1Test2::Manual::Testing(U3s)er Contributed Perl DocumentatTieosnt2::Manual::Testing(3)
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6 Test2::Manual::Testing - Hub for documentation about writing tests with
7 Test2.
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10 This document outlines all the tutorials and POD that cover writing
11 tests. This section does not cover any Test2 internals, nor does it
12 cover how to write new tools, for that see Test2::Manual::Tooling.
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15 When writing tests there are a couple namespaces to focus on:
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17 Test2::Tools::*
18 This is where toolsets can be found. A toolset exports functions
19 that help you make assertions about your code. Toolsets will only
20 export functions, they should not ever have extra/global effects.
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22 Test2::Plugins::*
23 This is where plugins live. Plugins should not export anything, but
24 instead will introduce or alter behaviors for Test2 in general.
25 These behaviors may be lexically scoped, or they may be global.
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27 Test2::Bundle::*
28 Bundles combine toolsets and plugins together to reduce your
29 boilerplate. First time test writers are encouraged to start with
30 the Test2::V0 bundle (which is an exception to the namespace rule
31 as it does not live under "Test2::Bundle::"). If you find yourself
32 loading several plugins and toolsets over and over again you could
33 benefit from writing your own bundle.
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35 Test2::Require::*
36 This namespace contains modules that will cause a test to skip if
37 specific conditions are not met. Use this if you have tests that
38 only run on specific perl versions, or require external libraries
39 that may not always be available.
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42 When you use Test2, specifically things included in Test2::Suite you
43 need to list them in your modules test dependencies. It is important to
44 note that you should list the tools/plugins/bundles you need, you
45 should not simply list Test2::Suite as your dependency. Test2::Suite is
46 a living distribution intended to represent the "current" best
47 practices. As tools, plugins, and bundles evolve, old ones will become
48 discouraged and potentially be moved from Test2::Suite into their own
49 distributions.
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51 One goal of Test2::Suite is to avoid breaking backwards compatibility.
52 Another goal is to always improve by replacing bad designs with better
53 ones. When necessary Test2::Suite will break old modules out into
54 separate dists and define new ones, typically with a new bundle. In
55 short, if we feel the need to break something we will do so by creating
56 a new bundle, and discouraging the old one, but we will not break the
57 old one.
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59 So for example, if you use Test2::V0, and Dist::Zilla you should have
60 this in your config:
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62 [Prereqs / TestRequires]
63 Test2::V0 = 0.000060
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65 You SHOULD NOT do this:
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67 [Prereqs / TestRequires]
68 Test2::Suite = 0.000060
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70 Because Test2::V0 might not always be part of Test2::Suite.
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72 When writing new tests you should often check Test2::Suite to see what
73 the current recommended bundle is.
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75 Dist::Zilla
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77 [Prereqs / TestRequires]
78 Test2::V0 = 0.000060
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80 ExtUtils::MakeMaker
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82 my %WriteMakefileArgs = (
83 ...,
84 "TEST_REQUIRES" => {
85 "Test2::V0" => "0.000060"
86 },
87 ...
88 );
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90 Module::Install
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92 test_requires 'Test2::V0' => '0.000060';
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94 Module::Build
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96 my $build = Module::Build->new(
97 ...,
98 test_requires => {
99 "Test2::V0" => "0.000060",
100 },
101 ...
102 );
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105 SIMPLE/INTRODUCTION TUTORIAL
106 Test2::Manual::Testing::Introduction is an introduction to writing
107 tests using the Test2 tools.
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109 MIGRATING FROM TEST::BUILDER and TEST::MORE
110 Test2::Manual::Testing::Migrating Is a tutorial for converting old
111 tests that use Test::Builder or Test::More to the newer Test2 way of
112 doing things.
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114 ADVANCED PLANNING
115 Test2::Manual::Testing::Planning is a tutorial on the many ways to set
116 a plan.
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118 TODO TESTS
119 Test2::Manual::Testing::Todo is a tutorial for markings tests as TODO.
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121 SUBTESTS
122 COMING SOON.
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124 COMPARISONS
125 COMING SOON.
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127 SIMPLE COMPARISONS
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129 COMING SOON.
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131 ADVANCED COMPARISONS
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133 COMING SOON.
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135 TESTING EXPORTERS
136 COMING SOON.
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138 TESTING CLASSES
139 COMING SOON.
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141 TRAPPING
142 COMING SOON.
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144 TRAPPING EXCEPTIONS
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146 COMING SOON.
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148 TRAPPING WARNINGS
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150 COMING SOON.
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152 DEFERRED TESTING
153 COMING SOON.
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155 MANAGING ENCODINGS
156 COMING SOON.
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158 AUTO-ABORT ON FAILURE
159 COMING SOON.
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161 CONTROLLING RANDOM BEHAVIOR
162 COMING SOON.
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164 WRITING YOUR OWN BUNDLE
165 COMING SOON.
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168 COMING SOON.
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171 COMING SOON.
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174 COMING SOON.
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177 COMING SOON.
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180 Test2::Manual - Primary index of the manual.
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183 The source code repository for Test2-Manual can be found at
184 https://github.com/Test-More/Test2-Suite/.
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187 Chad Granum <exodist@cpan.org>
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190 Chad Granum <exodist@cpan.org>
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193 Copyright 2018 Chad Granum <exodist@cpan.org>.
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195 This program is free software; you can redistribute it and/or modify it
196 under the same terms as Perl itself.
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198 See http://dev.perl.org/licenses/
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202perl v5.32.0 2020-12-16 Test2::Manual::Testing(3)