diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/unsupported.test | 322 |
1 files changed, 312 insertions, 10 deletions
diff --git a/tests/unsupported.test b/tests/unsupported.test index c043ae2..48cd130 100644 --- a/tests/unsupported.test +++ b/tests/unsupported.test @@ -1,4 +1,4 @@ -# Commands covered: proc, apply, [interp alias], [namespce import], tailcall +# Commands covered: tailcall, atProcExit, coroutine, yield # # This file contains a collection of tests for experimental commands that are # found in ::tcl::unsupported. The tests will migrate to normal test files @@ -9,7 +9,7 @@ # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # -# RCS: @(#) $Id: unsupported.test,v 1.3 2008/08/04 14:59:53 msofer Exp $ +# RCS: @(#) $Id: unsupported.test,v 1.4 2008/08/17 19:37:13 msofer Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { package require tcltest @@ -19,15 +19,11 @@ if {[lsearch [namespace children] ::tcltest] == -1} { testConstraint testnrelevels [llength [info commands testnrelevels]] testConstraint atProcExit [llength [info commands ::tcl::unsupported::atProcExit]] testConstraint tailcall [llength [info commands ::tcl::unsupported::tailcall]] +testConstraint coroutine [llength [info commands ::tcl::unsupported::yield]] -if {[testConstraint atProcExit]} { - namespace eval tcl::unsupported namespace export atProcExit - namespace import tcl::unsupported::atProcExit -} - -if {[testConstraint tailcall]} { - namespace eval tcl::unsupported namespace export tailcall - namespace import tcl::unsupported::tailcall +if {[namespace exists tcl::unsupported]} { + namespace eval tcl::unsupported namespace export * + namespace import tcl::unsupported::* } # @@ -424,10 +420,311 @@ test unsupported-AT.1 {atProcExit and tailcall} -constraints { rename a {} } -result {{0 2 3 1 6} {0 2 3 1 6} 0} +# +# Test coroutines +# + +if {[testConstraint coroutine]} { + namespace import tcl::unsupported::coroutine + namespace import tcl::unsupported::yield +} + +set lambda [list {{start 0} {stop 10}} { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + yield [expr {$i*$stop}] + incr i + } +}] + + +test unsupported-C.1.1 {coroutine basic} -constraints {coroutine} \ +-setup { + coroutine foo ::apply $lambda + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [foo] + } + set res +} -cleanup { + rename foo {} + unset res +} -result {0 10 20} + +test unsupported-C.1.2 {coroutine basic} -constraints {coroutine} \ +-setup { + coroutine foo ::apply $lambda 2 8 + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [foo] + } + set res +} -cleanup { + rename foo {} + unset res +} -result {16 24 32} + +test unsupported-C.1.3 {yield returns new arg} -constraints {coroutine} \ +-setup { + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + set stop [yield [expr {$i*$stop}]] + incr i + } + } + coroutine foo ::apply [list {{start 2} {stop 10}} $body] + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [foo $k] + } + set res +} -cleanup { + rename foo {} + unset res +} -result {20 6 12} + +test unsupported-C.1.4 {yield in nested proc} -constraints {coroutine} \ +-setup { + proc moo {} { + upvar 1 i i stop stop + yield [expr {$i*$stop}] + } + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + moo + incr i + } + } + coroutine foo ::apply [list {{start 0} {stop 10}} $body] + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [foo $k] + } + set res +} -cleanup { + rename foo {} + rename moo {} + unset body res +} -result {0 10 20} + +test unsupported-C.1.5 {just yield} -constraints {coroutine} \ +-body { + coroutine foo yield + list [foo] [catch foo msg] $msg +} -cleanup { + unset msg +} -result {{} 1 {invalid command name "foo"}} + +test unsupported-C.1.6 {just yield} -constraints {coroutine} \ +-body { + coroutine foo [list yield] + list [foo] [catch foo msg] $msg +} -cleanup { + unset msg +} -result {{} 1 {invalid command name "foo"}} + +test unsupported-C.1.7 {yield in nested uplevel} -constraints {coroutine} \ +-setup { + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + uplevel 0 [list yield [expr {$i*$stop}]] + incr i + } + } + coroutine foo ::apply [list {{start 0} {stop 10}} $body] + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [eval foo $k] + } + set res +} -cleanup { + rename foo {} + unset body res +} -result {0 10 20} + +test unsupported-C.1.8 {yield in nested uplevel} -constraints {coroutine} \ +-setup { + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + uplevel 0 yield [expr {$i*$stop}] + incr i + } + } + coroutine foo ::apply [list {{start 0} {stop 10}} $body] + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [eval foo $k] + } + set res +} -cleanup { + rename foo {} + unset body res +} -result {0 10 20} + +test unsupported-C.1.9 {yield in nested eval} -constraints {coroutine} \ +-setup { + proc moo {} { + upvar 1 i i stop stop + yield [expr {$i*$stop}] + } + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + eval moo + incr i + } + } + coroutine foo ::apply [list {{start 0} {stop 10}} $body] + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [foo $k] + } + set res +} -cleanup { + rename moo {} + unset body res +} -returnCodes error -result {cannot yield: C stack busy} + +test unsupported-C.1.10 {yield in nested eval} -constraints {coroutine} \ +-setup { + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + eval yield + incr i + } + } + coroutine foo ::apply [list {{start 0} {stop 10}} $body] + set res {} +} -body { + for {set k 1} {$k < 4} {incr k} { + lappend res [eval foo $k] + } + set res +} -cleanup { + unset body res +} -returnCodes error -result {cannot yield: C stack busy} + +test unsupported-C.1.11 {yield outside coroutine} -constraints {coroutine} \ +-setup { + proc moo {} { + upvar 1 i i stop stop + yield [expr {$i*$stop}] + } +} -body { + variable i 5 stop 6 + moo +} -cleanup { + rename moo {} + unset i stop +} -returnCodes error -result {yield can only be called in a coroutine} + +test unsupported-C.1.12 {proc as coroutine} -constraints {coroutine} \ +-setup { + set body { + # init + set i $start + set imax $stop + yield + + while {$i < $imax} { + uplevel 0 [list yield [expr {$i*$stop}]] + incr i + } + } + proc moo {{start 0} {stop 10}} $body + coroutine foo moo 2 8 +} -body { + list [foo] [foo] +} -cleanup { + unset body + rename moo {} + rename foo {} +} -result {16 24} + +test unsupported-C.2.1 {self deletion on return} -constraints {coroutine} \ +-body { + coroutine foo set x 3 + foo +} -returnCodes error -result {invalid command name "foo"} + +test unsupported-C.2.2 {self deletion on return} -constraints {coroutine} \ +-body { + coroutine foo ::apply [list {} {yield; yield 1; return 2}] + list [foo] [foo] [catch foo msg] $msg +} -result {1 2 1 {invalid command name "foo"}} + +test unsupported-C.2.3 {self deletion on error return} -constraints {coroutine} \ +-body { + coroutine foo ::apply [list {} {yield;yield 1; error ouch!}] + list [foo] [catch foo msg] $msg [catch foo msg] $msg +} -result {1 1 ouch! 1 {invalid command name "foo"}} + +test unsupported-C.2.4 {self deletion on other return} -constraints {coroutine} \ +-body { + coroutine foo ::apply [list {} {yield;yield 1; return -code 100 ouch!}] + list [foo] [catch foo msg] $msg [catch foo msg] $msg +} -result {1 100 ouch! 1 {invalid command name "foo"}} + +test unsupported-C.2.5 {deletion of suspended coroutine} -constraints {coroutine} \ +-body { + coroutine foo ::apply [list {} {yield; yield 1; return 2}] + list [foo] [rename foo {}] [catch foo msg] $msg +} -result {1 {} 1 {invalid command name "foo"}} + +test unsupported-C.2.6 {deletion of running coroutine} -constraints {coroutine} \ +-body { + coroutine foo ::apply [list {} {yield; rename foo {}; yield 1; return 2}] + list [foo] [catch foo msg] $msg +} -result {1 1 {invalid command name "foo"}} + + # cleanup ::tcltest::cleanupTests + +unset -nocomplain lambda + if {[testConstraint tailcall]} { namespace forget tcl::unsupported::tailcall } @@ -436,6 +733,11 @@ if {[testConstraint atProcExit]} { namespace forget tcl::unsupported::atProcExit } +if {[testConstraint coroutine]} { + namespace forget tcl::unsupported::coroutine + namespace forget tcl::unsupported::yield +} + if {[testConstraint testnrelevels]} { namespace forget testnre::* namespace delete testnre |