зеркало из https://github.com/microsoft/git.git
109 строки
2.0 KiB
Bash
Executable File
109 строки
2.0 KiB
Bash
Executable File
#!/bin/sh
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# Usage: Run 'contrib/coverage-diff.sh <version1> <version2>' from source-root
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# after running
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#
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# make coverage-test
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# make coverage-report
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#
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# while checked out at <version2>. This script combines the *.gcov files
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# generated by the 'make' commands above with 'git diff <version1> <version2>'
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# to report new lines that are not covered by the test suite.
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V1=$1
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V2=$2
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diff_lines () {
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perl -e '
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my $line_num;
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while (<>) {
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# Hunk header? Grab the beginning in postimage.
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if (/^@@ -\d+(?:,\d+)? \+(\d+)(?:,\d+)? @@/) {
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$line_num = $1;
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next;
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}
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# Have we seen a hunk? Ignore "diff --git" etc.
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next unless defined $line_num;
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# Deleted line? Ignore.
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if (/^-/) {
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next;
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}
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# Show only the line number of added lines.
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if (/^\+/) {
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print "$line_num\n";
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}
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# Either common context or added line appear in
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# the postimage. Count it.
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$line_num++;
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}
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'
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}
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files=$(git diff --name-only "$V1" "$V2" -- \*.c)
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# create empty file
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>coverage-data.txt
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for file in $files
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do
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git diff "$V1" "$V2" -- "$file" |
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diff_lines |
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sort >new_lines.txt
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if ! test -s new_lines.txt
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then
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continue
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fi
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hash_file=$(echo $file | sed "s/\//\#/")
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if ! test -s "$hash_file.gcov"
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then
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continue
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fi
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sed -ne '/#####:/{
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s/ #####://
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s/:.*//
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s/ //g
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p
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}' "$hash_file.gcov" |
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sort >uncovered_lines.txt
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comm -12 uncovered_lines.txt new_lines.txt |
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sed -e 's/$/\)/' |
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sed -e 's/^/ /' >uncovered_new_lines.txt
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grep -q '[^[:space:]]' <uncovered_new_lines.txt &&
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echo $file >>coverage-data.txt &&
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git blame -s "$V2" -- "$file" |
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sed 's/\t//g' |
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grep -f uncovered_new_lines.txt >>coverage-data.txt &&
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echo >>coverage-data.txt
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rm -f new_lines.txt uncovered_lines.txt uncovered_new_lines.txt
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done
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cat coverage-data.txt
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echo "Commits introducing uncovered code:"
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commit_list=$(cat coverage-data.txt |
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grep -E '^[0-9a-f]{7,} ' |
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awk '{print $1;}' |
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sort |
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uniq)
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(
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for commit in $commit_list
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do
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git log --no-decorate --pretty=format:'%an %h: %s' -1 $commit
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echo
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done
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) | sort
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rm coverage-data.txt
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