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Update test.ts #2105

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33 changes: 33 additions & 0 deletions lib/node_modules/@stdlib/utils/circular-buffer/docs/types/test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -36,3 +36,36 @@ import CircularBuffer = require( './index' );
new CircularBuffer(); // $ExpectError
new CircularBuffer( 3, 4 ); // $ExpectError
}

// Test the behavior when initializing with a capacity of zero
{
const buffer = new CircularBuffer(0);
buffer.push(1); // $ExpectError
buffer.pop(); // $ExpectError
buffer.length; // $ExpectType number
}

// Test the behavior when pushing elements of different types
{
const buffer = new CircularBuffer<string>(3);
buffer.push('a');
buffer.push('b');
buffer.push(3); // $ExpectError
buffer.push(null); // $ExpectError
}

// Test the behavior when popping from an empty buffer
{
const buffer = new CircularBuffer<number>(3);
buffer.pop(); // $ExpectError
}

// Test the behavior when clearing the buffer
{
const buffer = new CircularBuffer<number>(3);
buffer.push(1);
buffer.push(2);
buffer.clear();
buffer.length; // $ExpectType number
buffer.pop(); // $ExpectError
}