Regression tests for 'for reverse ..'

Message-ID: <20080123225325.GA25959@abigail.be>
Date: Wed, 23 Jan 2008 23:53:25 +0100

p4raw-id: //depot/perl@33058

diff --git a/t/cmd/for.t b/t/cmd/for.t
index ccd0424..5593f9b 100755 (executable)
--- a/t/cmd/for.t
+++ b/t/cmd/for.t
@@ -1,6 +1,6 @@
 #!./perl
 
-print "1..80\n";
+print "1..118\n";
 
 for ($i = 0; $i <= 10; $i++) {
     $x[$i] = $i;
@@ -129,6 +129,16 @@ for (map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, '123', 'Forwards for list via map');
+$r = '';
+for (1 .. 3) {
+    $r .= $_;
+}
+is ($r, '123', 'Forwards for list via ..');
+$r = '';
+for ('A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'ABC', 'Forwards for list via ..');
 
 $r = '';
 for (reverse @array) {
@@ -150,6 +160,16 @@ for (reverse map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, '321', 'Reverse for list via map');
+$r = '';
+for (reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, '321', 'Reverse for list via ..');
+$r = '';
+for (reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'CBA', 'Reverse orwards for list via ..');
 
 $r = '';
 for my $i (@array) {
@@ -171,6 +191,16 @@ for my $i (map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, '123', 'Forwards for list via map with var');
+$r = '';
+for my $i (1 .. 3) {
+    $r .= $i;
+}
+is ($r, '123', 'Forwards for list via .. with var');
+$r = '';
+for my $i ('A' .. 'C') {
+    $r .= $i;
+}
+is ($r, 'ABC', 'Forwards for list via .. with var');
 
 $r = '';
 for my $i (reverse @array) {
@@ -192,6 +222,16 @@ for my $i (reverse map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, '321', 'Reverse for list via map with var');
+$r = '';
+for my $i (reverse 1 .. 3) {
+    $r .= $i;
+}
+is ($r, '321', 'Reverse for list via .. with var');
+$r = '';
+for my $i (reverse 'A' .. 'C') {
+    $r .= $i;
+}
+is ($r, 'CBA', 'Reverse for list via .. with var');
 
 # For some reason the generate optree is different when $_ is implicit.
 $r = '';
@@ -214,6 +254,16 @@ for $_ (map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, '123', 'Forwards for list via map with explicit $_');
+$r = '';
+for $_ (1 .. 3) {
+    $r .= $_;
+}
+is ($r, '123', 'Forwards for list via .. with var with explicit $_');
+$r = '';
+for $_ ('A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'ABC', 'Forwards for list via .. with var with explicit $_');
 
 $r = '';
 for $_ (reverse @array) {
@@ -235,6 +285,16 @@ for $_ (reverse map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, '321', 'Reverse for list via map with explicit $_');
+$r = '';
+for $_ (reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, '321', 'Reverse for list via .. with var with explicit $_');
+$r = '';
+for $_ (reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'CBA', 'Reverse for list via .. with var with explicit $_');
 
 # I don't think that my is that different from our in the optree. But test a
 # few:
@@ -258,6 +318,16 @@ for our $i (reverse map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, '321', 'Reverse for list via map with our var');
+$r = '';
+for our $i (reverse 1 .. 3) {
+    $r .= $i;
+}
+is ($r, '321', 'Reverse for list via .. with our var');
+$r = '';
+for our $i (reverse 'A' .. 'C') {
+    $r .= $i;
+}
+is ($r, 'CBA', 'Reverse for list via .. with our var');
 
 
 $r = '';
@@ -280,6 +350,16 @@ for ('A', reverse map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, 'A321', 'Reverse for list via map with leading value');
+$r = '';
+for ('A', reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, 'A321', 'Reverse for list via .. with leading value');
+$r = '';
+for (1, reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for list via .. with leading value');
 
 $r = '';
 for (reverse (@array), 1) {
@@ -301,6 +381,16 @@ for (reverse (map {$_} 1,2,3), 'A') {
     $r .= $_;
 }
 is ($r, '321A', 'Reverse for list via map with trailing value');
+$r = '';
+for (reverse (1 .. 3), 'A') {
+    $r .= $_;
+}
+is ($r, '321A', 'Reverse for list via .. with trailing value');
+$r = '';
+for (reverse ('A' .. 'C'), 1) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for list via .. with trailing value');
 
 
 $r = '';
@@ -324,6 +414,16 @@ for $_ ('A', reverse map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, 'A321', 'Reverse for list via map with leading value with explicit $_');
+$r = '';
+for $_ ('A', reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, 'A321', 'Reverse for list via .. with leading value with explicit $_');
+$r = '';
+for $_ (1, reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for list via .. with leading value with explicit $_');
 
 $r = '';
 for $_ (reverse (@array), 1) {
@@ -347,6 +447,16 @@ for $_ (reverse (map {$_} 1,2,3), 'A') {
 }
 is ($r, '321A',
     'Reverse for list via map with trailing value with explicit $_');
+$r = '';
+for $_ (reverse (1 .. 3), 'A') {
+    $r .= $_;
+}
+is ($r, '321A', 'Reverse for list via .. with trailing value with explicit $_');
+$r = '';
+for $_ (reverse ('A' .. 'C'), 1) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for list via .. with trailing value with explicit $_');
 
 $r = '';
 for my $i (1, reverse @array) {
@@ -368,6 +478,16 @@ for my $i ('A', reverse map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, 'A321', 'Reverse for list via map with leading value and var');
+$r = '';
+for my $i ('A', reverse 1 .. 3) {
+    $r .= $i;
+}
+is ($r, 'A321', 'Reverse for list via .. with leading value and var');
+$r = '';
+for my $i (1, reverse 'A' .. 'C') {
+    $r .= $i;
+}
+is ($r, '1CBA', 'Reverse for list via .. with leading value and var');
 
 $r = '';
 for my $i (reverse (@array), 1) {
@@ -389,6 +509,16 @@ for my $i (reverse (map {$_} 1,2,3), 'A') {
     $r .= $i;
 }
 is ($r, '321A', 'Reverse for list via map with trailing value and var');
+$r = '';
+for my $i (reverse (1 .. 3), 'A') {
+    $r .= $i;
+}
+is ($r, '321A', 'Reverse for list via .. with trailing value and var');
+$r = '';
+for my $i (reverse ('A' .. 'C'), 1) {
+    $r .= $i;
+}
+is ($r, 'CBA1', 'Reverse for list via .. with trailing value and var');
 
 
 $r = '';
@@ -401,6 +531,26 @@ for (reverse map {$_} 1, @array) {
     $r .= $_;
 }
 is ($r, 'CBA1', 'Reverse for value and array via map');
+$r = '';
+for (reverse 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array');
+$r = '';
+for (reverse 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array');
+$r = '';
+for (reverse map {$_} 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array via map');
+$r = '';
+for (reverse map {$_} 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array via map');
 
 $r = '';
 for (reverse (@array, 1)) {
@@ -423,6 +573,26 @@ for $_ (reverse map {$_} 1, @array) {
     $r .= $_;
 }
 is ($r, 'CBA1', 'Reverse for value and array via map with explicit $_');
+$r = '';
+for $_ (reverse 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array with explicit $_');
+$r = '';
+for $_ (reverse 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array with explicit $_');
+$r = '';
+for $_ (reverse map {$_} 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array via map with explicit $_');
+$r = '';
+for $_ (reverse map {$_} 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array via map with explicit $_');
 
 $r = '';
 for $_ (reverse (@array, 1)) {
@@ -446,6 +616,26 @@ for my $i (reverse map {$_} 1, @array) {
     $r .= $i;
 }
 is ($r, 'CBA1', 'Reverse for value and array via map with var');
+$r = '';
+for my $i (reverse 1 .. 3, @array) {
+    $r .= $i;
+}
+is ($r, 'CBA321', 'Reverse for .. and array with var');
+$r = '';
+for my $i (reverse 'X' .. 'Z', @array) {
+    $r .= $i;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array with var');
+$r = '';
+for my $i (reverse map {$_} 1 .. 3, @array) {
+    $r .= $i;
+}
+is ($r, 'CBA321', 'Reverse for .. and array via map with var');
+$r = '';
+for my $i (reverse map {$_} 'X' .. 'Z', @array) {
+    $r .= $i;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array via map with var');
 
 $r = '';
 for my $i (reverse (@array, 1)) {