Initial revision

CVS patchset: 5630
CVS date: 2002/08/14 16:31:49

1 files changed, 118 insertions, 0 deletions

diff --git a/db/test/log003.tcl b/db/test/log003.tcl
new file mode 100644
index 000000000..6dec40702
--- /dev/null
+++ b/db/test/log003.tcl
@@ -0,0 +1,118 @@
+# See the file LICENSE for redistribution information.
+#
+# Copyright (c) 1996-2002
+#	Sleepycat Software.  All rights reserved.
+#
+# Id: log003.tcl,v 11.28 2002/04/29 20:07:54 sue Exp 
+#
+
+# TEST	log003
+# TEST	Verify that log_flush is flushing records correctly.
+proc log003 { } {
+	source ./include.tcl
+
+	puts "Log003: Verify log_flush behavior"
+
+	set max [expr 1024 * 128]
+	env_cleanup $testdir
+	set short_rec "abcdefghijklmnopqrstuvwxyz"
+	set long_rec [repeat $short_rec 200]
+	set very_long_rec [repeat $long_rec 4]
+
+	foreach rec "$short_rec $long_rec $very_long_rec" {
+		puts "\tLog003.a: Verify flush on [string length $rec] byte rec"
+
+		set env [berkdb_env -log -home $testdir \
+				-create -mode 0644 -log_max $max]
+		error_check_good envopen [is_valid_env $env] TRUE
+
+		set lsn [$env log_put $rec]
+		error_check_bad log_put [lindex $lsn 0] "ERROR:"
+		set ret [$env log_flush $lsn]
+		error_check_good log_flush $ret 0
+
+		# Now, we want to crash the region and recheck.  Closing the
+		# log does not flush any records, so we'll use a close to
+		# do the "crash"
+		set ret [$env close]
+		error_check_good log_env:close $ret 0
+
+		# Now, remove the log region
+		#set ret [berkdb envremove -home $testdir]
+		#error_check_good env:remove $ret 0
+
+		# Re-open the log and try to read the record.
+		set env [berkdb_env -create -home $testdir \
+				-log -mode 0644 -log_max $max]
+		error_check_good envopen [is_valid_env $env] TRUE
+
+		set logc [$env log_cursor]
+		error_check_good log_cursor [is_valid_logc $logc $env] TRUE
+
+		set gotrec [$logc get -first]
+		error_check_good lp_get [lindex $gotrec 1] $rec
+
+		# Close and unlink the file
+		error_check_good log_cursor:close:$logc [$logc close] 0
+		error_check_good env:close:$env [$env close] 0
+		error_check_good envremove [berkdb envremove -home $testdir] 0
+		log_cleanup $testdir
+	}
+
+	foreach rec "$short_rec $long_rec $very_long_rec" {
+		puts "\tLog003.b: \
+		    Verify flush on non-last record [string length $rec]"
+		set env [berkdb_env \
+		    -create -log -home $testdir -mode 0644 -log_max $max]
+		error_check_good envopen [is_valid_env $env] TRUE
+
+		# Put 10 random records
+		for { set i 0 } { $i < 10 } { incr i} {
+			set r [random_data 450 0 0]
+			set lsn [$env log_put $r]
+			error_check_bad log_put [lindex $lsn 0] "ERROR:"
+		}
+
+		# Put the record we are interested in
+		set save_lsn [$env log_put $rec]
+		error_check_bad log_put [lindex $save_lsn 0] "ERROR:"
+
+		# Put 10 more random records
+		for { set i 0 } { $i < 10 } { incr i} {
+			set r [random_data 450 0 0]
+			set lsn [$env log_put $r]
+			error_check_bad log_put [lindex $lsn 0] "ERROR:"
+		}
+
+		# Now check the flush
+		set ret [$env log_flush $save_lsn]
+		error_check_good log_flush $ret 0
+
+		# Now, we want to crash the region and recheck.  Closing the
+		# log does not flush any records, so we'll use a close to
+		# do the "crash"
+
+		#
+		# Now, close and remove the log region
+		error_check_good env:close:$env [$env close] 0
+		set ret [berkdb envremove -home $testdir]
+		error_check_good env:remove $ret 0
+
+		# Re-open the log and try to read the record.
+		set env [berkdb_env \
+		    -home $testdir -create -log -mode 0644 -log_max $max]
+		error_check_good envopen [is_valid_env $env] TRUE
+
+		set logc [$env log_cursor]
+		error_check_good log_cursor [is_valid_logc $logc $env] TRUE
+
+		set gotrec [$logc get -set $save_lsn]
+		error_check_good lp_get [lindex $gotrec 1] $rec
+
+		# Close and unlink the file
+		error_check_good log_cursor:close:$logc [$logc close] 0
+		error_check_good env:close:$env [$env close] 0
+		error_check_good envremove [berkdb envremove -home $testdir] 0
+		log_cleanup $testdir
+	}
+}