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bug(tests): docgen.parse

See original GitHub issue

Description

i have 2 tests failing.

Steps to reproduce

yarn test

note: since i get errors when installing with yarn.lock i delete it always before yarn run bootstrap

Expected result

no error

Actual result

Summary of all failing tests
 FAIL  packages/gatsby-transformer-react-docgen/src/__tests__/displayname-handler.js
  ● DisplayNameHandler › Explicitly set displayName as static class member

    No suitable component definition found.

      14 |     ${source}
      15 |   `
    > 16 |   return docgen.parse(code, findAllComponentDefinitions, [handler])[0]
         |                 ^
      17 | }
      18 | 
      19 | describe(`DisplayNameHandler`, () => {

      at parse (node_modules/react-docgen/dist/parse.js:66:13)
      at Object.parse (node_modules/react-docgen/dist/main.js:61:29)
      at parse (packages/gatsby-transformer-react-docgen/src/__tests__/displayname-handler.js:16:17)
      at Object.<anonymous> (packages/gatsby-transformer-react-docgen/src/__tests__/displayname-handler.js:32:17)

  ● DisplayNameHandler › Infer displayName from class declaration/expression name

    No suitable component definition found.

      14 |     ${source}
      15 |   `
    > 16 |   return docgen.parse(code, findAllComponentDefinitions, [handler])[0]
         |                 ^
      17 | }
      18 | 
      19 | describe(`DisplayNameHandler`, () => {

      at parse (node_modules/react-docgen/dist/parse.js:66:13)
      at Object.parse (node_modules/react-docgen/dist/main.js:61:29)
      at parse (packages/gatsby-transformer-react-docgen/src/__tests__/displayname-handler.js:16:17)
      at Object.<anonymous> (packages/gatsby-transformer-react-docgen/src/__tests__/displayname-handler.js:67:19)

Environment

Run gatsby info --clipboard in your project directory and paste the output here:


  System:
    OS: macOS 10.15.3
    CPU: (8) x64 Intel(R) Core(TM) i7-3820QM CPU @ 2.70GHz
    Shell: 3.2.57 - /bin/bash
  Binaries:
    Node: 12.13.1 - ~/.nvm/versions/node/v12.13.1/bin/node
    Yarn: 1.21.0 - /usr/local/bin/yarn
    npm: 6.14.5 - ~/.nvm/versions/node/v12.13.1/bin/npm
  Languages:
    Python: 3.7.6 - /usr/local/opt/python/libexec/bin/python
  Browsers:
    Chrome: 83.0.4103.61
    Safari: 13.0.5
  npmGlobalPackages:
    gatsby-cli: 2.12.29