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Posted to commits@subversion.apache.org by st...@apache.org on 2015/05/02 04:14:58 UTC
svn commit: r1677269 - in /subversion/branches/1.8.x-r1676667: ./
subversion/tests/libsvn_fs_fs/fs-pack-test.c
Author: stefan2
Date: Sat May 2 02:14:57 2015
New Revision: 1677269
URL: http://svn.apache.org/r1677269
Log:
On the 1.8.x-r1676667 branch:
Merge r1677267 from trunk, resolve the tree conflict and
adapt the test code to the 1.8.x API where necessary.
Modified:
subversion/branches/1.8.x-r1676667/ (props changed)
subversion/branches/1.8.x-r1676667/subversion/tests/libsvn_fs_fs/fs-pack-test.c
Propchange: subversion/branches/1.8.x-r1676667/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Sat May 2 02:14:57 2015
@@ -139,5 +139,5 @@
/subversion/branches/uris-as-urls:1060426-1064427
/subversion/branches/verify-at-commit:1462039-1462408
/subversion/branches/wc-collate-path:1407642
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/subversion/trunk/subversion/tests:1652182
Modified: subversion/branches/1.8.x-r1676667/subversion/tests/libsvn_fs_fs/fs-pack-test.c
URL: http://svn.apache.org/viewvc/subversion/branches/1.8.x-r1676667/subversion/tests/libsvn_fs_fs/fs-pack-test.c?rev=1677269&r1=1677268&r2=1677269&view=diff
==============================================================================
--- subversion/branches/1.8.x-r1676667/subversion/tests/libsvn_fs_fs/fs-pack-test.c (original)
+++ subversion/branches/1.8.x-r1676667/subversion/tests/libsvn_fs_fs/fs-pack-test.c Sat May 2 02:14:57 2015
@@ -25,8 +25,10 @@
#include <apr_pools.h>
#include "../svn_test.h"
+#include "../../libsvn_fs/fs-loader.h"
#include "../../libsvn_fs_fs/fs.h"
+#include "svn_hash.h"
#include "svn_pools.h"
#include "svn_props.h"
#include "svn_fs.h"
@@ -918,6 +920,116 @@ revprop_caching_on_off(const svn_test_op
#undef REPO_NAME
/* ------------------------------------------------------------------------ */
+
+#define REPO_NAME "test-repo-delta_chain_with_plain"
+
+static svn_error_t *
+delta_chain_with_plain(const svn_test_opts_t *opts,
+ apr_pool_t *pool)
+{
+ svn_fs_t *fs;
+ fs_fs_data_t *ffd;
+ svn_fs_txn_t *txn;
+ svn_fs_root_t *root;
+ svn_revnum_t rev;
+ svn_stringbuf_t *prop_value, *contents, *contents2, *hash_rep;
+ int i;
+ apr_hash_t *fs_config, *props;
+
+ if (strcmp(opts->fs_type, "fsfs") != 0)
+ return svn_error_create(SVN_ERR_TEST_SKIPPED, NULL, NULL);
+
+ /* Reproducing issue #4577 without the r1676667 fix is much harder in 1.9+
+ * than it was in 1.8. The reason is that 1.9+ won't deltify small reps
+ * nor against small reps. So, we must construct relatively large PLAIN
+ * and DELTA reps.
+ *
+ * The idea is to construct a PLAIN prop rep, make a file share that as
+ * its text rep, grow the file considerably (to make the PLAIN rep later
+ * read beyond EOF) and then replace it entirely with another longish
+ * contents.
+ */
+
+ /* Create a repo that and explicitly enable rep sharing. */
+ SVN_ERR(svn_test__create_fs(&fs, REPO_NAME, opts, pool));
+
+ ffd = fs->fsap_data;
+ if (ffd->format < SVN_FS_FS__MIN_REP_SHARING_FORMAT)
+ return svn_error_create(SVN_ERR_TEST_SKIPPED, NULL, NULL);
+
+ ffd->rep_sharing_allowed = TRUE;
+
+ /* Make sure all props are stored as PLAIN reps. */
+ ffd->deltify_properties = FALSE;
+
+ /* Construct various content strings.
+ * Note that props need to be shorter than the file contents. */
+ prop_value = svn_stringbuf_create("prop", pool);
+ for (i = 0; i < 10; ++i)
+ svn_stringbuf_appendstr(prop_value, prop_value);
+
+ contents = svn_stringbuf_create("Some text.", pool);
+ for (i = 0; i < 10; ++i)
+ svn_stringbuf_appendstr(contents, contents);
+
+ contents2 = svn_stringbuf_create("Totally new!", pool);
+ for (i = 0; i < 10; ++i)
+ svn_stringbuf_appendstr(contents2, contents2);
+
+ /* Revision 1: create a property rep. */
+ SVN_ERR(svn_fs_begin_txn(&txn, fs, 0, pool));
+ SVN_ERR(svn_fs_txn_root(&root, txn, pool));
+ SVN_ERR(svn_fs_change_node_prop(root, "/", "p",
+ svn_string_create(prop_value->data, pool),
+ pool));
+ SVN_ERR(svn_fs_commit_txn(NULL, &rev, txn, pool));
+
+ /* Revision 2: create a file that shares the text rep with the PLAIN
+ * property rep from r1. */
+ props = apr_hash_make(pool);
+ apr_hash_set(props, "p", APR_HASH_KEY_STRING,
+ svn_string_create(prop_value->data, pool));
+
+ hash_rep = svn_stringbuf_create_empty(pool);
+ svn_hash_write2(props, svn_stream_from_stringbuf(hash_rep, pool), "END",
+ pool);
+
+ SVN_ERR(svn_fs_begin_txn(&txn, fs, rev, pool));
+ SVN_ERR(svn_fs_txn_root(&root, txn, pool));
+ SVN_ERR(svn_fs_make_file(root, "foo", pool));
+ SVN_ERR(svn_test__set_file_contents(root, "foo", hash_rep->data, pool));
+ SVN_ERR(svn_fs_commit_txn(NULL, &rev, txn, pool));
+
+ /* Revision 3: modify the file contents to a long-ish full text
+ * (~10kByte, longer than the r1 revision file). */
+ SVN_ERR(svn_fs_begin_txn(&txn, fs, rev, pool));
+ SVN_ERR(svn_fs_txn_root(&root, txn, pool));
+ SVN_ERR(svn_test__set_file_contents(root, "foo", contents->data, pool));
+ SVN_ERR(svn_fs_commit_txn(NULL, &rev, txn, pool));
+
+ /* Revision 4: replace file contents to something disjoint from r3. */
+ SVN_ERR(svn_fs_begin_txn(&txn, fs, rev, pool));
+ SVN_ERR(svn_fs_txn_root(&root, txn, pool));
+ SVN_ERR(svn_test__set_file_contents(root, "foo", contents2->data, pool));
+ SVN_ERR(svn_fs_commit_txn(NULL, &rev, txn, pool));
+
+ /* Getting foo@4 must work. To make sure we actually read from disk,
+ * use a new FS instance with disjoint caches. */
+ fs_config = apr_hash_make(pool);
+ apr_hash_set(fs_config, SVN_FS_CONFIG_FSFS_CACHE_NS, APR_HASH_KEY_STRING,
+ svn_uuid_generate(pool));
+ SVN_ERR(svn_fs_open(&fs, REPO_NAME, fs_config, pool));
+
+ SVN_ERR(svn_fs_revision_root(&root, fs, rev, pool));
+ SVN_ERR(svn_test__get_file_contents(root, "foo", &contents, pool));
+ SVN_TEST_STRING_ASSERT(contents->data, contents2->data);
+
+ return SVN_NO_ERROR;
+}
+
+#undef REPO_NAME
+
+/* ------------------------------------------------------------------------ */
/* The test table. */
@@ -946,5 +1058,7 @@ struct svn_test_descriptor_t test_funcs[
"set multiple huge revprops in packed FSFS"),
SVN_TEST_OPTS_PASS(revprop_caching_on_off,
"change revprops with enabled and disabled caching"),
+ SVN_TEST_OPTS_PASS(delta_chain_with_plain,
+ "delta chains starting with PLAIN, issue #4577"),
SVN_TEST_NULL
};