest-coverage
SIMULATION_BINARY="toasty_simulation_coverage"
RUN_DURATION=60
COVERAGE_DIR="coverage_html"
echo "=== Step 1: Building simulation with coverage instrumentation ==="
gcc src/sha256.c src/basic.c src/file_system.c src/byte_queue.c src/file_tree.c \
src/message.c src/tcp.c src/wal.c src/hash_set.c src/client.c \
src/metadata_server.c src/chunk_server.c src/random_client.c src/main.c \
quakey/src/lfs.c quakey/src/lfs_util.c quakey/src/quakey.c \
-o "$SIMULATION_BINARY" \
-Iquakey/include -Iinclude \
-Wall -Wextra -ggdb -O0 \
-DMAIN_SIMULATION \
--coverage -fprofile-arcs -ftest-coverage
echo "Build complete: $SIMULATION_BINARY"
echo "Coverage build complete: toasty_simulation_coverage"
echo ""
echo "To generate HTML coverage report:"
echo " 1. Run: ./toasty_simulation_coverage"
echo " 2. Run: ./build_coverage.sh --report"
echo "=== Step 2: Running simulation for ${RUN_DURATION}s ==="
lcov --zerocounters --directory . --quiet
lcov --capture --initial --directory . --output-file coverage_base.info --rc lcov_branch_coverage=1 --quiet
timeout --signal=INT --kill-after=5 "$RUN_DURATION" "./$SIMULATION_BINARY" || true
echo "Simulation finished"
if [ "$1" = "--report" ]; then
# Reset previous coverage data
lcov --zerocounters --directory .
echo ""
echo "=== Step 3: Generating coverage report ==="
lcov --capture --directory . --output-file coverage_test.info --rc lcov_branch_coverage=1 --quiet
lcov --add-tracefile coverage_base.info --add-tracefile coverage_test.info --output-file coverage.info --rc lcov_branch_coverage=1 --quiet
lcov --remove coverage.info '/usr/*' 'quakey/*' --output-file coverage.info --rc lcov_branch_coverage=1 --quiet
genhtml coverage.info --output-directory "$COVERAGE_DIR" --branch-coverage --quiet
rm -f coverage_base.info coverage_test.info
# Capture baseline coverage (before running)
lcov --capture --initial --directory . --output-file coverage_base.info --rc lcov_branch_coverage=1
# Run the simulation with a 60 second time limit
# Use SIGINT for graceful shutdown (allows coverage data to be flushed)
# Falls back to SIGKILL after 5 seconds if process doesn't exit
echo "Running simulation (60 second limit)..."
timeout --signal=INT --kill-after=5 60 ./toasty_simulation_coverage || true
# Capture coverage after running
lcov --capture --directory . --output-file coverage_test.info --rc lcov_branch_coverage=1
# Combine baseline and test coverage
lcov --add-tracefile coverage_base.info --add-tracefile coverage_test.info --output-file coverage.info --rc lcov_branch_coverage=1
# Remove external/system headers from report
lcov --remove coverage.info '/usr/*' --output-file coverage.info --rc lcov_branch_coverage=1
# Generate HTML report
genhtml coverage.info --output-directory coverage_html --branch-coverage
echo ""
echo "HTML coverage report generated in: coverage_html/index.html"
fi
echo ""
echo "=== Done ==="
echo "Coverage report: $COVERAGE_DIR/index.html"