allows merging a second time into the same observation

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:222:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:561:18)

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:222:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:561:18)

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:222:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:561:18)

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:222:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:561:18)

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:204:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:521:18)

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:204:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:521:18)

Error: page.evaluate: UnknownError: An internal error was encountered in the Indexed Database server
at setSettings (tests/utils/settings.js:15:13)
at Object.set (tests/fixtures.ts:382:28)
at tests/merging.spec.js:8:21

Error: page.evaluate: InvalidStateError: Failed to execute 'transaction' on 'IDBDatabase': The database connection is closing.
at dumpDatabase (tests/utils/database.js:61:33)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:528:18)

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:204:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:521:18)

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:222:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:561:18)

Test timeout of 90000ms exceeded while running "beforeEach" hook.
at tests/merging.spec.js:7:6

Error: page.waitForFunction: Test timeout of 90000ms exceeded.
at Object.ready (tests/fixtures.ts:222:17)
at Object.base.extend.forEachTest.auto (tests/fixtures.ts:561:18)