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feat: add mock snapshot serializer (#1717)
* feat: add mock snapshot serializer * chore: cleanup
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packages/vitest/src/integrations/snapshot/port/mockSerializer.ts
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/** | ||
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. | ||
* | ||
* This source code is licensed under the MIT license found in the | ||
* LICENSE file in the root directory of this source tree. | ||
* | ||
* https://github.com/facebook/jest/blob/4eb4f6a59b6eae0e05b8e51dd8cd3fdca1c7aff1/packages/jest-snapshot/src/mockSerializer.ts#L4 | ||
*/ | ||
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import type { NewPlugin } from 'pretty-format' | ||
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export const serialize: NewPlugin['serialize'] = ( | ||
val, | ||
config, | ||
indentation, | ||
depth, | ||
refs, | ||
printer, | ||
): string => { | ||
// Serialize a non-default name, even if config.printFunctionName is false. | ||
const name = val.getMockName() | ||
const nameString = name === 'vi.fn()' ? '' : ` ${name}` | ||
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let callsString = '' | ||
if (val.mock.calls.length !== 0) { | ||
const indentationNext = indentation + config.indent | ||
callsString | ||
= ` {${ | ||
config.spacingOuter | ||
}${indentationNext | ||
}"calls": ${ | ||
printer(val.mock.calls, config, indentationNext, depth, refs) | ||
}${config.min ? ', ' : ',' | ||
}${config.spacingOuter | ||
}${indentationNext | ||
}"results": ${ | ||
printer(val.mock.results, config, indentationNext, depth, refs) | ||
}${config.min ? '' : ',' | ||
}${config.spacingOuter | ||
}${indentation | ||
}}` | ||
} | ||
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return `[MockFunction${nameString}]${callsString}` | ||
} | ||
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export const test: NewPlugin['test'] = val => val && !!val._isMockFunction | ||
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const plugin: NewPlugin = { serialize, test } | ||
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export default plugin |
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