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source [file dirname [info script]]/testing.tcl
needs constraint jim
# Test the expr-sugar syntax: $(...)
test exprsugar-1.1 {Simple operations} {
set x $(2)
} 2
test exprsugar-1.2 {Simple operations} {
set x $(-3)
} -3
test exprsugar-1.3 {Simple operations} {
set x $(!0)
} 1
test exprsugar-1.4 {Simple operations} {
set a 3
set x $($a)
} 3
test exprsugar-1.5 {Simple operations} {
set x $($a + 4)
} 7
test exprsugar-1.6 {Simple operations} {
set x $(6 * 7 + 2)
} 44
test exprsugar-1.7 {Simple operations} {
set a bb
set x $($a in {aa bb cc})
} 1
test exprsugar-1.8 {Simple operations} {
set a 1
set x $($a ? "yes" : "no")
} yes
test exprsugar-1.9 {Simple operations} {
set a 1
set x $([incr a])
list $a $x
} {2 2}
# expr sugar inside an expression is an error
test exprsugar-1.10 {Simple operations} {
catch {set x $(1 + $(5 * 7))}
} 1
test exprsugar-1.11 {Simple operations} {
unset a
set a(b) 3
set x $(2 + $a(b))
} 5
test exprsugar-1.12 {Simple operations} {
set x $((2 + 4))
} 6
# This necessary to ensure that things like exit will pass through expr-sugar
test exprsugar-1.13 {Non-error return inside expr-sugar} -body {
proc a {} { break }
set x $([a])
} -returnCodes break
testreport
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