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Diffstat (limited to 'tests/foreacha.test')
| -rw-r--r-- | tests/foreacha.test | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/tests/foreacha.test b/tests/foreacha.test new file mode 100644 index 0000000..09a90e4 --- /dev/null +++ b/tests/foreacha.test @@ -0,0 +1,217 @@ +# Commands covered: foreach, continue, break +# +# This file contains a collection of tests for one or more of the Tcl +# built-in commands. Sourcing this file into Tcl runs the tests and +# generates output for errors. No output means no errors were found. +# +# Copyright (c) 1991-1993 The Regents of the University of California. +# Copyright (c) 1994-1997 Sun Microsystems, Inc. +# +# See the file "license.terms" for information on usage and redistribution +# of this file, and for a DISCLAIMER OF ALL WARRANTIES. + +if {[lsearch [namespace children] ::tcltest] == -1} { + package require tcltest + namespace import -force ::tcltest::* +} + +catch {unset a} +catch {unset x} + +# ----- Basic "foreacha" operation (non-compiled) ------------------------------ + +test foreacha-1.1 {basic foreacha tests (non-compiled) - foldl/reduce with initial value} { + set x {} + set c [foreacha a 0 b {1 2 3 4} { lappend x $a ; incr a $b }] + list $a $b $c $x +} {10 4 10 {0 1 3 6}} + +test foreacha-1.2 {basic foreacha tests (non-compiled) - foldl/reduce without initial value} { + set x {} + set c [foreacha {a b} {1 2 3 4 5 6} { lappend x $a ; incr a $b }] + list $a $b $c $x +} {21 6 21 {1 3 6 10 15}} + +test foreacha-1.3 {basic foreacha tests (non-compiled) - filter} { + foreacha a {} b {1 2 3 4 5 6} { if { ($b % 2)==0 } { lappend a $b } } +} {2 4 6} + +test foreacha-1.3.1 {basic foreacha tests (non-compiled) - filter (via continue)} { + foreacha a {} b {1 2 3 4 5 6} { if { ($b % 2)==0 } continue; lappend a $b } +} {1 3 5} + +test foreacha-1.4 {basic foreacha tests (non-compiled) - map} { + foreacha a {} b {1 2 3 4 5 6} { lappend a [lrepeat $b $b] } +} {1 {2 2} {3 3 3} {4 4 4 4} {5 5 5 5 5} {6 6 6 6 6 6}} + +test foreacha-1.5 {basic foreacha tests (non-compiled) - prefix (via break)} { + foreacha a {} b {1 2 3 4 5 6} { if { $b > 4 } break; lappend a $b } +} {1 2 3 4} + +test foreacha-1.6 {basic foreacha tests (non-compiled) - accumulator doesn't iterate} { + set x {} + set b [foreacha a {1 2 3 4} { lappend x $a }] + list $a $b $x +} {1 1 1} + +test foreacha-1.7 {basic foreacha tests (non-compiled) - accumulator doesn't iterate} { + set x {} + set c [foreacha a {1 2 3 4} b 0 { lappend x $a $b ; append a $b ; append b $a }] + list $a $b $c $x +} {10 010 10 {1 0}} + +test foreacha-1.8 {basic foreacha tests (non-compiled) - huge list} { + foreacha {a b} [lsearch -all [lrepeat 1000000 x] x] { incr a $b } +} 499999500000 + +test foreacha-1.9 {basic foreacha tests (non-compiled) - spaghetti} { + foreacha {a b} [foreacha a {} {b c} [lsearch -all [lrepeat 1000 x] x] { + lappend a [expr { $b * $c }] + }] { + incr a $b + } +} 166416500 + +test foreacha-1.9.1 {basic foreacha tests (non-compiled) - spaghetti with mapeach} { + foreacha {a b} [mapeach {b c} [lsearch -all [lrepeat 1000 x] x] { + expr { $b * $c } + }] { + incr a $b + } +} 166416500 + +test foreacha-1.10 {basic foreacha tests (non-compiled) - nested} { + foreacha {a b} [lsearch -all [lrepeat 1000 x] x] { + incr a [foreacha c 10 d [lrepeat $b $b] { incr c $b }] + } +} 332843490 + +test foreacha-1.10.1 {basic foreacha tests (non-compiled) - nested with loop var collision} { + foreacha {a b} [lsearch -all [lrepeat 1000 x] x] { + foreacha a 10 b [lrepeat $b $b] { incr a $b } + } +} 998011 + +test foreacha-1.10.2 {basic foreacha tests (non-compiled) - nested, inner non-compiled} { + foreacha {a b} [lsearch -all [lrepeat 1000 x] x] { + incr a [eval foreacha c 10 d [list [lrepeat $b $b] { incr c $b }]] + } +} 332843490 + + +# ----- Basic "foreacha" operation (compiled) ---------------------------------- + +test foreacha-2.1 {basic foreacha tests (compiled) - foldl/reduce with initial value} { + apply {{} { + set x {} + set c [foreacha a 0 b {1 2 3 4} { lappend x $a ; incr a $b }] + list $a $b $c $x + }} +} {10 4 10 {0 1 3 6}} + +test foreacha-2.2 {basic foreacha tests (compiled) - foldl/reduce without initial value} { + apply {{} { + set x {} + set c [foreacha {a b} {1 2 3 4 5 6} { lappend x $a ; incr a $b }] + list $a $b $c $x + }} +} {21 6 21 {1 3 6 10 15}} + +test foreacha-2.3 {basic foreacha tests (compiled) - filter} { + apply {{} { + foreacha a {} b {1 2 3 4 5 6} { if { ($b % 2)==0 } { lappend a $b } } + }} +} {2 4 6} + +test foreacha-2.3.1 {basic foreacha tests (non-compiled) - filter (via continue)} { + apply {{} { + foreacha a {} b {1 2 3 4 5 6} { if { ($b % 2)==0 } continue; lappend a $b } + }} +} {1 3 5} + +test foreacha-2.4 {basic foreacha tests (compiled) - map} { + apply {{} { + foreacha a {} b {1 2 3 4 5 6} { lappend a [lrepeat $b $b] } + }} +} {1 {2 2} {3 3 3} {4 4 4 4} {5 5 5 5 5} {6 6 6 6 6 6}} + +test foreacha-2.5 {basic foreacha tests (non-compiled) - prefix (via break)} { + apply {{} { + foreacha a {} b {1 2 3 4 5 6} { if { $b > 4 } break; lappend a $b } + }} +} {1 2 3 4} + +test foreacha-2.6 {basic foreacha tests (compiled) - accumulator doesn't iterate} { + apply {{} { + set x {} + set b [foreacha a {1 2 3 4} { lappend x $a }] + list $a $b $x + }} +} {1 1 1} + +test foreacha-2.7 {basic foreacha tests (compiled) - accumulator doesn't iterate} { + apply {{} { + set x {} + set c [foreacha a {1 2 3 4} b 0 { lappend x $a $b ; append a $b ; append b $a }] + list $a $b $c $x + }} +} {10 010 10 {1 0}} + +test foreacha-2.8 {basic foreacha tests (compiled) - huge list} { + apply {{} { + foreacha {a b} [lsearch -all [lrepeat 1000000 x] x] { incr a $b } + }} +} 499999500000 + +test foreacha-2.9 {basic foreacha tests (compiled) - spaghetti} { + apply {{} { + foreacha {a b} [foreacha a {} {b c} [lsearch -all [lrepeat 1000 x] x] { + lappend a [expr { $b * $c }] + }] { + incr a $b + } + }} +} 166416500 + +test foreacha-2.9.1 {basic foreacha tests (compiled) - spaghetti with mapeach} { + apply {{} { + foreacha {a b} [mapeach {b c} [lsearch -all [lrepeat 1000 x] x] { + expr { $b * $c } + }] { + incr a $b + } + }} +} 166416500 + +test foreacha-2.10 {basic foreacha tests (compiled) - nested} { + apply {{} { + foreacha {a b} [lsearch -all [lrepeat 1000 x] x] { + incr a [foreacha c 10 d [lrepeat $b $b] { incr c $b }] + } + }} +} 332843490 + +test foreacha-2.10.1 {basic foreacha tests (compiled) - nested with loop var collision} { + apply {{} { + foreacha {a b} [lsearch -all [lrepeat 1000 x] x] { + foreacha a 10 b [lrepeat $b $b] { incr a $b } + } + }} +} 998011 + +test foreacha-2.10.2 {basic foreacha tests (compiled) - nested, inner non-compiled} { + apply {{} { + foreacha {a b} [lsearch -all [lrepeat 1000 x] x] { + incr a [eval foreacha c 10 d [list [lrepeat $b $b] { incr c $b }]] + } + }} +} 332843490 + + + +# cleanup +catch {unset a} +catch {unset x} +catch {rename foo {}} +::tcltest::cleanupTests +return |