On Jan 15, 2012 3:41 AM, "David Bremner" <da...@tethera.net> wrote: > > From: David Bremner <brem...@debian.org> > > This binary creates a "torture test" dump file for the new dump > format. > --- > test/Makefile.local | 4 ++ > test/basic | 2 +- > test/random-dump.c | 144 +++++++++++++++++++++++++++++++++++++++++++++++++++ > 3 files changed, 149 insertions(+), 1 deletions(-) > create mode 100644 test/random-dump.c > > diff --git a/test/Makefile.local b/test/Makefile.local > index ba697f4..b59f837 100644 > --- a/test/Makefile.local > +++ b/test/Makefile.local > @@ -16,6 +16,9 @@ $(dir)/arg-test: $(dir)/arg-test.o command-line-arguments.o util/libutil.a > $(dir)/hex-xcode: $(dir)/hex-xcode.o command-line-arguments.o util/libutil.a > $(call quiet,CC) -I. $^ -o $@ -ltalloc > > +$(dir)/random-dump: $(dir)/random-dump.o command-line-arguments.o util/libutil.a > + $(call quiet,CC) -I. $^ -o $@ -ltalloc -lm > + > $(dir)/smtp-dummy: $(smtp_dummy_modules) > $(call quiet,CC) $^ -o $@ > > @@ -25,6 +28,7 @@ $(dir)/symbol-test: $(dir)/symbol-test.o > .PHONY: test check > > test-binaries: $(dir)/arg-test $(dir)/hex-xcode \ > + $(dir)/random-dump \ > $(dir)/smtp-dummy $(dir)/symbol-test > > test: all test-binaries > diff --git a/test/basic b/test/basic > index af57026..e3a6cef 100755 > --- a/test/basic > +++ b/test/basic > @@ -54,7 +54,7 @@ test_begin_subtest 'Ensure that all available tests will be run by notmuch-test' > eval $(sed -n -e '/^TESTS="$/,/^"$/p' $TEST_DIRECTORY/notmuch-test) > tests_in_suite=$(for i in $TESTS; do echo $i; done | sort) > available=$(find "$TEST_DIRECTORY" -maxdepth 1 -type f -executable -printf '%f\n' | \ > - sed -r -e "/^(aggregate-results.sh|notmuch-test|smtp-dummy|test-verbose|symbol-test|arg-test|hex-xcode)$/d" | \ > + sed -r -e "/^(aggregate-results.sh|notmuch-test|smtp-dummy|test-verbose|symbol-test|arg-test|hex-xcode|random-dump)$/d" | \ > sort) > test_expect_equal "$tests_in_suite" "$available" > > diff --git a/test/random-dump.c b/test/random-dump.c > new file mode 100644 > index 0000000..1949425 > --- /dev/null > +++ b/test/random-dump.c > @@ -0,0 +1,144 @@ > +/* > + Generate a random dump file in 'notmuch' format. > + Generated message-id's and tags are intentionally nasty. > + > + We restrict ourselves to 7 bit message-ids, because generating > + random valid UTF-8 seems like work. And invalid UTF-8 can't be > + round-tripped via Xapian. > + > + */ > + > +#include <stdlib.h> > +#include <assert.h> > +#include <talloc.h> > +#include <string.h> > +#include "math.h" > +#include "hex-escape.h" > +#include "command-line-arguments.h" > + > +static void > +hex_out (void *ctx, char *buf) > +{ > + static char *encoded_buf = NULL; > + static size_t encoded_buf_size = 0; > + > + if (hex_encode (ctx, buf, &encoded_buf, &encoded_buf_size) != HEX_SUCCESS) { > + fprintf (stderr, "Hex encoding failed"); > + exit (1); > + } > + > + fputs (encoded_buf, stdout); > +} > + > +static void > +random_chars (char *buf, int from, int stop, int max_char, > + const char *blacklist) > +{ > + int i; > + > + for (i = from; i < stop; i++) { > + do { > + buf[i] = ' ' + (random () % (max_char - ' ')); > + } while (blacklist && strchr (blacklist, buf[i])); > + } > +} > + > +static void > +random_tag (void *ctx, size_t len) > +{ > + static char *buf = NULL; > + static size_t buf_len = 0; > + > + int use = (random () % (len - 1)) + 1; > + > + if (len > buf_len) { > + buf = talloc_realloc (ctx, buf, char, len); > + buf_len = len; > + } > + > + random_chars (buf, 0, use, 255, NULL); > + > + buf[use] = '\0'; > + > + hex_out (ctx, buf); > +} > + > +static void > +random_message_id (void *ctx, size_t len) > +{ > + static char *buf = NULL; > + static size_t buf_len = 0; > + > + int lhs_len = (random () % (len / 2 - 1)) + 1; > + > + int rhs_len = (random () % len / 2) + 1; > + > + const char *blacklist = "\n\r@<>[]()"; > + > + if (len > buf_len) { > + buf = talloc_realloc (ctx, buf, char, len); > + buf_len = len; > + } > + > + random_chars (buf, 0, lhs_len, 127, blacklist); > + > + buf[lhs_len] = '@'; > + > + random_chars (buf, lhs_len + 1, lhs_len + rhs_len + 1, 127, blacklist); > + > + hex_out (ctx, buf); > +} > + > +int > +main (int argc, char **argv) > +{ > + > + void *ctx = talloc_new (NULL); > + int num_lines = 500; > + int max_tags = 10; > + int message_id_len = 100; > + int tag_len = 50; > + int seed = 734569; > + > + int pad_tag = 0, pad_mid = 0; > + > + notmuch_opt_desc_t options[] = { > + { NOTMUCH_OPT_INT, &num_lines, "num-lines", 'n', 0 }, > + { NOTMUCH_OPT_INT, &max_tags, "max-tags", 'm', 0 }, > + { NOTMUCH_OPT_INT, &message_id_len, "message-id-len", 'M', 0 }, > + { NOTMUCH_OPT_INT, &tag_len, "tag-len", 't', 0 }, > + { NOTMUCH_OPT_INT, &seed, "tag-len", 't', 0 },
s/tag-len/seed/ > + { 0, 0, 0, 0, 0 } > + }; > + > + int opt_index = parse_arguments (argc, argv, options, 1); > + > + if (opt_index < 0) > + exit (1); > + > + pad_mid = ((int) log10 (num_lines) + 1); > + pad_tag = ((int) log10 (max_tags)) + 1; > + > + srandom (seed); > + > + int line; > + for (line = 0; line < num_lines; line++) { > + > + printf ("%0*d-", pad_mid, line); > + > + random_message_id (ctx, message_id_len); > + > + int num_tags = random () % (max_tags + 1); > + > + int j; > + for (j = 0; j < num_tags; j++) { > + printf (" %0*d-", pad_tag, j); > + random_tag (ctx, tag_len); > + } > + putchar ('\n'); > + } > + > + talloc_free (ctx); > + > + return 0; > +} > -- > 1.7.7.3 > > _______________________________________________ > notmuch mailing list > notmuch@notmuchmail.org > http://notmuchmail.org/mailman/listinfo/notmuch
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