diff options
Diffstat (limited to 'tests/expr.test')
| -rw-r--r-- | tests/expr.test | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/tests/expr.test b/tests/expr.test index 876fce2..d3289b8 100644 --- a/tests/expr.test +++ b/tests/expr.test @@ -10,7 +10,7 @@ # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # -# RCS: @(#) $Id: expr.test,v 1.48 2005/11/01 15:18:27 dgp Exp $ +# RCS: @(#) $Id: expr.test,v 1.49 2005/11/08 20:22:03 dgp Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { package require tcltest 2.1 @@ -6554,10 +6554,34 @@ test expr-46.12 {round() boundary case - -1/2 + 1 ulp} { } expr {round($x)} } 0 -test expr-46.13 {round() handling of long/bignum boundary} { +test expr-46.13 {round() boundary case - round down} { + expr {round(2147483647 - 0.51)} +} 2147483646 + +test expr-46.14 {round() boundary case - round up} { + expr {round(2147483647 - 0.50)} +} 2147483647 + +test expr-46.15 {round() boundary case - round up to wide} { + expr {round(2147483647 + 0.50)} +} [expr {wide(2147483647) + 1}] + +test expr-46.16 {round() boundary case - round up} { + expr {round(-2147483648 + 0.51)} +} -2147483647 + +test expr-46.17 {round() boundary case - round down} { + expr {round(-2147483648 + 0.50)} +} -2147483648 +test expr-46.18 {round() boundary case - round down to wide} { + expr {round(-2147483648 - 0.50)} +} [expr {wide(-2147483648) - 1}] + +test expr-46.19 {round() handling of long/bignum boundary} { expr {round(double(0x7fffffffffffffff))} } 9223372036854775808 + # cleanup if {[info exists a]} { unset a |