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Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
I guess I'm not clear on how to do "and" tests. I wanted to make sure an argument existed which was working well with [ -e $VAR ] , but it turns out that was also evaluating as true on an empty string; which I do not want.
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What is the expected syntax for checking exception messages in MiniTest's assert_raises/must_raise?
What is the expected syntax for checking exception messages in MiniTest's assert_raises / must_raise ?
4 Answers
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Design patterns to avoid [closed]
...follow them to some degree in order to create isolated and repeatable unit tests.
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Returning value from Thread
...A value gets changed inside the Thread and I'd like to return it to the test() method. Is there a way to do this?
8 Ans...
Singleton: How should it be used
...ct of a type in system" - "...and never want to mock that object in a unit test."
– Cygon
Oct 19 '14 at 18:21
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How do I check if a string is a number (float)?
...but I think it's very close): it is more usual to put only the part being "tested" in the try clause, so I would put the return True in an else clause of the try. One of the reasons is that with the code in the question, if I had to review it, I would have to check that the second statement in the ...
Postgres dump of only parts of tables for a dev snapshot
...ction our database is a few hundred gigabytes in size. For development and testing, we need to create snapshots of this database that are functionally equivalent, but which are only 10 or 20 gigs in size.
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Clear text from textarea with selenium
I've got some tests where I'm checking that the proper error message appears when text in certain fields are invalid. One check for validity is that a certain textarea element is not empty.
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Passing arguments to C# generic new() of templated type
... question, but new answer ;-)
The ExpressionTree version: (I think the fastests and cleanest solution)
Like Welly Tambunan said, "we could also use expression tree to build the object"
This will generate a 'constructor' (function) for the type/parameters given. It returns a delegate and accept th...
SQL is null and = null [duplicate]
...ows by coding where my_column = null.
SQL provides the special syntax for testing if a column is null, via is null and is not null, which is a special condition to test for a null (or not a null).
Here's some SQL showing a variety of conditions and and their effect as per above.
create table t (x...