WIP: Tests on search module

client/src/app/core/containers/app.component.spec.ts

.../src/app/core/containers/not-found-page.component.spec.ts

...nt/src/app/core/containers/unauthorized.component.spec.ts

...nts/__snapshots__/dataset-card-doc.component.spec.ts.snap

...mponents/__snapshots__/output-list.component.spec.ts.snap

...umentation/components/dataset-by-family.component.spec.ts

...cumentation/components/dataset-card-doc.component.spec.ts

...ce/documentation/components/output-list.component.spec.ts

...e/documentation/containers/dataset-list.component.spec.ts

.../documentation/containers/documentation.component.spec.ts

...rc/app/instance/home/components/welcome.component.spec.ts

client/src/app/instance/home/home.component.spec.ts

client/src/app/instance/instance.component.spec.ts

...p/instance/search/containers/abstract-search.component.ts

...rc/app/instance/search/containers/criteria.component.html

...src/app/instance/search/containers/dataset.component.html

.../app/instance/search/containers/dataset.component.spec.ts

...t/src/app/instance/search/containers/dataset.component.ts

.../src/app/instance/search/containers/output.component.html

...c/app/instance/search/containers/output.component.spec.ts