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The goal of the style guide is to try provide rules to write code that looks the same no matter what project. It is a guide and is always up for discussion by the team. I have created [https://github.com/AutomatedTester/mozwebqa-test-templates templates] based on the details below. | The goal of the style guide is to try provide rules to write code that looks the same no matter what project. It is a guide and is always up for discussion by the team. I have created [https://github.com/AutomatedTester/mozwebqa-test-templates templates] based on the details below. | ||
=All Files= | = All Files = | ||
== File Headers == | |||
* At the top of each file should have python file header | |||
<pre class="brush:py;toolbar:false;"> | <pre class="brush:py;toolbar:false;"> | ||
#!/usr/bin/env python | #!/usr/bin/env python | ||
</pre> | </pre> | ||
* Each file should have a completed copy of the [http://www.mozilla.org/MPL/boilerplate-1.1/mpl-tri-license-sh MPL] | |||
*Each file should have a completed copy of the [http://www.mozilla.org/MPL/boilerplate-1.1/mpl-tri-license-sh MPL] | * Each file should pass [http://www.python.org/dev/peps/pep-0008/ PEP8] except for line length, see below. | ||
*Each file should pass [http://www.python.org/dev/peps/pep-0008/ PEP8] except for line length, see below. | |||
** I.e. parameters should have a comma and a space e.g. | ** I.e. parameters should have a comma and a space e.g. | ||
<pre class="brush:py;toolbar:false;"> | <pre class="brush:py;toolbar:false;"> | ||
# Good | # Good | ||
| Line 22: | Line 18: | ||
def method(self,parameter) | def method(self,parameter) | ||
</pre> | </pre> | ||
** Lines should try not to have more than 100 characters. | |||
**Lines should try not to have more than 100 characters. | ** Indenting should be a soft tab (4 spaces) as common with in Python. Do not mix tabs and spaces! | ||
**Indenting should be a soft tab(4 spaces) as common with in Python. Do not mix tabs and spaces | ** There should be no whitespace at the end of the file (as per PEP8) | ||
**There should be no whitespace at the end of the file(as per PEP8) | ** Comments should be on the line above. Remember to update comments when changing code so that code matches the comments. | ||
**Comments should be on the line above. Remember to update comments when changing code so that code matches the comments. | ** Class names should be in Pascal style as this is Python idiomatic. | ||
**Class names should be in Pascal style as this is Python idiomatic | |||
<pre class="brush:py;toolbar:false;"> | <pre class="brush:py;toolbar:false;"> | ||
# Good | # Good | ||
| Line 37: | Line 31: | ||
</pre> | </pre> | ||
== | = Page Objects = | ||
* All Page Objects should inherit from Page in page.py | == General == | ||
* Page Objects should not do asserts. This should be done within the test | * All Page Objects should inherit from Page in page.py. | ||
* Each Page should be grouped within one module | * Page Objects should not do asserts. This should be done within the test. | ||
* Each Page should be grouped within one module. | |||
* If using mutliple words to describe a module separate them with underscores '_' | * If using mutliple words to describe a module separate them with underscores '_' | ||
test_search.py | test_search.py | ||
* Timeout time should be taken from | * Timeout time should be taken from pytest-mozwebqa via page.py's timeout property. | ||
** Locator variables should be prefixed with _ to show that it is "[http://docs.python.org/tutorial/classes.html#private-variables private]" | == Locators == | ||
** Variables should be descriptive of the area and not clash with any properties | ** Locator variables should be prefixed with _ to show that it is "[http://docs.python.org/tutorial/classes.html#private-variables private]". | ||
** Suffix of _locator | ** Variables should be descriptive of the area and not clash with any properties. | ||
** Suffix of _locator. | |||
** Accessing Locators should be done through a property method as this keeps the locator as readonly. | ** Accessing Locators should be done through a property method as this keeps the locator as readonly. | ||
<pre class="brush:py;toolbar:false;"> | <pre class="brush:py;toolbar:false;"> | ||
| Line 61: | Line 56: | ||
return self.selenium.get_title() | return self.selenium.get_title() | ||
</pre> | </pre> | ||
* | * We should use locators in the following order of preference (there will be exceptions): | ||
** Methods that perform actions on the page should indicate the action in the method name | ** ID | ||
** Name | |||
** CSS | |||
** XPath | |||
* Locators should include the strategy instead of using implied strategies. | |||
<pre class="brush:py;toolbar:false;"> | |||
# Good | |||
_my_locator = "id=content" | |||
# Bad | |||
_my_locator = "content" | |||
</pre> | |||
* CSS locators should use whitespace for readability when using direct descendants. | |||
<pre class="brush:py;toolbar:false;"> | |||
# Good | |||
_my_locator = "css=#content > p > a" | |||
# Bad | |||
_my_locator = "css=#content>p>a" | |||
</pre> | |||
== Actions == | |||
* Methods that perform actions on the page should indicate the action in the method name. | |||
<pre class="brush:py;toolbar:false;"> | <pre class="brush:py;toolbar:false;"> | ||
# Good | # Good | ||
| Line 71: | Line 88: | ||
</pre> | </pre> | ||
= | = Tests = | ||
* Module names should be called test_ and then | * Module names should be called test_ and then behavioral areas. | ||
* Test | test_search_positive.py | ||
* Test | * Test method signature should include mozwebqa to use pytest-mozwebqa plugin. | ||
<pre class="brush:py;toolbar:false;"> | |||
def test_example(self, mozwebqa): | |||
</pre> | |||
* Test method names should always show the intent of the test case. | |||
<pre class="brush:py;toolbar:false;"> | <pre class="brush:py;toolbar:false;"> | ||
# Good | # Good | ||
def | def test_that_advanced_search_does_not_find_item(self, mozwebqa): | ||
# Bad | # Bad | ||
def test_advanced_search(self): | def test_advanced_search(self, mozwebqa): | ||
</pre> | </pre> | ||
* Tests should handle the asserts not the | * Tests should handle the asserts -- not the page objects. | ||
To make sure that we can review your patch as quickly and efficiently as possibly we would like patches to have 1 test in them and the necessary changes to the Page Objects. This also limits the chances of merge conflicts | = Size of patches = | ||
To make sure that we can review your patch as quickly and efficiently as possibly we would like patches to have 1 test in them and the necessary changes to the Page Objects. This also limits the chances of merge conflicts later. | |||