# Unit test

**URL:** <https://www.ruby-forum.com/t/unit-test/149766>\
**Category:** Rails\
**Created:** [September 29, 2008, 2:53pm UTC](https://www.ruby-forum.com/t/unit-test/149766 "2008-09-29T14:53:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![srijith](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/c77e96/32.png) [@srijith](https://www.ruby-forum.com/u/srijith)\
**Post date:** [September 29, 2008, 2:53pm UTC](https://www.ruby-forum.com/t/unit-test/149766/1 "2008-09-29T14:53:50Z")

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Hi  
is it possible to write unit testing for database independent  
application.  
if its possible then any one can help how to write unit test to check  
whether the text field value is blank(keep in mind no database) or not.

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<div class="post-metadata">

**Author:** ![srijith](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/c77e96/32.png) [@srijith](https://www.ruby-forum.com/u/srijith)\
**Post date:** [September 30, 2008, 4:43am UTC](https://www.ruby-forum.com/t/unit-test/149766/2 "2008-09-30T04:43:46Z")

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On Sep 29, 8:53 am, babu nair [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
wrote:

> Hi  
> is it possible to write unit testing for database independent  
> application.  
> if its possible then any one can help how to write unit test to check  
> whether the text field value is blank(keep in mind no database) or not.

i’ve used this method before:

[http://www.bphogan.com/learn/pdf/tableless\_contact\_form.pdf](http://www.bphogan.com/learn/pdf/tableless_contact_form.pdf)