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author | dgp <dgp@users.sourceforge.net> | 2015-09-23 16:29:38 (GMT) |
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committer | dgp <dgp@users.sourceforge.net> | 2015-09-23 16:29:38 (GMT) |
commit | e52bf0ecd422e64401d71475c5995f18c49c8561 (patch) | |
tree | 989556eb66a38ec6eb9c13372dd48ad40f8fb77e /tests | |
parent | f0f0d2b1abf721e7cae3584cf4fc01cd5e0b9f66 (diff) | |
parent | 261ff342b1e18433e104577ad6f8dc7c50f9292a (diff) | |
download | tcl-e52bf0ecd422e64401d71475c5995f18c49c8561.zip tcl-e52bf0ecd422e64401d71475c5995f18c49c8561.tar.gz tcl-e52bf0ecd422e64401d71475c5995f18c49c8561.tar.bz2 |
[32ae34e63a] Prevent segfaults and data corruption when CopyData() is called
recursively.
Diffstat (limited to 'tests')
-rw-r--r-- | tests/io.test | 186 | ||||
-rw-r--r-- | tests/ioCmd.test | 26 |
2 files changed, 199 insertions, 13 deletions
diff --git a/tests/io.test b/tests/io.test index 50c5808..914cbca 100644 --- a/tests/io.test +++ b/tests/io.test @@ -7886,6 +7886,192 @@ test io-53.15 {[ed29c4da21] DoRead: fblocked seen as error} -setup { removeFile out } -result 100 +test io-53.18 {[32ae34e63a] recursive CopyData} -setup { + proc driver {cmd args} { + variable buffer + variable index + set chan [lindex $args 0] + switch -- $cmd { + initialize { + set index($chan) 0 + set buffer($chan) [encoding convertto utf-8 \ + [string repeat a 100]] + return {initialize finalize watch read} + } + finalize { + unset index($chan) buffer($chan) + return + } + watch { + if {"read" in [lindex $args 1]} { + chan postevent $chan read + } + return + } + read { + set n [lindex $args 1] + set new [expr {$index($chan) + $n}] + set result [string range $buffer($chan) $index($chan) $new-1] + set index($chan) $new + return $result + } + } + } + proc more {c outChan bytes args} { + if {[eof $c]} { + set ::done eof + catch {close $c} + return + } + if {[llength $args]} { + set ::done error + } else { + chan copy $c $outChan -command [list [namespace which more] $c $outChan] + } + } + set c [chan create read [namespace which driver]] + chan configure $c -encoding utf-8 + set out [makeFile {} out] + set outChan [open $out w] + # Different encoding to force use of DoReadChars() + chan configure $outChan -encoding iso8859-1 +} -body { + after 100 {set ::done timeout} + chan copy $c $outChan -size 99 -command [list [namespace which more] $c $outChan] + vwait ::done + set ::done +} -cleanup { + close $outChan + removeFile out + rename driver {} + rename more {} + unset ::done +} -result eof + +test io-53.19 {[32ae34e63a] stop ReflectWatch filtering} -setup { + proc driver {cmd args} { + variable buffer + variable index + set chan [lindex $args 0] + switch -- $cmd { + initialize { + set index($chan) 0 + set buffer($chan) [encoding convertto utf-8 \ + [string repeat a 100]] + return {initialize finalize watch read} + } + finalize { + unset index($chan) buffer($chan) + return + } + watch { + if {"read" in [lindex $args 1]} { + chan postevent $chan read + } + return + } + read { + set n [lindex $args 1] + set new [expr {$index($chan) + $n}] + set result [string range $buffer($chan) $index($chan) $new-1] + set index($chan) $new + return $result + } + } + } + proc more {c outChan bytes args} { + if {[eof $c]} { + set ::done eof + catch {close $c} + return + } + if {[llength $args]} { + set ::done error + } else { + chan copy $c $outChan -size 30 -command [list [namespace which more] $c $outChan] + } + } + set c [chan create read [namespace which driver]] + chan configure $c -encoding utf-8 -buffersize 20 + set out [makeFile {} out] + set outChan [open $out w] + # Different encoding to force use of DoReadChars() + chan configure $outChan -encoding iso8859-1 +} -body { + after 100 {set ::done timeout} + chan copy $c $outChan -size 30 -command [list [namespace which more] $c $outChan] + vwait ::done + set ::done +} -cleanup { + catch {close $outChan} + removeFile out + rename driver {} + rename more {} + unset ::done +} -result eof + +test io-53.20 {[e0a7b3e5f8] DoRead calls to UpdateInterest} -setup { + proc driver {cmd args} { + variable buffer + variable index + set chan [lindex $args 0] + switch -- $cmd { + initialize { + set index($chan) 0 + set buffer($chan) [encoding convertto utf-8 \ + [string repeat a 100]] + return {initialize finalize watch read} + } + finalize { + unset index($chan) buffer($chan) + return + } + watch { + if {"read" in [lindex $args 1]} { + chan postevent $chan read + } + return + } + read { + set n [lindex $args 1] + set new [expr {$index($chan) + $n}] + set result [string range $buffer($chan) $index($chan) $new-1] + set index($chan) $new + return $result + } + } + } + proc more {c outChan bytes args} { + if {[eof $c]} { + set ::done eof + catch {close $c} + return + } + if {[llength $args]} { + set ::done error + } else { + chan copy $c $outChan -size 10 -command [list [namespace which more] $c $outChan] + } + } + set c [chan create read [namespace which driver]] + chan configure $c -encoding utf-8 -buffersize 20 + set out [makeFile {} out] + set outChan [open $out w] + # Same encoding to force use of DoRead() + chan configure $outChan -encoding utf-8 +} -body { + after 100 {set ::done timeout} + chan copy $c $outChan -size 10 -command [list [namespace which more] $c $outChan] + vwait ::done + set ::done +} -cleanup { + catch {close $outChan} + removeFile out + rename driver {} + rename more {} + unset ::done +} -result eof + test io-54.1 {Recursive channel events} {socket fileevent} { # This test checks to see if file events are delivered during recursive # event loops when there is buffered data on the channel. diff --git a/tests/ioCmd.test b/tests/ioCmd.test index 5a76d48..e2a6d84 100644 --- a/tests/ioCmd.test +++ b/tests/ioCmd.test @@ -981,7 +981,7 @@ test iocmd-23.1 {chan read, regular data return} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} {read rc* 4096} snarfsnarf} +} -result {{read rc* 4096} {read rc* 4096} {watch rc* {}} snarfsnarf} test iocmd-23.2 {chan read, bad data return, to much} -match glob -body { set res {} proc foo {args} { @@ -993,7 +993,7 @@ test iocmd-23.2 {chan read, bad data return, to much} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} 1 {read delivered more than requested}} +} -result {{read rc* 4096} {watch rc* {}} 1 {read delivered more than requested}} test iocmd-23.3 {chan read, for non-readable channel} -match glob -body { set res {} proc foo {args} { @@ -1016,7 +1016,7 @@ test iocmd-23.4 {chan read, error return} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} 1 BOOM!} +} -result {{read rc* 4096} {watch rc* {}} 1 BOOM!} test iocmd-23.5 {chan read, break return is error} -match glob -body { set res {} proc foo {args} { @@ -1028,7 +1028,7 @@ test iocmd-23.5 {chan read, break return is error} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} 1 *bad code*} +} -result {{read rc* 4096} {watch rc* {}} 1 *bad code*} test iocmd-23.6 {chan read, continue return is error} -match glob -body { set res {} proc foo {args} { @@ -1040,7 +1040,7 @@ test iocmd-23.6 {chan read, continue return is error} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} 1 *bad code*} +} -result {{read rc* 4096} {watch rc* {}} 1 *bad code*} test iocmd-23.7 {chan read, custom return is error} -match glob -body { set res {} proc foo {args} { @@ -1052,7 +1052,7 @@ test iocmd-23.7 {chan read, custom return is error} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} 1 *bad code*} +} -result {{read rc* 4096} {watch rc* {}} 1 *bad code*} test iocmd-23.8 {chan read, level is squashed} -match glob -body { set res {} proc foo {args} { @@ -1064,7 +1064,7 @@ test iocmd-23.8 {chan read, level is squashed} -match glob -body { close $c rename foo {} set res -} -result {{read rc* 4096} 1 *bad code* {-code 1 -level 0 -errorcode NONE -errorline 1 -errorinfo *bad code*subcommand "read"*}} +} -result {{read rc* 4096} {watch rc* {}} 1 *bad code* {-code 1 -level 0 -errorcode NONE -errorline 1 -errorinfo *bad code*subcommand "read"*}} test iocmd-23.9 {chan read, no data means eof} -match glob -setup { set res {} proc foo {args} { @@ -1080,7 +1080,7 @@ test iocmd-23.9 {chan read, no data means eof} -match glob -setup { close $c rename foo {} unset res -} -result {{read rc* 4096} {} 1} +} -result {{read rc* 4096} {watch rc* {}} {} 1} test iocmd-23.10 {chan read, EAGAIN means no data, yet no eof either} -match glob -setup { set res {} proc foo {args} { @@ -1096,7 +1096,7 @@ test iocmd-23.10 {chan read, EAGAIN means no data, yet no eof either} -match glo close $c rename foo {} unset res -} -result {{read rc* 4096} {} 0} +} -result {{read rc* 4096} {watch rc* {}} {} 0} test iocmd-23.11 {chan read, close pulls the rug out} -match glob -body { set res {} proc foo {args} { @@ -1410,14 +1410,14 @@ test iocmd-25.10 {chan configure, cgetall, level is ignored} -match glob -body { test iocmd-26.1 {chan configure, set standard option} -match glob -body { set res {} proc foo {args} { - oninit configure; onfinal; track; note MUST_NOT_HAPPEN; return + oninit configure; onfinal; track; return } set c [chan create {r w} foo] note [fconfigure $c -translation lf] close $c rename foo {} set res -} -result {{}} +} -result {{watch rc* {}} {}} test iocmd-26.2 {chan configure, set option, error return} -match glob -body { set res {} proc foo {args} { @@ -1955,7 +1955,7 @@ test iocmd-31.6 {chan postevent, posted events do happen} -match glob -body { close $c rename foo {} set res -} -result {{watch rc* read} {} TOCK {} {watch rc* {}}} +} -result {{watch rc* read} {} TOCK {watch rc* read} {} {watch rc* {}}} test iocmd-31.7 {chan postevent, posted events do happen} -match glob -body { set res {} proc foo {args} {oninit; onfinal; track; return} @@ -1968,7 +1968,7 @@ test iocmd-31.7 {chan postevent, posted events do happen} -match glob -body { close $c rename foo {} set res -} -result {{watch rc* write} {} TOCK {} {watch rc* {}}} +} -result {{watch rc* write} {} TOCK {watch rc* write} {} {watch rc* {}}} test iocmd-31.8 {chan postevent after close throws error} -match glob -setup { proc foo {args} {oninit; onfinal; track; return} proc dummy args { return } |