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Diffstat (limited to 'tcl8.6/tests/winTime.test')
-rw-r--r-- | tcl8.6/tests/winTime.test | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/tcl8.6/tests/winTime.test b/tcl8.6/tests/winTime.test new file mode 100644 index 0000000..add8f98 --- /dev/null +++ b/tcl8.6/tests/winTime.test @@ -0,0 +1,66 @@ +# This file tests the tclWinTime.c file. +# +# 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) 1997 Sun Microsystems, Inc. +# Copyright (c) 1998-1999 by Scriptics Corporation. +# +# 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::* +} + +::tcltest::loadTestedCommands +catch [list package require -exact Tcltest [info patchlevel]] + +testConstraint testwinclock [llength [info commands testwinclock]] + +# The next two tests will crash on Windows if the check for negative +# clock values is not done properly. + +test winTime-1.1 {TclpGetDate} {win} { + set ::env(TZ) JST-9 + set result [clock format -1 -format %Y] + unset ::env(TZ) + set result +} {1970} +test winTime-1.2 {TclpGetDate} {win} { + set ::env(TZ) PST8 + set result [clock format 1 -format %Y] + unset ::env(TZ) + set result +} {1969} + +# Next test tries to make sure that the Tcl clock stays in step +# with the Windows clock. 30 sec really isn't enough, +# but how much time does a tester have patience for? + +test winTime-2.1 {Synchronization of Tcl and Windows clocks} {testwinclock} { + # May fail due to OS/hardware discrepancies. See: + # http://support.microsoft.com/default.aspx?scid=kb;en-us;274323 + set failed {} + set ok 1 + foreach start_sec [testwinclock] break + while { 1 } { + foreach { sys_sec sys_usec tcl_sec tcl_usec } [testwinclock] break + set diff [expr { $tcl_sec - $sys_sec + + 1.0e-6 * ( $tcl_usec - $sys_usec ) }] + if { abs($diff) > 0.06 } { + set failed "Tcl clock differs from system clock by $diff sec" + break + } else { + testwinsleep 1 + } + if { $sys_sec - $start_sec >= 30 } break + } + set failed +} {} + +# cleanup +::tcltest::cleanupTests +return |