1 files changed, 138 insertions, 0 deletions
diff --git a/lib/Tie/File/t/25_gen_nocache.t b/lib/Tie/File/t/25_gen_nocache.t
new file mode 100644
index 0000000000..bafecf0b9f
--- /dev/null
+++ b/lib/Tie/File/t/25_gen_nocache.t
@@ -0,0 +1,138 @@
+#!/usr/bin/perl
+#
+# Regular read-write tests with caching disabled
+# (Same as 01_gen.t)
+#
+
+my $file = "tf$$.txt";
+
+print "1..68\n";
+
+my $N = 1;
+use Tie::File;
+print "ok $N\n"; $N++;
+
+my $o = tie @a, 'Tie::File', $file, autochomp => 0, autodefer => 0, memory => 0;
+print $o ? "ok $N\n" : "not ok $N\n";
+$N++;
+
+$: = $o->{recsep};
+
+# 3-5 create
+$a[0] = 'rec0';
+check_contents("rec0");
+
+# 6-11 append
+$a[1] = 'rec1';
+check_contents("rec0", "rec1");
+$a[2] = 'rec2';
+check_contents("rec0", "rec1", "rec2");
+
+# 12-20 same-length alterations
+$a[0] = 'new0';
+check_contents("new0", "rec1", "rec2");
+$a[1] = 'new1';
+check_contents("new0", "new1", "rec2");
+$a[2] = 'new2';
+check_contents("new0", "new1", "new2");
+
+# 21-35 lengthening alterations
+$a[0] = 'long0';
+check_contents("long0", "new1", "new2");
+$a[1] = 'long1';
+check_contents("long0", "long1", "new2");
+$a[2] = 'long2';
+check_contents("long0", "long1", "long2");
+$a[1] = 'longer1';
+check_contents("long0", "longer1", "long2");
+$a[0] = 'longer0';
+check_contents("longer0", "longer1", "long2");
+
+# 36-50 shortening alterations, including truncation
+$a[0] = 'short0';
+check_contents("short0", "longer1", "long2");
+$a[1] = 'short1';
+check_contents("short0", "short1", "long2");
+$a[2] = 'short2';
+check_contents("short0", "short1", "short2");
+$a[1] = 'sh1';
+check_contents("short0", "sh1", "short2");
+$a[0] = 'sh0';
+check_contents("sh0", "sh1", "short2");
+
+# (51-56) file with holes
+$a[4] = 'rec4';
+check_contents("sh0", "sh1", "short2", "", "rec4");
+$a[3] = 'rec3';
+check_contents("sh0", "sh1", "short2", "rec3", "rec4");
+
+# (57-59) zero out file
+@a = ();
+check_contents();
+
+# (60-62) insert into the middle of an empty file
+$a[3] = "rec3";
+check_contents("", "", "", "rec3");
+
+# (63-68) 20020326 You thought there would be a bug in STORE where if
+# a cached record was false, STORE wouldn't see it at all.  But you
+# forgot that records always come back from the cache with the record
+# separator attached, so they are unlikely to be false.  The only
+# really weird case is when the cached record is empty and the record
+# separator is "0".  Test that in 09_gen_rs.t.
+$a[1] = "0";
+check_contents("", "0", "", "rec3");
+$a[1] = "whoops";
+check_contents("", "whoops", "", "rec3");
+
+
+use POSIX 'SEEK_SET';
+sub check_contents {
+  my @c = @_;
+  my $x = join $:, @c, '';
+  local *FH = $o->{fh};
+  seek FH, 0, SEEK_SET;
+#  my $open = open FH, "< $file";
+  my $a;
+  { local $/; $a = <FH> }
+  $a = "" unless defined $a;
+  if ($a eq $x) {
+    print "ok $N\n";
+  } else {
+    ctrlfix($a, $x);
+    print "not ok $N\n# expected <$x>, got <$a>\n";
+  }
+  $N++;
+
+  # now check FETCH:
+  my $good = 1;
+  my $msg;
+  for (0.. $#c) {
+    my $aa = $a[$_];
+    unless ($aa eq "$c[$_]$:") {
+      $msg = "expected <$c[$_]$:>, got <$aa>";
+      ctrlfix($msg);
+      $good = 0;
+    }
+  }
+  print $good ? "ok $N\n" : "not ok $N # $msg\n";
+  $N++;
+
+  print $o->_check_integrity($file, $ENV{INTEGRITY}) 
+      ? "ok $N\n" : "not ok $N\n";
+  $N++;
+}
+
+sub ctrlfix {
+  for (@_) {
+    s/\n/\\n/g;
+    s/\r/\\r/g;
+  }
+}
+
+END {
+  undef $o;
+  untie @a;
+  1 while unlink $file;
+}
+