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Unified Diff: third_party/sqlite/sqlite-src-3170000/ext/rbu/rbu_common.tcl

Issue 2747283002: [sql] Import reference version of SQLite 3.17.. (Closed)
Patch Set: Created 3 years, 9 months ago
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Index: third_party/sqlite/sqlite-src-3170000/ext/rbu/rbu_common.tcl
diff --git a/third_party/sqlite/sqlite-src-3170000/ext/rbu/rbu_common.tcl b/third_party/sqlite/sqlite-src-3170000/ext/rbu/rbu_common.tcl
new file mode 100644
index 0000000000000000000000000000000000000000..a58c3aa0a781af34ee9885349c48085a0ea35d3b
--- /dev/null
+++ b/third_party/sqlite/sqlite-src-3170000/ext/rbu/rbu_common.tcl
@@ -0,0 +1,92 @@
+# 2015 Aug 8
+#
+# The author disclaims copyright to this source code. In place of
+# a legal notice, here is a blessing:
+#
+# May you do good and not evil.
+# May you find forgiveness for yourself and forgive others.
+# May you share freely, never taking more than you give.
+#
+#***********************************************************************
+#
+
+if {![info exists testdir]} {
+ set testdir [file join [file dirname [info script]] .. .. test]
+}
+source $testdir/tester.tcl
+
+proc check_prestep_state {target state} {
+ set oal_exists [file exists $target-oal]
+ set wal_exists [file exists $target-wal]
+ set progress [rbu progress]
+
+ if {($progress==0 && $state!="oal" && $state!="done")
+ || ($oal_exists && $wal_exists)
+ || ($progress>0 && $state=="oal" && (!$oal_exists || $wal_exists))
+ || ($state=="move" && (!$oal_exists || $wal_exists))
+ || ($state=="checkpoint" && ($oal_exists || !$wal_exists))
+ || ($state=="done" && ($oal_exists && $progress!=0))
+ } {
+ error "B: state=$state progress=$progress oal=$oal_exists wal=$wal_exists"
+ }
+}
+
+proc check_poststep_state {rc target state} {
+ if {$rc=="SQLITE_OK" || $rc=="SQLITE_DONE"} {
+ set oal_exists [file exists $target-oal]
+ set wal_exists [file exists $target-wal]
+ if {$state=="move" && ($oal_exists || !$wal_exists)} {
+ error "A: state=$state progress=$progress oal=$oal_exists wal=$wal_exists"
+ }
+ }
+}
+
+# Run the RBU in file $rbu on target database $target until completion.
+#
+proc run_rbu {target rbu} {
+ sqlite3rbu rbu $target $rbu
+ while 1 {
+ set state [rbu state]
+
+ check_prestep_state $target $state
+ set rc [rbu step]
+ check_poststep_state $rc $target $state
+
+ if {$rc!="SQLITE_OK"} break
+ }
+ rbu close
+}
+
+proc step_rbu {target rbu} {
+ while 1 {
+ sqlite3rbu rbu $target $rbu
+ set state [rbu state]
+ check_prestep_state $target $state
+ set rc [rbu step]
+ check_poststep_state $rc $target $state
+ rbu close
+ if {$rc != "SQLITE_OK"} break
+ }
+ set rc
+}
+
+proc do_rbu_vacuum_test {tn step} {
+ uplevel [list do_test $tn.1 {
+ if {$step==0} { sqlite3rbu_vacuum rbu test.db state.db }
+ while 1 {
+ if {$step==1} { sqlite3rbu_vacuum rbu test.db state.db }
+ set state [rbu state]
+ check_prestep_state test.db $state
+ set rc [rbu step]
+ check_poststep_state $rc test.db $state
+ if {$rc!="SQLITE_OK"} break
+ if {$step==1} { rbu close }
+ }
+ rbu close
+ } {SQLITE_DONE}]
+
+ uplevel [list do_execsql_test $tn.2 {
+ PRAGMA integrity_check
+ } ok]
+}
+
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