X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ftests%2Ftests.pm;h=0cc6c7ad2325f0fd294274940d117fd3ebc3f52e;hb=cc41c0acfbda000cb416b3492bc8de3480b62904;hp=e167cf5d835d9604421e7aab4c24869da9e81fdc;hpb=9750868b9c1fc53f2ac25bd7fe0f6152cc55ff03;p=pintos-anon

diff --git a/src/tests/tests.pm b/src/tests/tests.pm
index e167cf5..0cc6c7a 100644
--- a/src/tests/tests.pm
+++ b/src/tests/tests.pm
@@ -10,6 +10,15 @@ sub pass;
 die if @ARGV != 2;
 our ($test, $src_dir) = @ARGV;
 
+our (@prereq_tests) = ();
+if ($test =~ /^(.*)-persistence$/) {
+    push (@prereq_tests, $1);
+}
+for my $prereq_test (@prereq_tests) {
+    my (@result) = read_text_file ("$prereq_test.result");
+    fail "Prerequisite test $prereq_test failed.\n" if $result[0] ne 'PASS';
+}
+
 my ($msg_file) = tempfile ();
 select ($msg_file);
 
@@ -112,6 +121,8 @@ sub check_for_triple_fault {
     print <<EOF;
 \u$run spontaneously rebooted $reboots times.
 This is most often caused by unhandled page faults.
+Read the Triple Faults section in the Debugging chapter
+of the Pintos manual for more information.
 EOF
 
     fail;
@@ -152,7 +163,7 @@ sub compare_output {
     my $ignore_exit_codes = exists $options{IGNORE_EXIT_CODES};
     if ($ignore_exit_codes) {
 	delete $options{IGNORE_EXIT_CODES};
-	@output = grep (!/^[a-zA-Z0-9-_]+: exit\(\d+\)$/, @output);
+	@output = grep (!/^[a-zA-Z0-9-_]+: exit\(\-?\d+\)$/, @output);
     }
     my $ignore_user_faults = exists $options{IGNORE_USER_FAULTS};
     if ($ignore_user_faults) {
@@ -233,7 +244,8 @@ sub compare_output {
 #         recursively.
 sub check_archive {
     my ($expected_hier) = @_;
-    my (@output) = read_text_file ("$test.get-output");
+
+    my (@output) = read_text_file ("$test.output");
     common_checks ("file system extraction run", @output);
 
     @output = get_core_output ("file system extraction run", @output);
@@ -242,11 +254,12 @@ sub check_archive {
 
     my ($test_base_name) = $test;
     $test_base_name =~ s%.*/%%;
-    $expected_hier->{$test_base_name} = $test;
+    $test_base_name =~ s%-persistence$%%;
+    $expected_hier->{$test_base_name} = $prereq_tests[0];
     $expected_hier->{'tar'} = 'tests/filesys/extended/tar';
 
     my (%expected) = normalize_fs (flatten_hierarchy ($expected_hier, ""));
-    my (%actual) = read_tar ("$test.tar");
+    my (%actual) = read_tar ("$prereq_tests[0].tar");
 
     my ($errors) = 0;
     foreach my $name (sort keys %expected) {
@@ -271,7 +284,7 @@ sub check_archive {
 		my ($esc_name) = $name;
 		$esc_name =~ s/[^[:print:]]/./g;
 		print <<EOF;
-$esc_name exists in the file system but should not.  (The expected name
+$esc_name exists in the file system but should not.  (The name
 of this file contains unusual characters that were printed as `.'.)
 EOF
 	    }
@@ -442,6 +455,7 @@ sub print_fs {
 	}
 	print "\n";
     }
+    print "(empty)\n" if !@_;
 }
 
 # normalize_fs (%FS)
@@ -508,12 +522,12 @@ sub flatten_hierarchy {
 sub read_tar {
     my ($archive) = @_;
     my (%content);
-    open (ARCHIVE, '<', $archive) or die "$archive: open: $1\n";
+    open (ARCHIVE, '<', $archive) or fail "$archive: open: $!\n";
     for (;;) {
 	my ($header);
 	if ((my $retval = sysread (ARCHIVE, $header, 512)) != 512) {
-	    die "$archive: unexpected end of file\n" if $retval >= 0;
-	    die "$archive: read: $!\n";
+	    fail "$archive: unexpected end of file\n" if $retval >= 0;
+	    fail "$archive: read: $!\n";
 	}
 
 	last if $header eq "\0" x 512;
@@ -521,33 +535,33 @@ sub read_tar {
 	# Verify magic numbers.
 	if (substr ($header, 257, 6) ne "ustar\0"
 	    || substr ($header, 263, 2) ne '00') {
-	    die "$archive: corrupt ustar header\n";
+	    fail "$archive: corrupt ustar header\n";
 	}
 
 	# Verify checksum.
 	my ($chksum) = oct (unpack ("Z*", substr ($header, 148, 8, ' ' x 8)));
 	my ($correct_chksum) = unpack ("%32a*", $header);
-	die "$archive: bad header checksum\n" if $chksum != $correct_chksum;
+	fail "$archive: bad header checksum\n" if $chksum != $correct_chksum;
 
 	# Get file name.
 	my ($name) = unpack ("Z100", $header);
 	my ($prefix) = unpack ("Z*", substr ($header, 345));
 	$name = "$prefix/$name" if $prefix ne '';
-	die "$archive: contains file with empty name" if $name eq '';
+	fail "$archive: contains file with empty name" if $name eq '';
 
 	# Get type.
 	my ($typeflag) = substr ($header, 156, 1);
 	$typeflag = '0' if $typeflag eq "\0";
-	die "unknown file type '$typeflag'\n" if $typeflag !~ /[05]/;
+	fail "unknown file type '$typeflag'\n" if $typeflag !~ /[05]/;
 
 	# Get size.
 	my ($size) = oct (unpack ("Z*", substr ($header, 124, 12)));
-	die "bad size $size\n" if $size < 0;
+	fail "bad size $size\n" if $size < 0;
 	$size = 0 if $typeflag eq '5';
 
 	# Store content.
 	if (exists $content{$name}) {
-	    die "$archive: contains multiple entries for $name\n";
+	    fail "$archive: contains multiple entries for $name\n";
 	}
 	if ($typeflag eq '5') {
 	    $content{$name} = 'directory';