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27 lines
835 B
Bash
27 lines
835 B
Bash
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#!/bin/bash -eu
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#
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# Generates an HTML coverage report from a raw Clang coverage profile. See
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# https://clang.llvm.org/docs/SourceBasedCodeCoverage.html for more details.
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#
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# Example usage to create full_channel.html from full_channel.profraw for the
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# run-full_channel unit test:
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# ./contrib/clang-coverage-report.sh channeld/test/run-full_channel \
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# full_channel.profraw full_channel.html
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if [[ "$#" -ne 3 ]]; then
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echo "Usage: $0 BINARY RAW_PROFILE_FILE TARGET_HTML_FILE"
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exit 1
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fi
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readonly BINARY="$1"
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readonly RAW_PROFILE_FILE="$2"
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readonly TARGET_HTML_FILE="$3"
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readonly MERGED_PROFILE_FILE=$(mktemp)
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llvm-profdata merge -sparse "${RAW_PROFILE_FILE}" -o "${MERGED_PROFILE_FILE}"
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llvm-cov show "${BINARY}" -instr-profile="${MERGED_PROFILE_FILE}" -format=html \
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> "${TARGET_HTML_FILE}"
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rm "${MERGED_PROFILE_FILE}"
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