fix: resolve tsconfig path with cwd

Author: janesser

lib/load-typescript-config.js

@@ -2,6 +2,7 @@ const tsconfig = require('tsconfig')
 const cache = require('./cache')
 const deprecate = require('./deprecate')
 const logger = require('./logger')
+const path = require('path')
 
 const defaultTypescriptConfig = {
   'compilerOptions': {
@@ -50,7 +51,8 @@ module.exports.loadTypescriptConfig = function loadTypescriptConfig (vueJestConf
       switch (typeof vueJestConfig.tsConfig) {
         case 'string':
           // a path to a config file is being passed in; load it
-          typescriptConfig = require(vueJestConfig.tsConfig)
+          const tsConfigPath = path.resolve(process.cwd(), vueJestConfig.tsConfig)
+          typescriptConfig = require(tsConfigPath)
           break
         case 'boolean':
           // if tsConfig is true, search for it

test/load-typescript-config.spec.js

@@ -87,7 +87,7 @@ describe('load-typescript-config.js', () => {
       }
       writeFileSync(tsConfigPath, JSON.stringify(config))
       const tsConfig = loadTypescriptConfig({
-        tsConfig: tsConfigPath
+        tsConfig: 'some-ts-config.json'
       })
       expect(tsConfig).toEqual(config)
     })