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# -*- cperl -*-
# Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

# This is a library file used by the Perl version of mysql-test-run,
# and is part of the translation of the Bourne shell script with the
# same name.

package mtr_report;
use strict;

use base qw(Exporter);
our @EXPORT= qw(report_option mtr_print_line mtr_print_thick_line
		mtr_print_header mtr_report mtr_report_stats
		mtr_warning mtr_error mtr_debug mtr_verbose
		mtr_verbose_restart mtr_report_test_passed
		mtr_report_test_skipped mtr_print
		mtr_report_test isotime);

use mtr_match;
use My::Platform;
use POSIX qw[ _exit ];
use IO::Handle qw[ flush ];
require "mtr_io.pl";
use mtr_results;

my $tot_real_time= 0;

our $timestamp= 0;
our $timediff= 0;
our $name;
our $verbose;
our $verbose_restart= 0;
our $timer= 1;

sub report_option {
  my ($opt, $value)= @_;

# Evaluate $opt as string to use "Getopt::Long::Callback legacy API"
  my $opt_name = "$opt";

# Convert - to _ in option name
  $opt_name =~ s/-/_/g;
  no strict 'refs';
  ${$opt_name}= $value;
}

sub _name {
  return $name ? $name." " : undef;
}

sub _mtr_report_test_name ($) {
  my $tinfo= shift;
  my $tname= $tinfo->{name};

return unless defined $verbose;

# Add combination name if any
  $tname.= " '$tinfo->{combination}'"
    if defined $tinfo->{combination};

print _name(). _timestamp();
  printf "%-40s ", $tname;
  my $worker = $tinfo->{worker};
  print "w$worker " if defined $worker;

return $tname;
}

sub mtr_report_test_skipped ($) {
  my ($tinfo)= @_;
  $tinfo->{'result'}= 'MTR_RES_SKIPPED';

mtr_report_test($tinfo);
}

sub mtr_report_test_passed ($) {
  my ($tinfo)= @_;

# Save the timer value
  my $timer_str=  "";
  if ( $timer and -f "$::opt_vardir/log/timer" )
  {
    $timer_str= mtr_fromfile("$::opt_vardir/log/timer");
    $tinfo->{timer}= $timer_str;
    resfile_test_info('duration', $timer_str) if $::opt_resfile;
  }

# Big warning if status already set
  if ( $tinfo->{'result'} ){
    mtr_warning("mtr_report_test_passed: Test result",
		"already set to '", $tinfo->{'result'}, ",");
  }

$tinfo->{'result'}= 'MTR_RES_PASSED';

mtr_report_test($tinfo);

resfile_global("endtime ", isotime (time));
}

sub mtr_report_test ($) {
  my ($tinfo)= @_;
  my $test_name = _mtr_report_test_name($tinfo);

my $comment=  $tinfo->{'comment'};
  my $logfile=  $tinfo->{'logfile'};
  my $warnings= $tinfo->{'warnings'};
  my $result=   $tinfo->{'result'};
  my $retry=    $tinfo->{'retries'} ? "retry-" : "";

if ($result eq 'MTR_RES_FAILED'){

my $timest = format_time();
    my $fail = "fail";

if ( @$::experimental_test_cases )
    {
      # Find out if this test case is an experimental one, so we can treat
      # the failure as an expected failure instead of a regression.
      for my $exp ( @$::experimental_test_cases ) {
	# Include pattern match for combinations
        if ( $exp ne $test_name && $test_name !~ /^$exp / ) {
          # if the expression is not the name of this test case, but has
          # an asterisk at the end, determine if the characters up to
          # but excluding the asterisk are the same
          if ( $exp ne "" && substr($exp, -1, 1) eq "*" ) {
            my $nexp = substr($exp, 0, length($exp) - 1);
            if ( substr($test_name, 0, length($nexp)) ne $nexp ) {
              # no match, try next entry
              next;
            }
            # if yes, fall through to set the exp-fail status
          } else {
            # no match, try next entry
            next;
          }
        }
        $fail = "exp-fail";
        $tinfo->{exp_fail}= 1;
        last;
      }
    }

if ( $warnings )
    {
      mtr_report("[ $retry$fail ]  Found warnings/errors in server log file!");
      mtr_report("        Test ended at $timest");
      mtr_report($warnings);
      return;
    }
    my $timeout= $tinfo->{'timeout'};
    if ( $timeout )
    {
      mtr_report("[ $retry$fail ]  timeout after $timeout seconds");
      mtr_report("        Test ended at $timest");
      mtr_report("\n$tinfo->{'comment'}");
      return;
    }
    else
    {
      mtr_report("[ $retry$fail ]\n        Test ended at $timest");
    }

if ( $logfile )
    {
      # Test failure was detected by test tool and its report
      # about what failed has been saved to file. Display the report.
      mtr_report("\n$logfile\n");
    }
    if ( $comment )
    {
      # The test failure has been detected by mysql-test-run.pl
      # when starting the servers or due to other error, the reason for
      # failing the test is saved in "comment"
      mtr_report("\n$comment\n");
    }

if ( !$logfile and !$comment )
    {
      # Neither this script or the test tool has recorded info
      # about why the test has failed. Should be debugged.
      mtr_report("\nUnknown result, neither 'comment' or 'logfile' set");
    }
  }
  elsif ($result eq 'MTR_RES_SKIPPED')
  {
    if ( $tinfo->{'disable'} )
    {
      mtr_report("[ disabled ]  $comment");
    }
    elsif ( $comment )
    {
      mtr_report("[ skipped ]  $comment");
    }
    else
    {
      mtr_report("[ skipped ]");
    }
  }
  elsif ($result eq 'MTR_RES_PASSED')
  {
    my $timer_str= $tinfo->{timer} || "";
    $tot_real_time += ($timer_str/1000);
    mtr_report("[ ${retry}pass ] ", sprintf("%5s", $timer_str));

# Show any problems check-testcase found
    if ( defined $tinfo->{'check'} )
    {
      mtr_report($tinfo->{'check'});
    }
  }
}

sub mtr_report_stats ($$;$) {
  my ($prefix, $tests, $dont_error)= @_;

# ----------------------------------------------------------------------
  # Find out how we where doing
  # ----------------------------------------------------------------------

my $tot_skipped= 0;
  my $tot_skipdetect= 0;
  my $tot_passed= 0;
  my $tot_failed= 0;
  my $tot_tests=  0;
  my $tot_restarts= 0;
  my $found_problems= 0;

foreach my $tinfo (@$tests)
  {
    if ( $tinfo->{failures} )
    {
      # Test has failed at least one time
      $tot_tests++;
      $tot_failed++;
    }
    elsif ( $tinfo->{'result'} eq 'MTR_RES_SKIPPED' )
    {
      # Test was skipped (disabled not counted)
      $tot_skipped++ unless $tinfo->{'disable'};
      $tot_skipdetect++ if $tinfo->{'skip_detected_by_test'};
    }
    elsif ( $tinfo->{'result'} eq 'MTR_RES_PASSED' )
    {
      # Test passed
      $tot_tests++;
      $tot_passed++;
    }

if ( $tinfo->{'restarted'} )
    {
      # Servers was restarted
      $tot_restarts++;
    }

# Add counts for repeated runs, if any.
    # Note that the last run has already been counted above.
    my $num_repeat = $tinfo->{'repeat'} - 1;
    if ( $num_repeat > 0 )
    {
      $tot_tests += $num_repeat;
      my $rep_failed = $tinfo->{'rep_failures'} || 0;
      $tot_failed += $rep_failed;
      $tot_passed += $num_repeat - $rep_failed;
    }

# Look for warnings produced by mysqltest
    my $base_file= mtr_match_extension($tinfo->{'result_file'},
				       "result"); # Trim extension
    my $warning_file= "$base_file.warnings";
    if ( -f $warning_file )
    {
      $found_problems= 1;
      mtr_warning("Check myqltest warnings in '$warning_file'");
    }
  }

# ----------------------------------------------------------------------
  # Print out a summary report to screen
  # ----------------------------------------------------------------------
  print "The servers were restarted $tot_restarts times\n";

if ( $timer )
  {
    use English;

mtr_report("Spent", sprintf("%.3f", $tot_real_time),"of",
	       time - $BASETIME, "seconds executing testcases");
  }

resfile_global("duration", time - $BASETIME) if $::opt_resfile;

my $warnlog= "$::opt_vardir/log/warnings";
  if ( -f $warnlog )
  {
    mtr_warning("Got errors/warnings while running tests, please examine",
		"'$warnlog' for details.");
 }

print "\n";

# Print a list of check_testcases that failed(if any)
  if ( $::opt_check_testcases )
  {
    my %check_testcases;

foreach my $tinfo (@$tests)
    {
      if ( defined $tinfo->{'check_testcase_failed'} )
      {
	$check_testcases{$tinfo->{'name'}}= 1;
      }
    }

if ( keys %check_testcases )
    {
      print "Check of testcase failed for: ";
      print join(" ", keys %check_testcases);
      print "\n\n";
    }
  }

# Print summary line prefix
  print "$prefix: ";

# Print a list of testcases that failed
  if ( $tot_failed != 0 )
  {

# Print each failed test, again
    #foreach my $test ( @$tests ){
    #  if ( $test->{failures} ) {
    #    mtr_report_test($test);
    #  }
    #}

my $ratio=  $tot_passed * 100 / $tot_tests;
    print "Failed $tot_failed/$tot_tests tests, ";
    printf("%.2f", $ratio);
    print "\% were successful.\n\n";

# Print the list of test that failed in a format
    # that can be copy pasted to rerun only failing tests
    print "Failing test(s):";

my %seen= ();
    foreach my $tinfo (@$tests)
    {
      my $tname= $tinfo->{'name'};
      if ( ($tinfo->{failures} || $tinfo->{rep_failures}) and ! $seen{$tname})
      {
        print " $tname";
	$seen{$tname}= 1;
      }
    }
    print "\n\n";

# Print info about reporting the error
    print
      "The log files in var/log may give you some hint of what went wrong.\n\n",
      "If you want to report this error, please read first ",
      "the documentation\n",
      "at http://dev.mysql.com/doc/mysql/en/mysql-test-suite.html\n\n";

}
  else
  {
    print "All $tot_tests tests were successful.\n\n";
  }

print "$tot_skipped tests were skipped, ".
    "$tot_skipdetect by the test itself.\n\n" if $tot_skipped;

if ( $tot_failed != 0 || $found_problems)
  {
    mtr_error("there were failing test cases") unless $dont_error;
  }
}

##############################################################################
#
#  Text formatting
#
##############################################################################

sub mtr_print_line () {
  print '-' x 74 . "\n";
}

sub mtr_print_thick_line {
  my $char= shift || '=';
  print $char x 78 . "\n";
}

sub mtr_print_header ($) {
  my ($wid) = @_;
  print "\n";
  printf "TEST";
  if ($wid) {
    print " " x 34 . "WORKER ";
  } else {
    print " " x 38;
  }
  print "RESULT   ";
  print "TIME (ms) or " if $timer;
  print "COMMENT\n";
  mtr_print_line();
  print "\n";
}

##############################################################################
#
#  Log and reporting functions
#
##############################################################################

use Time::localtime;

use Time::HiRes qw(gettimeofday);

sub format_time {
  my $tm= localtime();
  return sprintf("%4d-%02d-%02d %02d:%02d:%02d",
		 $tm->year + 1900, $tm->mon+1, $tm->mday,
		 $tm->hour, $tm->min, $tm->sec);
}

my $t0= gettimeofday();

sub _timestamp {
  return "" unless $timestamp;

my $diff;
  if ($timediff){
    my $t1= gettimeofday();
    my $elapsed= $t1 - $t0;

$diff= sprintf(" +%02.3f", $elapsed);

# Save current time for next lap
    $t0= $t1;

}

my $tm= localtime();
  return sprintf("%02d%02d%02d %2d:%02d:%02d%s ",
		 $tm->year % 100, $tm->mon+1, $tm->mday,
		 $tm->hour, $tm->min, $tm->sec, $diff);
}

# Always print message to screen
sub mtr_print (@) {
  print _name(). join(" ", @_). "\n";
}

# Print message to screen if verbose is defined
sub mtr_report (@) {
  if (defined $verbose)
  {
    print _name(). join(" ", @_). "\n";
  }
}

# Print warning to screen
sub mtr_warning (@) {
  print STDERR _name(). _timestamp().
    "mysql-test-run: WARNING: ". join(" ", @_). "\n";
}

# Print error to screen and then exit
sub mtr_error (@) {
  IO::Handle::flush(\*STDOUT) if IS_WINDOWS;
  print STDERR _name(). _timestamp().
    "mysql-test-run: *** ERROR: ". join(" ", @_). "\n";
  if (IS_WINDOWS)
  {
    POSIX::_exit(1);
  }
  else
  {
    exit(1);
  }
}

sub mtr_debug (@) {
  if ( $verbose > 2 )
  {
    print STDERR _name().
      _timestamp(). "####: ". join(" ", @_). "\n";
  }
}

sub mtr_verbose (@) {
  if ( $verbose )
  {
    print STDERR _name(). _timestamp().
      "> ".join(" ", @_)."\n";
  }
}

sub mtr_verbose_restart (@) {
  my ($server, @args)= @_;
  my $proc= $server->{proc};
  if ( $verbose_restart )
  {
    print STDERR _name()._timestamp().
      "> Restart $proc - ".join(" ", @args)."\n";
  }
}

# Used by --result-file for for formatting times

sub isotime($) {
  my ($sec,$min,$hr,$day,$mon,$yr)= gmtime($_[0]);
  return sprintf "%d-%02d-%02dT%02d:%02d:%02dZ",
    $yr+1900, $mon+1, $day, $hr, $min, $sec;
}

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