test: Reduce integration test memory usage

jest.config.js

@@ -14,13 +14,7 @@ module.exports = {
   ],
   testEnvironment: 'node',
   setupFilesAfterEnv: [ 'jest-rdf', '<rootDir>/test/util/SetupTests.ts' ],
-  collectCoverage: true,
-  coverageReporters: [ 'text', 'lcov' ],
-  coveragePathIgnorePatterns: [
-    '/dist/',
-    '/node_modules/',
-    '/test/',
-  ],
+  collectCoverage: false,
   // See https://github.com/matthieubosquet/ts-dpop/issues/13
   moduleNameMapper: {
     '^jose/(.*)$': '<rootDir>/node_modules/jose/dist/node/cjs/$1',

jest.coverage.config.js

@@ -2,6 +2,13 @@ const jestConfig = require('./jest.config');
 
 module.exports = {
   ...jestConfig,
+  collectCoverage: true,
+  coverageReporters: [ 'text', 'lcov' ],
+  coveragePathIgnorePatterns: [
+    '/dist/',
+    '/node_modules/',
+    '/test/',
+  ],
   coverageThreshold: {
     './src': {
       branches: 100,

package.json

@@ -68,7 +68,7 @@
     "test": "npm run test:ts && npm run jest",
     "test:deploy": "test/deploy/validate-configs.sh",
     "test:ts": "tsc -p test --noEmit",
-    "test:integration": "jest --coverageReporters text-summary -- test/integration",
+    "test:integration": "node --expose-gc --no-compilation-cache ./node_modules/jest/bin/jest.js -- test/integration",
     "test:unit": "jest --config=./jest.coverage.config.js test/unit",
     "test:watch": "jest --coverageReporters none --watch test/unit",
     "validate": "componentsjs-compile-config urn:solid-server:default:Initializer -c config/default.json -f > /dev/null",