Avoiding global variables question

xuanbao · · 451 次点击    
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<p>I want to avoid global variables in my tests, would it be better to make a function that retuns a local variable for use in a test or just make a global variables in the test because it wont be compiled into the main program (or will it?)</p> <p>example of using a function to return a local variable</p> <p><code> func DefaultConfig() *Config { return &amp;Config{ SomeValue: 1, OtherValue: 2, } } </code></p> <p>Or since it isnt compiled just use gloabl test variable</p> <p><code> var DefaulttestConfig = &amp;config{ Somevalue: 1, Someothervalue: 2, } </code></p> <hr/>**评论:**<br/><br/>edwinTop: <pre><p>Ben johnson wrote a helpful post - check out point 1 <a href="https://medium.com/@benbjohnson/structuring-applications-in-go-3b04be4ff091" rel="nofollow">https://medium.com/@benbjohnson/structuring-applications-in-go-3b04be4ff091</a></p></pre>0xjnml: <pre><p>Nit: Go doesn&#39;t have global scope. Somehow similar is the universe scope, but user code cannot define anything in universe scope. Go package scope is what you probably mean by &#39;global scope&#39;.</p></pre>jackmott2: <pre><p>Just as an aside, if you ever find yourself having to create a bit of a mess, or add a bunch of code, to avoid one of the rules of thumb of programming, you might consider just breaking the rule.</p> <p>I don&#39;t know if this is one of those cases, just keep that in mind.</p></pre>

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