Alex Wayne
Alex Wayne

Reputation: 187252

getting the object passed as an argument to a stubbed method with Mocha

Foo.expects(:bar)
Foo.bar(:abc => 123, :xyz => 987)

# assert Foo.bar was called with a hash that has a key of :abc == 123

Basically I want to examine the object passed as an argument to a stubbed method, in order to inspect on a value of that object. In my situation I can't use Foo.expects(:bar).with({:abc => 123}) because I know the object wont equal each other. I just want to compare a sub-value of the argument.

Surely this is possible, I just can't find the syntax or strategy here.

Upvotes: 14

Views: 2185

Answers (1)

Alex Wayne
Alex Wayne

Reputation: 187252

I figured it out! Turns out with can take a block.

Foo.expects(:bar).with do |the_hash|
  the_hash[:abc] == 123
end

Upvotes: 27

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