Testing angular component - having a hard look at it




A typical unit test for Angular looks like this :-

We need to understand

a) A component or fixture represent our angular component which might include a single or more markups.

b) DebugElement are basically specific html markup like span or div that we would like to find after it is our component rendered.

So, in our test it is important to know what we've already initialized our component using code below :-





Next we get an instance of our component and check if it contains certain markups as shown below :-











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The specified initialization vector (IV) does not match the block size for this algorithm

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If you're getting  exception when trying to assigned key to a symmetric key and getting error message below :- The specified initialization vector (IV) does not match the block size for this algorithm And your code probably look like something below :- Then you need to go into debug mode and start looking into the supported size for IV as shown in diagram below :- As you can see, IV is 16 bytes, so you need to provide 16 bytes. The same goes for Key field too, if you're adding anything to it. As long as you provide a valid key size, then we're good and you're code will be ready.
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