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source [file dirname [info script]]/testing.tcl
needs cmd try tclcompat
test try-1.1 "Simple case" {
try {
set x 0
} finally {
incr x
}
} 0
test try-1.2 "Error in body" {
list [catch {
try {
set x 0
error message
} finally {
incr x
}
} msg] $msg $x
} {1 message 1}
test try-1.3 "Error in finally" {
list [catch {
try {
set x 0
} finally {
incr x
error finally
}
} msg] $msg $x
} {1 finally 1}
test try-1.4 "Error in both" {
list [catch {
try {
set x 0
error message
} finally {
incr x
error finally
}
} msg] $msg $x
} {1 finally 1}
test try-1.5 "break in body" {
list [catch {
try {
set x 0
break
} finally {
incr x
}
} msg] $msg $x
} {3 {} 1}
test try-1.6 "break in finally" {
list [catch {
try {
set x 0
} finally {
incr x
break
}
} msg] $msg $x
} {3 {} 1}
test try-1.7 "return value from try, not finally" {
list [catch {
try {
set x 0
} finally {
incr x
}
} msg] $msg $x
} {0 0 1}
test try-1.8 "return from within try" {
proc a {} {
try {
return 1
}
# notreached
return 2
}
a
} {1}
test try-1.9 "return -code from within try" {
proc a {} {
try {
return -code break text
}
# notreached
return 2
}
list [catch a msg] $msg
} {3 text}
proc c {} {
try {
error here
} on error {msg opts} {
# jim can do simply:
if {[catch {incr opts(-level)}]} {
# Must be Tcl
dict incr opts -level
}
return {*}$opts $msg
}
}
test try-3.1 "rethrow error in try/on handler" {
list [catch c msg] $msg
} {1 here}
testreport
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