ea93e2804d
provoke an "out of file-descriptors" error to 20000 (from 2000). FossilOrigin-Name: 3b00f73456c65dfc1827fdada9afb49245f9addfa684d5ae35e69a07f39164bf
129 lines
3.5 KiB
Plaintext
129 lines
3.5 KiB
Plaintext
# 2011 February 19
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this file is testing that error messages are logged via the
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# sqlite3_log() mechanism when certain errors are encountered in the
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# default unix or windows VFS modules.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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if {$::tcl_platform(platform)!="unix"} { finish_test ; return }
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set ::testprefix oserror
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db close
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sqlite3_shutdown
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test_sqlite3_log xLog
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proc xLog {error_code msg} {
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if {[string match os_* $msg]} {
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lappend ::log $msg
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}
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}
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proc do_re_test {tn script expression} {
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uplevel do_test $tn [list [subst -nocommands {
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set res [eval { $script }]
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if {[regexp {$expression} [set res]]} {
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set {} {$expression}
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} else {
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set res
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}
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}]] [list $expression]
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}
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#--------------------------------------------------------------------------
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# Tests oserror-1.* test failures in the open() system call.
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#
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# Test a failure in open() due to too many files.
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#
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# The xOpen() method of the unix VFS calls getcwd() as well as open().
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# Although this does not appear to be documented in the man page, on OSX
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# a call to getcwd() may fail if there are no free file descriptors. So
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# an error may be reported for either open() or getcwd() here.
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#
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if {![clang_sanitize_address]} {
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do_test 1.1.1 {
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set ::log [list]
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list [catch {
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for {set i 0} {$i < 20000} {incr i} { sqlite3 dbh_$i test.db -readonly 1 }
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} msg] $msg
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} {1 {unable to open database file}}
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do_test 1.1.2 {
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catch { for {set i 0} {$i < 20000} {incr i} { dbh_$i close } }
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} {1}
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do_re_test 1.1.3 {
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lindex $::log 0
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} {^os_unix.c:\d+: \(\d+\) (open|getcwd)\(.*test.db\) - }
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}
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# Test a failure in open() due to the path being a directory.
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#
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do_test 1.2.1 {
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file mkdir dir.db
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set ::log [list]
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list [catch { sqlite3 dbh dir.db } msg] $msg
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} {1 {unable to open database file}}
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do_re_test 1.2.2 { lindex $::log 0 } {^os_unix.c:\d+: \(\d+\) open\(.*dir.db\) - }
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# Test a failure in open() due to the path not existing.
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#
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do_test 1.3.1 {
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set ::log [list]
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list [catch { sqlite3 dbh /x/y/z/test.db } msg] $msg
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} {1 {unable to open database file}}
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do_re_test 1.3.2 { lindex $::log 0 } {^os_unix.c:\d+: \(\d+\) open\(.*test.db\) - }
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# Test a failure in open() due to the path not existing.
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#
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do_test 1.4.1 {
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set ::log [list]
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list [catch { sqlite3 dbh /root/test.db } msg] $msg
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} {1 {unable to open database file}}
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do_re_test 1.4.2 {
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lindex $::log 0
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} {^os_unix.c:\d*: \(\d+\) (open|readlink|lstat)\(.*test.db\) - }
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#--------------------------------------------------------------------------
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# Tests oserror-1.* test failures in the unlink() system call.
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#
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ifcapable wal {
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do_test 2.1.1 {
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set ::log [list]
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file mkdir test.db-wal
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forcedelete test.db
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list [catch {
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sqlite3 dbh test.db
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execsql { SELECT * FROM sqlite_master } dbh
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} msg] $msg
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} {1 {disk I/O error}}
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do_re_test 2.1.2 {
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lindex $::log 0
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} {^os_unix.c:\d+: \(\d+\) unlink\(.*test.db-wal\) - }
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do_test 2.1.3 {
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catch { dbh close }
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forcedelete test.db-wal
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} {}
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}
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test_syscall reset
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sqlite3_shutdown
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test_sqlite3_log
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sqlite3_initialize
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finish_test
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