From: Vincent Pit <vince@profvince.com>
Date: Mon, 18 Apr 2011 23:29:06 +0000 (+0200)
Subject: Solve all test failures with combinations of old perl, Test::More and Exporter
X-Git-Tag: v0.03~5
X-Git-Url: http://git.vpit.fr/?p=perl%2Fmodules%2FTest-Leaner.git;a=commitdiff_plain;h=c5ef09dc0767113f5a35beeb4d4ce86bc84d774b

Solve all test failures with combinations of old perl, Test::More and Exporter
---

diff --git a/t/02-import-arg.t b/t/02-import-arg.t
index ee3da6b..46f2cc1 100644
--- a/t/02-import-arg.t
+++ b/t/02-import-arg.t
@@ -5,6 +5,8 @@ use warnings;
 
 BEGIN { delete $ENV{PERL_TEST_LEANER_USES_TEST_MORE} }
 
+use Carp ();
+
 use Test::Leaner ();
 use Test::More   ();
 
@@ -17,6 +19,20 @@ sub get_subroutine {
  return *$glob{CODE};
 }
 
+sub has_module_version {
+ my ($module, $version) = @_;
+
+ local $@;
+ eval qq{
+  require $module;
+  "$module"->VERSION(\$version);
+  1;
+ }
+}
+
+sub has_test_more_version { has_module_version 'Test::More', @_ }
+sub has_exporter_version  { has_module_version 'Exporter',   @_ }
+
 my $this_stash = \%main::;
 
 my @default_exports = qw<
@@ -60,7 +76,12 @@ SKIP:
 
 Test::More::plan(tests => 9 * @default_exports + 8 + 3);
 
-check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan exports stuff on Test::More <= 0.51');
+check_imports([ ], [ ], has_test_more_version('0.51') ? undef : 'Test::More::plan exports stuff on Test::More <= 0.51');
+
+local *Carp::carp = sub {
+ local $Carp::CarpLevel = ($Carp::CarpLevel || 0) + 1;
+ Carp::croak(@_);
+} unless has_exporter_version('5.565');
 
 {
  local $@;
@@ -81,6 +102,7 @@ check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan
 }
 
 {
+ delete $this_stash->{use_ok} unless has_test_more_version('0.51');
  local $@;
  eval {
   Test::Leaner->import(import => [ 'use_ok' ]);
@@ -119,7 +141,10 @@ check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan
  check_imports([ grep $_ ne 'fail', @default_exports ], [ 'fail' ]);
 }
 
+SKIP:
 {
+ Test::More::skip('Exporter 5.58 required to test negative imports'
+                   => 1 + @default_exports) unless has_exporter_version('5.58');
  local $@;
  eval {
   Test::Leaner->import(import => [ 'pass' ], import => [ '!fail' ]);
@@ -128,7 +153,10 @@ check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan
  check_imports([ 'pass' ], [ ]);
 }
 
+SKIP:
 {
+ Test::More::skip('Exporter 5.58 required to test negative imports'
+                   => 1 + @default_exports) unless has_exporter_version('5.58');
  local $@;
  eval {
   Test::Leaner->import(import => [ 'fail' ], import => [ '!fail' ]);
diff --git a/t/03-fallback.t b/t/03-fallback.t
index 3bda266..93129ae 100644
--- a/t/03-fallback.t
+++ b/t/03-fallback.t
@@ -3,6 +3,14 @@
 use strict;
 use warnings;
 
+BEGIN {
+ if ($^V ge v5.8.4 and $^V le v5.8.5) {
+  require Test::More;
+  Test::More::plan(skip_all
+                       => 'goto may segfault randomly on perl 5.8.4 and 5.8.5');
+ }
+}
+
 BEGIN { $ENV{PERL_TEST_LEANER_USES_TEST_MORE} = 1 }
 
 use Test::Leaner;
@@ -29,6 +37,19 @@ sub get_subroutine {
  return *$glob{CODE};
 }
 
+sub has_module_version {
+ my ($module, $version) = @_;
+
+ local $@;
+ eval qq{
+  require $module;
+  "$module"->VERSION(\$version);
+  1;
+ }
+}
+
+sub has_test_more_version { has_module_version 'Test::More', @_ }
+
 my $leaner_stash = \%Test::Leaner::;
 my $more_stash   = \%Test::More::;
 my $this_stash   = \%main::;
@@ -98,27 +119,33 @@ for (@only_in_test_leaner) {
                 "$_ was not imported into main");
 }
 
-my @only_in_test_more = qw<
- use_ok
- require_ok
- can_ok
- isa_ok
- new_ok
- subtest
- explain
- todo_skip
->;
-
-for (@only_in_test_more) {
- my $more_variant = get_subroutine($more_stash, $_);
-
- SKIP: {
-  Test::More::skip("$_ is not implemented in this version of Test::More" => 2)
-                   unless defined $more_variant;
-
-  Test::More::ok(!exists $leaner_stash->{$_},
-                 "$_ was not imported into Test::Leaner");
-  Test::More::ok(!exists $this_stash->{$_},
-                 "$_ was not imported into main");
+SKIP:
+{
+ Test::More::skip('Test::More::plan exports stuff on Test::More <= 0.51'
+                                 => 2 * 8) unless has_test_more_version('0.51');
+
+ my @only_in_test_more = qw<
+  use_ok
+  require_ok
+  can_ok
+  isa_ok
+  new_ok
+  subtest
+  explain
+  todo_skip
+ >;
+
+ for (@only_in_test_more) {
+  my $more_variant = get_subroutine($more_stash, $_);
+
+  SKIP: {
+   Test::More::skip("$_ is not implemented in this version of Test::More" => 2)
+                    unless defined $more_variant;
+
+   Test::More::ok(!exists $leaner_stash->{$_},
+                  "$_ was not imported into Test::Leaner");
+   Test::More::ok(!exists $this_stash->{$_},
+                  "$_ was not imported into main");
+  }
  }
 }
diff --git a/t/04-fallback-import-arg.t b/t/04-fallback-import-arg.t
index 968a750..ed9ad43 100644
--- a/t/04-fallback-import-arg.t
+++ b/t/04-fallback-import-arg.t
@@ -5,6 +5,8 @@ use warnings;
 
 BEGIN { $ENV{PERL_TEST_LEANER_USES_TEST_MORE} = 1 }
 
+use Carp ();
+
 use Test::Leaner ();
 use Test::More   ();
 
@@ -17,6 +19,20 @@ sub get_subroutine {
  return *$glob{CODE};
 }
 
+sub has_module_version {
+ my ($module, $version) = @_;
+
+ local $@;
+ eval qq{
+  require $module;
+  "$module"->VERSION(\$version);
+  1;
+ }
+}
+
+sub has_test_more_version { has_module_version 'Test::More', @_ }
+sub has_exporter_version  { has_module_version 'Exporter',   @_ }
+
 my $this_stash = \%main::;
 
 my @default_exports = qw<
@@ -58,9 +74,19 @@ SKIP:
  delete $this_stash->{$_} for @default_exports, keys %imported, @not_imported;
 }
 
-Test::More::plan(tests => 9 * @default_exports + 8 + 3);
+if ($^V ge v5.8.4 and $^V le v5.8.5) {
+ Test::More::plan(skip_all
+                       => 'goto may segfault randomly on perl 5.8.4 and 5.8.5');
+} else {
+ Test::More::plan(tests => 9 * @default_exports + 8 + 3);
+}
+
+check_imports([ ], [ ], has_test_more_version('0.51') ? undef : 'Test::More::plan exports stuff on Test::More <= 0.51');
 
-check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan exports stuff on Test::More <= 0.51');
+local *Carp::carp = sub {
+ local $Carp::CarpLevel = ($Carp::CarpLevel || 0) + 1;
+ Carp::croak(@_);
+} unless has_exporter_version('5.565');
 
 {
  local $@;
@@ -81,6 +107,7 @@ check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan
 }
 
 {
+ delete $this_stash->{use_ok} unless has_test_more_version('0.51');
  local $@;
  eval {
   Test::Leaner->import(import => [ 'use_ok' ]);
@@ -119,7 +146,10 @@ check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan
  check_imports([ grep $_ ne 'fail', @default_exports ], [ 'fail' ]);
 }
 
+SKIP:
 {
+ Test::More::skip('Exporter 5.58 required to test negative imports'
+                   => 1 + @default_exports) unless has_exporter_version('5.58');
  local $@;
  eval {
   Test::Leaner->import(import => [ 'pass' ], import => [ '!fail' ]);
@@ -128,7 +158,10 @@ check_imports([ ], [ ], $Test::More::VERSION > 0.51 ? undef : 'Test::More::plan
  check_imports([ 'pass' ], [ ]);
 }
 
+SKIP:
 {
+ Test::More::skip('Exporter 5.58 required to test negative imports'
+                   => 1 + @default_exports) unless has_exporter_version('5.58');
  local $@;
  eval {
   Test::Leaner->import(import => [ 'fail' ], import => [ '!fail' ]);