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bff30540d8
This addresses atomicity of tag synchronization, the last atomicity problems in notmuch new. Each message add or remove is wrapped in its own atomic section, so interrupting notmuch new doesn't lose progress.
101 lines
4.1 KiB
Bash
Executable file
101 lines
4.1 KiB
Bash
Executable file
#!/bin/bash
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test_description='atomicity'
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. ./test-lib.sh
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# This script tests the effects of killing and restarting "notmuch
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# new" at arbitrary points. If notmuch new is properly atomic, the
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# final database contents should be the same regardless of when (or
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# if) it is killed and restarted.
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if test_expect_success "prereq: GDB is present" "which gdb"; then
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test_set_prereq GDB
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fi
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# Create a maildir structure to also stress flag synchronization
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mkdir $MAIL_DIR/cur
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mkdir $MAIL_DIR/new
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mkdir $MAIL_DIR/tmp
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mkdir $MAIL_DIR/.remove-dir
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# Prepare the initial database
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generate_message [subject]='Duplicate' [filename]='duplicate:2,' [dir]=cur
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generate_message [subject]='Remove' [filename]='remove:2,' [dir]=cur
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generate_message [subject]='"Remove duplicate"' [filename]='remove-duplicate:2,' [dir]=cur
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cp $MAIL_DIR/cur/remove-duplicate:2, $MAIL_DIR/cur/remove-duplicate-copy:2,
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generate_message [subject]='Rename' [filename]='rename:2,' [dir]=cur
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generate_message [subject]='"Rename duplicate"' [filename]='rename-duplicate:2,' [dir]=cur
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generate_message [subject]='"Move 1"' [filename]='move1:2,' [dir]=cur
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generate_message [subject]='"Move 2"' [filename]='move2:2,' [dir]=new
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generate_message [subject]='Flag' [filename]='flag:2,' [dir]=cur
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generate_message [subject]='"Flag duplicate"' [filename]='flag-duplicate:2,' [dir]=cur
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cp $MAIL_DIR/cur/flag-duplicate:2, $MAIL_DIR/cur/flag-duplicate-copy:2,F
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generate_message [subject]='"Remove directory"' [filename]='remove-directory:2,' [dir]=.remove-dir
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generate_message [subject]='"Remove directory duplicate"' [filename]='remove-directory-duplicate:2,' [dir]=.remove-dir
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cp $MAIL_DIR/.remove-dir/remove-directory-duplicate:2, $MAIL_DIR/cur/
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notmuch new > /dev/null
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# Make all maildir changes, but *don't* update the database
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generate_message [subject]='Added' [filename]='added:2,' [dir]=cur
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cp $MAIL_DIR/cur/duplicate:2, $MAIL_DIR/cur/duplicate-copy:2,
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generate_message [subject]='"Add duplicate"' [filename]='add-duplicate:2,' [dir]=cur
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generate_message [subject]='"Add duplicate copy"' [filename]='add-duplicate-copy:2,' [dir]=cur
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rm $MAIL_DIR/cur/remove:2,
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rm $MAIL_DIR/cur/remove-duplicate-copy:2,
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mv $MAIL_DIR/cur/rename:2, $MAIL_DIR/cur/renamed:2,
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mv $MAIL_DIR/cur/rename-duplicate:2, $MAIL_DIR/cur/renamed-duplicate:2,
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mv $MAIL_DIR/cur/move1:2, $MAIL_DIR/new/move1:2,
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mv $MAIL_DIR/new/move2:2, $MAIL_DIR/cur/move2:2,
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mv $MAIL_DIR/cur/flag:2, $MAIL_DIR/cur/flag:2,F
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rm $MAIL_DIR/cur/flag-duplicate-copy:2,F
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rm $MAIL_DIR/.remove-dir/remove-directory:2,
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rm $MAIL_DIR/.remove-dir/remove-directory-duplicate:2,
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rmdir $MAIL_DIR/.remove-dir
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# Prepare a snapshot of the updated maildir. The gdb script will
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# update the database in this snapshot as it goes.
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cp -ra $MAIL_DIR $MAIL_DIR.snap
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cp ${NOTMUCH_CONFIG} ${NOTMUCH_CONFIG}.snap
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NOTMUCH_CONFIG=${NOTMUCH_CONFIG}.snap notmuch config set database.path $MAIL_DIR.snap
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# Execute notmuch new and, at every call to rename, snapshot the
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# database, run notmuch new again on the snapshot, and capture the
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# results of search.
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#
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# -tty /dev/null works around a conflict between the 'timeout' wrapper
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# and gdb's attempt to control the TTY.
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export MAIL_DIR
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gdb -tty /dev/null -batch -x $TEST_DIRECTORY/atomicity.gdb notmuch >/dev/null 2>/dev/null
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# Get the final, golden output
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notmuch search '*' > expected
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# Check output against golden output
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outcount=$(cat outcount)
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echo -n > searchall
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echo -n > expectall
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for ((i = 0; i < $outcount; i++)); do
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if ! cmp -s search.$i expected; then
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# Find the range of interruptions that match this output
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for ((end = $i + 1 ; end < $outcount; end++)); do
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if ! cmp -s search.$i search.$end; then
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break
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fi
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done
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echo "When interrupted after $test/backtrace.$(expr $i - 1) (abort points $i-$(expr $end - 1))" >> searchall
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cat search.$i >> searchall
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cat expected >> expectall
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echo >> searchall
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echo >> expectall
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i=$(expr $end - 1)
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fi
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done
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test_begin_subtest '"notmuch new" is idempotent under arbitrary aborts'
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test_expect_equal_file GDB searchall expectall
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test_expect_success GDB "detected $outcount>10 abort points" "test $outcount -gt 10"
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test_done
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