Esempio n. 1
0
static void
ssslaba_test0(void)
{
	ssa a;
	ss_aopen(&a, &ss_slaba, &st_r.vfs, 1024, 16);

	void *chunks[64];
	int   chunks_size = 64;

	int iteration = 0;
	while (iteration < 8)
	{
		int i = 0;
		while ( i < chunks_size) {
			chunks[i] = ss_malloc(&a, 16);
			t( chunks[i] != NULL );
			i++;
		}
		t(i == 64);
		t( ss_malloc(&a, 16) == NULL );
		i = 0;
		while ( i < chunks_size) {
			ss_free(&a, chunks[i]);
			t( chunks[i] != NULL );
			i++;
		}
		iteration++;
	}
	ss_aclose(&a);
}
Esempio n. 2
0
static void
ss_rq_test3(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssrq q;
	t( ss_rqinit(&q, &a, 1, 10) == 0 );

	ssrqnode *an = ss_malloc(&a, sizeof(ssrqnode));
	ssrqnode *bn = ss_malloc(&a, sizeof(ssrqnode));
	ssrqnode *cn = ss_malloc(&a, sizeof(ssrqnode));
	t( an != NULL );
	t( bn != NULL );
	t( cn != NULL );
	ss_rqinitnode(an);
	ss_rqinitnode(bn);
	ss_rqinitnode(cn);

	ss_rqadd(&q, an, 1);
	ss_rqadd(&q, bn, 2);
	ss_rqdelete(&q, bn);
	ss_rqadd(&q, cn, 3);
	int i = 3;
	ssrqnode *n = NULL;
	while ((n = ss_rqprev(&q, n))) {
		t( i == n->v );
		i = 1;
	}
	ss_rqfree(&q, &a);
	ss_free(&a, an);
	ss_free(&a, bn);
	ss_free(&a, cn);
}
Esempio n. 3
0
static void
ss_rq_test8(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssrq q;
	t( ss_rqinit(&q, &a, 10, 100) == 0 );

	ssrqnode *an = ss_malloc(&a, sizeof(ssrqnode));
	ssrqnode *bn = ss_malloc(&a, sizeof(ssrqnode));
	ssrqnode *cn = ss_malloc(&a, sizeof(ssrqnode));
	ssrqnode *dn = ss_malloc(&a, sizeof(ssrqnode));
	t( an != NULL );
	t( bn != NULL );
	t( cn != NULL );
	t( dn != NULL );
	ss_rqinitnode(an);
	ss_rqinitnode(bn);
	ss_rqinitnode(cn);
	ss_rqinitnode(dn);

	ss_rqadd(&q, an, 0);
	ss_rqadd(&q, bn, 10);
	ss_rqadd(&q, cn, 20);
	ss_rqadd(&q, dn, 30);
	int i = 30;
	ssrqnode *n = NULL;
	while ((n = ss_rqprev(&q, n)))
		i -= 10;
	ss_rqfree(&q, &a);
	ss_free(&a, an);
	ss_free(&a, bn);
	ss_free(&a, cn);
	ss_free(&a, dn);
}
Esempio n. 4
0
static void
ssa_malloc(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	void *buf = ss_malloc(&a, 123);
	t( buf != NULL );
	ss_free(&a, buf);
	ss_aclose(&a);
}
Esempio n. 5
0
static void
ss_rq_test0(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssrq q;
	t( ss_rqinit(&q, &a, 1, 10) == 0 );

	ss_rqfree(&q, &a);
}
Esempio n. 6
0
static void
mt_multi_stmt(stc *cx)
{
	cx->env = sp_env();
	t( cx->env != NULL );
	void *c = sp_ctl(cx->env);
	t( c != NULL );
	t( sp_set(c, "sophia.path", cx->suite->sophiadir) == 0 );
	t( sp_set(c, "scheduler.threads", "3") == 0 );
	t( sp_set(c, "log.path", cx->suite->logdir) == 0 );
	t( sp_set(c, "log.sync", "0") == 0 );
	t( sp_set(c, "log.rotate_sync", "0") == 0 );
	t( sp_set(c, "db", "test") == 0 );
	t( sp_set(c, "db.test.path", cx->suite->dir) == 0 );
	t( sp_set(c, "db.test.sync", "0") == 0 );
	cx->db = sp_get(c, "db.test");
	t( cx->db != NULL );
	t( sp_open(cx->env) == 0 );

	ssa a;
	ss_aopen(&a, &ss_stda);
	srscheme cmp;
	sr_schemeinit(&cmp);
	srkey *part = sr_schemeadd(&cmp, &a);
	t( sr_keysetname(part, &a, "key") == 0 );
	t( sr_keyset(part, &a, "u32") == 0 );
	ssinjection ij;
	memset(&ij, 0, sizeof(ij));
	srerror error;
	sr_errorinit(&error);
	srseq seq;
	sr_seqinit(&seq);
	sscrcf crc = ss_crc32c_function();
	sr r;
	sr_init(&r, &error, &a, &seq, SF_KV, SF_SRAW, &cmp, &ij, crc, NULL);

	soworkers w;
	so_workersinit(&w);
	void *ptr[2] = { cx->env, cx->db };
	t( so_workersnew(&w, &r, 5, multi_stmt_thread, (void*)ptr) == 0 );
	t( so_workersshutdown(&w, &r) == 0 );
	sr_schemefree(&cmp, &a);

	void *o = sp_get(c, "db.test.index.count");
	t( o != NULL );
	t( strcmp( sp_get(o, "value", NULL), "100000") == 0 );
	sp_destroy(o);

	t( sp_destroy(cx->env) == 0 );
}
Esempio n. 7
0
static void
ssaslab_reuse(stc *cx)
{
	sspager p;
	ss_pagerinit(&p, 3, 1024);

	ssa slab;
	t( ss_aopen(&slab, &ss_slaba, &p, 32) == 0 );

	void *alloc0[1000];
	void *alloc1[1000];
	memset(alloc0, 0, sizeof(alloc0));
	memset(alloc1, 0, sizeof(alloc1));

	int i = 0;
	while (i < 1000) {
		alloc0[i] = ss_malloc(&slab, 0);
		t( alloc0[i] != NULL );
		i++;
	}
	i--;
	int pools = p.pools;
	while (i >= 0) {
		ss_free(&slab, alloc0[i]);
		i--;
	}
	t( p.pools == pools );

	i++;
	while (i < 1000) {
		alloc1[i] = ss_malloc(&slab, 0);
		t( alloc0[i] == alloc1[i] );
		i++;
	}
	t( p.pools == pools );

	ss_aclose(&slab);
	ss_pagerfree(&p);
}
Esempio n. 8
0
static void
sd_read_gt0(void)
{
	sdbuild b;
	sd_buildinit(&b);
	t( sd_buildbegin(&b, &st_r.r, 1, 0, 0, 0, NULL) == 0);

	int key = 7;
	addv(&b, &st_r.r, 3, 0, &key);
	key = 8;
	addv(&b, &st_r.r, 4, 0, &key);
	key = 9;
	addv(&b, &st_r.r, 5, 0, &key);
	sd_buildend(&b, &st_r.r);

	sdindex index;
	sd_indexinit(&index);
	t( sd_indexbegin(&index, &st_r.r) == 0 );

	int rc;
	rc = sd_indexadd(&index, &st_r.r, &b, sizeof(sdseal));
	t( rc == 0 );

	sdid id;
	memset(&id, 0, sizeof(id));

	ssfile f;
	ss_fileinit(&f, &st_r.vfs);
	t( ss_filenew(&f, "./0000.db") == 0 );
	t( sd_writeseal(&st_r.r, &f, NULL) == 0 );
	t( sd_writepage(&st_r.r, &f, NULL, &b) == 0 );
	t( sd_indexcommit(&index, &st_r.r, &id, NULL, f.size) == 0 );
	t( sd_writeindex(&st_r.r, &f, NULL, &index) == 0 );
	t( sd_seal(&st_r.r, &f, NULL, &index, 0) == 0 );

	ssmmap map;
	t( ss_vfsmmap(&st_r.vfs, &map, f.fd, f.size, 1) == 0 );

	ssbuf buf;
	ss_bufinit(&buf);
	ssbuf xfbuf;
	ss_bufinit(&xfbuf);
	t( ss_bufensure(&xfbuf, &st_r.a, 1024) == 0 );

	ssiter index_iter;
	ssiter page_iter;

	sdreadarg arg = {
		.index           = &index,
		.buf             = &buf,
		.buf_xf          = &xfbuf,
		.buf_read        = NULL,
		.index_iter      = &index_iter,
		.page_iter       = &page_iter,
		.mmap            = &map,
		.memory          = NULL,
		.file            = NULL,
		.o               = SS_GT,
		.use_memory      = 0,
		.use_mmap        = 1,
		.use_mmap_copy   = 0,
		.use_compression = 0,
		.compression_if  = NULL,
		.has             = 0,
		.has_vlsn        = 0,
		.r               = &st_r.r
	};

	ssiter it;
	ss_iterinit(sd_read, &it);
	ss_iteropen(sd_read, &it, &arg, NULL, 0);
	t( ss_iteratorhas(&it) == 1 );

	sv *v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 7);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 8);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 9);
	ss_iteratornext(&it);
	t( ss_iteratorhas(&it) == 0 );
	ss_iteratorclose(&it);

	ss_fileclose(&f);
	t( ss_vfsmunmap(&st_r.vfs, &map) == 0 );
	t( ss_vfsunlink(&st_r.vfs, "./0000.db") == 0 );

	sd_indexfree(&index, &st_r.r);
	sd_buildfree(&b, &st_r.r);
	ss_buffree(&xfbuf, &st_r.a);
	ss_buffree(&buf, &st_r.a);
}

static void
sd_read_gt1(void)
{
	ssfile f;
	ss_fileinit(&f, &st_r.vfs);
	t( ss_filenew(&f, "./0000.db") == 0 );
	t( sd_writeseal(&st_r.r, &f, NULL) == 0 );

	sdbuild b;
	sd_buildinit(&b);
	t( sd_buildbegin(&b, &st_r.r, 1, 0, 0, 0, NULL) == 0);

	int key = 7;
	addv(&b, &st_r.r, 3, 0, &key);
	key = 8;
	addv(&b, &st_r.r, 4, 0, &key);
	key = 9;
	addv(&b, &st_r.r, 5, 0, &key);
	sd_buildend(&b, &st_r.r);
	uint64_t poff = f.size;
	t( sd_writepage(&st_r.r, &f, NULL, &b) == 0 );

	sdindex index;
	sd_indexinit(&index);
	t( sd_indexbegin(&index, &st_r.r) == 0 );

	int rc;
	rc = sd_indexadd(&index, &st_r.r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &st_r.r) == 0 );

	t( sd_buildbegin(&b, &st_r.r, 1, 0, 0, 0, NULL) == 0);
	key = 10;
	addv(&b, &st_r.r, 6, 0, &key);
	key = 11;
	addv(&b, &st_r.r, 7, 0, &key);
	key = 13;
	addv(&b, &st_r.r, 8, 0, &key);
	sd_buildend(&b, &st_r.r);
	poff = f.size;
	t( sd_writepage(&st_r.r, &f, NULL, &b) == 0 );

	rc = sd_indexadd(&index, &st_r.r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &st_r.r) == 0 );

	t( sd_buildbegin(&b, &st_r.r, 1, 0, 0, 0, NULL) == 0);
	key = 15;
	addv(&b, &st_r.r, 9, 0, &key);
	key = 18;
	addv(&b, &st_r.r, 10, 0, &key);
	key = 20;
	addv(&b, &st_r.r, 11, 0, &key);
	sd_buildend(&b, &st_r.r);
	poff = f.size;
	t( sd_writepage(&st_r.r, &f, NULL, &b) == 0 );

	rc = sd_indexadd(&index, &st_r.r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &st_r.r) == 0 );

	sdid id;
	memset(&id, 0, sizeof(id));

	t( sd_indexcommit(&index, &st_r.r, &id, NULL, f.size) == 0 );
	t( sd_writeindex(&st_r.r, &f, NULL, &index) == 0 );
	t( sd_seal(&st_r.r, &f, NULL, &index, 0) == 0 );

	ssmmap map;
	t( ss_vfsmmap(&st_r.vfs, &map, f.fd, f.size, 1) == 0 );

	ssbuf buf;
	ss_bufinit(&buf);
	ssbuf xfbuf;
	ss_bufinit(&xfbuf);
	t( ss_bufensure(&xfbuf, &st_r.a, 1024) == 0 );

	ssiter index_iter;
	ssiter page_iter;

	sdreadarg arg = {
		.index           = &index,
		.buf             = &buf,
		.buf_xf          = &xfbuf,
		.buf_read        = NULL,
		.index_iter      = &index_iter,
		.page_iter       = &page_iter,
		.mmap            = &map,
		.memory          = NULL,
		.file            = NULL,
		.o               = SS_GT,
		.use_memory      = 0,
		.use_mmap        = 1,
		.use_mmap_copy   = 0,
		.use_compression = 0,
		.compression_if  = NULL,
		.has             = 0,
		.has_vlsn        = 0,
		.r               = &st_r.r
	};

	ssiter it;
	ss_iterinit(sd_read, &it);
	ss_iteropen(sd_read, &it, &arg, NULL, 0);
	t( ss_iteratorhas(&it) == 1 );

	/* page 0 */
	t( ss_iteratorhas(&it) != 0 );
	sv *v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 7);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 8);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 9);
	ss_iteratornext(&it);

	/* page 1 */
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 10);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 11);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 13);
	ss_iteratornext(&it);

	/* page 2 */
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 15);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 18);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &st_r.r, 0, NULL) == 20);
	ss_iteratornext(&it);
	t( ss_iteratorhas(&it) == 0 );
	ss_iteratorclose(&it);

	ss_fileclose(&f);
	t( ss_vfsmunmap(&st_r.vfs, &map) == 0 );
	t( ss_vfsunlink(&st_r.vfs, "./0000.db") == 0 );

	sd_indexfree(&index, &st_r.r);
	sd_buildfree(&b, &st_r.r);
	ss_buffree(&xfbuf, &st_r.a);
	ss_buffree(&buf, &st_r.a);
}

static void
sd_read_gt0_compression_zstd(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssa aref;
	ss_aopen(&aref, &ss_stda);
	ssvfs vfs;
	ss_vfsinit(&vfs, &ss_stdvfs);
	sfscheme cmp;
	sf_schemeinit(&cmp);
	sffield *field = sf_fieldnew(&a, "key");
	t( sf_fieldoptions(field, &a, "u32,key(0)") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	field = sf_fieldnew(&a, "value");
	t( sf_fieldoptions(field, &a, "string") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	t( sf_schemevalidate(&cmp, &a) == 0 );
	ssinjection ij;
	memset(&ij, 0, sizeof(ij));
	srstat stat;
	memset(&stat, 0, sizeof(stat));
	srerror error;
	sr_errorinit(&error);
	srseq seq;
	sr_seqinit(&seq);
	sscrcf crc = ss_crc32c_function();
	sr r;
	sr_init(&r, NULL, &error, &a, &aref, &vfs, NULL, NULL, &seq, SF_RAW,
	        NULL, &cmp, &ij, &stat, crc);

	sdbuild b;
	sd_buildinit(&b);
	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_zstdfilter) == 0);

	int key = 7;
	addv(&b, &r, 3, 0, &key);
	key = 8;
	addv(&b, &r, 4, 0, &key);
	key = 9;
	addv(&b, &r, 5, 0, &key);
	t( sd_buildend(&b, &r) == 0 );

	sdindex index;
	sd_indexinit(&index);
	t( sd_indexbegin(&index, &r) == 0 );

	int rc;
	rc = sd_indexadd(&index, &r, &b, sizeof(sdseal));
	t( rc == 0 );

	sdid id;
	memset(&id, 0, sizeof(id));

	ssfile f;
	ss_fileinit(&f, &vfs);
	t( ss_filenew(&f, "./0000.db") == 0 );
	t( sd_writeseal(&r, &f, NULL) == 0 );
	t( sd_writepage(&r, &f, NULL, &b) == 0 );
	t( sd_indexcommit(&index, &r, &id, NULL, f.size) == 0 );
	t( sd_writeindex(&r, &f, NULL, &index) == 0 );
	t( sd_seal(&r, &f, NULL, &index, 0) == 0 );

	t( sd_buildcommit(&b, &r) == 0 );

	ssmmap map;
	t( ss_vfsmmap(&st_r.vfs, &map, f.fd, f.size, 1) == 0 );

	ssbuf buf;
	ss_bufinit(&buf);
	ssbuf xfbuf;
	ss_bufinit(&xfbuf);
	t( ss_bufensure(&xfbuf, &a, 1024) == 0 );

	ssiter index_iter;
	ssiter page_iter;

	sdreadarg arg = {
		.index           = &index,
		.buf             = &buf,
		.buf_xf          = &xfbuf,
		.buf_read        = NULL,
		.index_iter      = &index_iter,
		.page_iter       = &page_iter,
		.mmap            = &map,
		.memory          = NULL,
		.file            = NULL,
		.o               = SS_GT,
		.use_memory      = 0,
		.use_mmap        = 1,
		.use_mmap_copy   = 0,
		.use_compression = 1,
		.compression_if  = &ss_zstdfilter,
		.has             = 0,
		.has_vlsn        = 0,
		.r               = &r
	};

	ssiter it;
	ss_iterinit(sd_read, &it);
	ss_iteropen(sd_read, &it, &arg, NULL, 0);
	t( ss_iteratorhas(&it) == 1 );

	sv *v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 7);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 8);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 9);
	ss_iteratornext(&it);
	t( ss_iteratorhas(&it) == 0 );
	ss_iteratorclose(&it);

	ss_fileclose(&f);
	t( ss_vfsmunmap(&st_r.vfs, &map) == 0 );
	t( ss_vfsunlink(&vfs, "./0000.db") == 0 );

	sd_indexfree(&index, &r);
	sd_buildfree(&b, &r);

	ss_buffree(&xfbuf, &a);
	ss_buffree(&buf, &a);
	sf_schemefree(&cmp, &a);
}

static void
sd_read_gt0_compression_lz4(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssa aref;
	ss_aopen(&aref, &ss_stda);
	ssvfs vfs;
	ss_vfsinit(&vfs, &ss_stdvfs);
	sfscheme cmp;
	sf_schemeinit(&cmp);
	sffield *field = sf_fieldnew(&a, "key");
	t( sf_fieldoptions(field, &a, "u32,key(0)") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	field = sf_fieldnew(&a, "value");
	t( sf_fieldoptions(field, &a, "string") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	t( sf_schemevalidate(&cmp, &a) == 0 );
	ssinjection ij;
	memset(&ij, 0, sizeof(ij));
	srstat stat;
	memset(&stat, 0, sizeof(stat));
	srerror error;
	sr_errorinit(&error);
	srseq seq;
	sr_seqinit(&seq);
	sscrcf crc = ss_crc32c_function();
	sr r;
	sr_init(&r, NULL, &error, &a, &aref, &vfs, NULL, NULL, &seq, SF_RAW,
	        NULL, &cmp, &ij, &stat, crc);

	sdbuild b;
	sd_buildinit(&b);
	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_lz4filter) == 0);

	int key = 7;
	addv(&b, &r, 3, 0, &key);
	key = 8;
	addv(&b, &r, 4, 0, &key);
	key = 9;
	addv(&b, &r, 5, 0, &key);
	t( sd_buildend(&b, &r) == 0 );

	sdindex index;
	sd_indexinit(&index);
	t( sd_indexbegin(&index, &r) == 0 );

	int rc;
	rc = sd_indexadd(&index, &r, &b, sizeof(sdseal));
	t( rc == 0 );

	sdid id;
	memset(&id, 0, sizeof(id));

	t( sd_indexcommit(&index, &r, &id, NULL, 0) == 0 );

	ssfile f;
	ss_fileinit(&f, &vfs);
	t( ss_filenew(&f, "./0000.db") == 0 );
	t( sd_writeseal(&r, &f, NULL) == 0 );
	t( sd_writepage(&r, &f, NULL, &b) == 0 );
	t( sd_indexcommit(&index, &r, &id, NULL, f.size) == 0 );
	t( sd_writeindex(&r, &f, NULL, &index) == 0 );
	t( sd_seal(&r, &f, NULL, &index, 0) == 0 );

	ssmmap map;
	t( ss_vfsmmap(&st_r.vfs, &map, f.fd, f.size, 1) == 0 );

	t( sd_buildcommit(&b, &r) == 0 );

	ssbuf buf;
	ss_bufinit(&buf);
	ssbuf xfbuf;
	ss_bufinit(&xfbuf);
	t( ss_bufensure(&xfbuf, &a, 1024) == 0 );

	ssiter index_iter;
	ssiter page_iter;

	sdreadarg arg = {
		.index           = &index,
		.buf             = &buf,
		.buf_xf          = &xfbuf,
		.buf_read        = NULL,
		.index_iter      = &index_iter,
		.page_iter       = &page_iter,
		.mmap            = &map,
		.memory          = NULL,
		.file            = NULL,
		.o               = SS_GT,
		.use_memory      = 0,
		.use_mmap        = 1,
		.use_mmap_copy   = 0,
		.use_compression = 1,
		.compression_if  = &ss_lz4filter,
		.has             = 0,
		.has_vlsn        = 0,
		.r               = &r
	};

	ssiter it;
	ss_iterinit(sd_read, &it);
	ss_iteropen(sd_read, &it, &arg, NULL, 0);
	t( ss_iteratorhas(&it) == 1 );

	sv *v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 7);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 8);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 9);
	ss_iteratornext(&it);
	t( ss_iteratorhas(&it) == 0 );
	ss_iteratorclose(&it);

	ss_fileclose(&f);
	t( ss_vfsmunmap(&st_r.vfs, &map) == 0 );
	t( ss_vfsunlink(&vfs, "./0000.db") == 0 );

	sd_indexfree(&index, &r);
	sd_buildfree(&b, &r);

	ss_buffree(&xfbuf, &a);
	ss_buffree(&buf, &a);
	sf_schemefree(&cmp, &a);
}

static void
sd_read_gt1_compression_zstd(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssa aref;
	ss_aopen(&aref, &ss_stda);
	ssvfs vfs;
	ss_vfsinit(&vfs, &ss_stdvfs);
	sfscheme cmp;
	sf_schemeinit(&cmp);
	sffield *field = sf_fieldnew(&a, "key");
	t( sf_fieldoptions(field, &a, "u32,key(0)") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	field = sf_fieldnew(&a, "value");
	t( sf_fieldoptions(field, &a, "string") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	t( sf_schemevalidate(&cmp, &a) == 0 );
	ssinjection ij;
	memset(&ij, 0, sizeof(ij));
	srstat stat;
	memset(&stat, 0, sizeof(stat));
	srerror error;
	sr_errorinit(&error);
	srseq seq;
	sr_seqinit(&seq);
	sscrcf crc = ss_crc32c_function();
	sr r;
	sr_init(&r, NULL, &error, &a, &aref, &vfs, NULL, NULL, &seq, SF_RAW,
	        NULL, &cmp, &ij, &stat, crc);

	ssfile f;
	ss_fileinit(&f, &vfs);
	t( ss_filenew(&f, "./0000.db") == 0 );
	t( sd_writeseal(&r, &f, NULL) == 0 );

	sdbuild b;
	sd_buildinit(&b);
	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_zstdfilter) == 0);

	int key = 7;
	addv(&b, &r, 3, 0, &key);
	key = 8;
	addv(&b, &r, 4, 0, &key);
	key = 9;
	addv(&b, &r, 5, 0, &key);
	sd_buildend(&b, &r);
	uint64_t poff = f.size;
	t( sd_writepage(&r, &f, NULL, &b) == 0 );

	sdindex index;
	sd_indexinit(&index);
	t( sd_indexbegin(&index, &r) == 0 );

	int rc;
	rc = sd_indexadd(&index, &r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &r) == 0 );
	sd_buildreset(&b, &r);

	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_zstdfilter) == 0);
	key = 10;
	addv(&b, &r, 6, 0, &key);
	key = 11;
	addv(&b, &r, 7, 0, &key);
	key = 13;
	addv(&b, &r, 8, 0, &key);
	sd_buildend(&b, &r);
	poff = f.size;
	t( sd_writepage(&r, &f, NULL, &b) == 0 );

	rc = sd_indexadd(&index, &r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &r) == 0 );
	sd_buildreset(&b, &r);

	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_zstdfilter) == 0);
	key = 15;
	addv(&b, &r, 9, 0, &key);
	key = 18;
	addv(&b, &r, 10, 0, &key);
	key = 20;
	addv(&b, &r, 11, 0, &key);
	sd_buildend(&b, &r);
	poff = f.size;
	t( sd_writepage(&r, &f, NULL, &b) == 0 );

	rc = sd_indexadd(&index, &r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &r) == 0 );

	sdid id;
	memset(&id, 0, sizeof(id));
	t( sd_indexcommit(&index, &r, &id, NULL, f.size) == 0 );

	t( sd_writeindex(&r, &f, NULL, &index) == 0 );
	t( sd_seal(&r, &f, NULL, &index, 0) == 0 );

	ssmmap map;
	t( ss_vfsmmap(&st_r.vfs, &map, f.fd, f.size, 1) == 0 );

	ssbuf buf;
	ss_bufinit(&buf);
	ssbuf xfbuf;
	ss_bufinit(&xfbuf);
	t( ss_bufensure(&xfbuf, &a, 1024) == 0 );

	ssiter index_iter;
	ssiter page_iter;

	sdreadarg arg = {
		.index           = &index,
		.buf             = &buf,
		.buf_xf          = &xfbuf,
		.buf_read        = NULL,
		.index_iter      = &index_iter,
		.page_iter       = &page_iter,
		.mmap            = &map,
		.memory          = NULL,
		.file            = NULL,
		.o               = SS_GT,
		.use_memory      = 0,
		.use_mmap        = 1,
		.use_mmap_copy   = 0,
		.use_compression = 1,
		.compression_if  = &ss_zstdfilter,
		.has             = 0,
		.has_vlsn        = 0,
		.r               = &r
	};

	ssiter it;
	ss_iterinit(sd_read, &it);
	ss_iteropen(sd_read, &it, &arg, NULL, 0);
	t( ss_iteratorhas(&it) == 1 );

	/* page 0 */
	t( ss_iteratorhas(&it) != 0 );
	sv *v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 7);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 8);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 9);
	ss_iteratornext(&it);

	/* page 1 */
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 10);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 11);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 13);
	ss_iteratornext(&it);

	/* page 2 */
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 15);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 18);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 20);
	ss_iteratornext(&it);
	t( ss_iteratorhas(&it) == 0 );
	ss_iteratorclose(&it);

	ss_fileclose(&f);
	t( ss_vfsmunmap(&st_r.vfs, &map) == 0 );
	t( ss_vfsunlink(&vfs, "./0000.db") == 0 );

	sd_indexfree(&index, &r);
	sd_buildfree(&b, &r);
	ss_buffree(&buf, &a);
	ss_buffree(&xfbuf, &a);
	sf_schemefree(&cmp, &a);
}

static void
sd_read_gt1_compression_lz4(void)
{
	ssa a;
	ss_aopen(&a, &ss_stda);
	ssa aref;
	ss_aopen(&aref, &ss_stda);
	ssvfs vfs;
	ss_vfsinit(&vfs, &ss_stdvfs);
	sfscheme cmp;
	sf_schemeinit(&cmp);
	sffield *field = sf_fieldnew(&a, "key");
	t( sf_fieldoptions(field, &a, "u32,key(0)") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	field = sf_fieldnew(&a, "value");
	t( sf_fieldoptions(field, &a, "string") == 0 );
	t( sf_schemeadd(&cmp, &a, field) == 0 );
	t( sf_schemevalidate(&cmp, &a) == 0 );
	ssinjection ij;
	memset(&ij, 0, sizeof(ij));
	srstat stat;
	memset(&stat, 0, sizeof(stat));
	srerror error;
	sr_errorinit(&error);
	srseq seq;
	sr_seqinit(&seq);
	sscrcf crc = ss_crc32c_function();
	sr r;
	sr_init(&r, NULL, &error, &a, &aref, &vfs, NULL, NULL, &seq, SF_RAW,
	        NULL, &cmp, &ij, &stat, crc);

	ssfile f;
	ss_fileinit(&f, &vfs);
	t( ss_filenew(&f, "./0000.db") == 0 );
	t( sd_writeseal(&r, &f, NULL) == 0 );

	sdbuild b;
	sd_buildinit(&b);
	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_lz4filter) == 0);

	int key = 7;
	addv(&b, &r, 3, 0, &key);
	key = 8;
	addv(&b, &r, 4, 0, &key);
	key = 9;
	addv(&b, &r, 5, 0, &key);
	sd_buildend(&b, &r);
	uint64_t poff = f.size;
	t( sd_writepage(&r, &f, NULL, &b) == 0 );

	sdindex index;
	sd_indexinit(&index);
	t( sd_indexbegin(&index, &r) == 0 );

	int rc;
	rc = sd_indexadd(&index, &r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &r) == 0 );
	sd_buildreset(&b, &r);

	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_lz4filter) == 0);
	key = 10;
	addv(&b, &r, 6, 0, &key);
	key = 11;
	addv(&b, &r, 7, 0, &key);
	key = 13;
	addv(&b, &r, 8, 0, &key);
	sd_buildend(&b, &r);
	poff = f.size;
	t( sd_writepage(&r, &f, NULL, &b) == 0 );

	rc = sd_indexadd(&index, &r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &r) == 0 );
	sd_buildreset(&b, &r);

	t( sd_buildbegin(&b, &r, 1, 0, 0, 1, &ss_lz4filter) == 0);
	key = 15;
	addv(&b, &r, 9, 0, &key);
	key = 18;
	addv(&b, &r, 10, 0, &key);
	key = 20;
	addv(&b, &r, 11, 0, &key);
	sd_buildend(&b, &r);
	poff = f.size;
	t( sd_writepage(&r, &f, NULL, &b) == 0 );

	rc = sd_indexadd(&index, &r, &b, poff);
	t( rc == 0 );
	t( sd_buildcommit(&b, &r) == 0 );

	sdid id;
	memset(&id, 0, sizeof(id));
	t( sd_indexcommit(&index, &r, &id, NULL, f.size) == 0 );

	t( sd_writeindex(&r, &f, NULL, &index) == 0 );
	t( sd_seal(&r, &f, NULL, &index, 0) == 0 );

	ssmmap map;
	t( ss_vfsmmap(&st_r.vfs, &map, f.fd, f.size, 1) == 0 );

	ssbuf buf;
	ss_bufinit(&buf);
	ssbuf xfbuf;
	ss_bufinit(&xfbuf);
	t( ss_bufensure(&xfbuf, &a, 1024) == 0 );

	ssiter index_iter;
	ssiter page_iter;

	sdreadarg arg = {
		.index           = &index,
		.buf             = &buf,
		.buf_xf          = &xfbuf,
		.buf_read        = NULL,
		.index_iter      = &index_iter,
		.page_iter       = &page_iter,
		.mmap            = &map,
		.memory          = NULL,
		.file            = NULL,
		.o               = SS_GT,
		.use_memory      = 0,
		.use_mmap        = 1,
		.use_mmap_copy   = 0,
		.use_compression = 1,
		.compression_if  = &ss_lz4filter,
		.has             = 0,
		.has_vlsn        = 0,
		.r               = &r
	};

	ssiter it;
	ss_iterinit(sd_read, &it);
	ss_iteropen(sd_read, &it, &arg, NULL, 0);
	t( ss_iteratorhas(&it) == 1 );

	/* page 0 */
	t( ss_iteratorhas(&it) != 0 );
	sv *v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 7);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 8);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 9);
	ss_iteratornext(&it);

	/* page 1 */
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 10);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 11);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 13);
	ss_iteratornext(&it);

	/* page 2 */
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 15);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 18);
	ss_iteratornext(&it);
	v = ss_iteratorof(&it);
	t( *(int*)sv_field(v, &r, 0, NULL) == 20);
	ss_iteratornext(&it);
	t( ss_iteratorhas(&it) == 0 );
	ss_iteratorclose(&it);

	ss_fileclose(&f);
	t( ss_vfsmunmap(&st_r.vfs, &map) == 0 );
	t( ss_vfsunlink(&vfs, "./0000.db") == 0 );

	sd_indexfree(&index, &r);
	sd_buildfree(&b, &r);
	ss_buffree(&buf, &a);
	ss_buffree(&xfbuf, &a);
	sf_schemefree(&cmp, &a);
}

stgroup *sd_read_group(void)
{
	stgroup *group = st_group("sdread");
	st_groupadd(group, st_test("gt0", sd_read_gt0));
	st_groupadd(group, st_test("gt1", sd_read_gt1));
	st_groupadd(group, st_test("gt0_compression_zstd", sd_read_gt0_compression_zstd));
	st_groupadd(group, st_test("gt0_compression_lz4", sd_read_gt0_compression_lz4));
	st_groupadd(group, st_test("gt1_compression_zstd", sd_read_gt1_compression_zstd));
	st_groupadd(group, st_test("gt1_compression_lz4", sd_read_gt1_compression_lz4));
	return group;
}