diff --git a/contexts/Field.js b/contexts/Field.js
index 4dbba8b..d9a4e43 100644
--- a/contexts/Field.js
+++ b/contexts/Field.js
@@ -1,6 +1,10 @@
 import { Status } from '../types/Status'
 import { Labels } from '../i18n/Labels'
 
+/**
+ * Represents a field of work.
+ * Do not confuse with the technical concept of database fields.
+ */
 export const Field = {}
 
 Field.name = 'field'
diff --git a/core-tests.js b/core-tests.js
index a376a78..d803e8c 100644
--- a/core-tests.js
+++ b/core-tests.js
@@ -1,13 +1,13 @@
-//import './contexts/tests/contexts.tests'
-// import './contexts/tests/fileContexts.tests'
-// import './decorators/routes/tests/createGetByIdRoute.tests'
-// import './decorators/routes/tests/getAll.tests'
-// import './i18n/tests/i18n.tests'
-// import './logging/tests/createLog.tests'
-// import './mixins/tests/checkPermissions.tests'
-// import './schema/tests/SchemaOptions.test'
-// import './scoring/tests/Scoring.tests'
-// import './items/tests'
+import './contexts/tests/contexts.tests'
+import './contexts/tests/fileContexts.tests'
+import './decorators/routes/tests/createGetByIdRoute.tests'
+import './decorators/routes/tests/getAll.tests'
+import './i18n/tests/i18n.tests'
+import './logging/tests/createLog.tests'
+import './mixins/tests/checkPermissions.tests'
+import './schema/tests/SchemaOptions.test'
+import './scoring/tests/Scoring.tests'
+import './items/tests'
 import './tts/tests'
-// import './utils/tests'
-// import './validation/tests'
+import './utils/tests'
+import './validation/tests'
diff --git a/errors/FieldNotFoundError.js b/errors/FieldNotFoundError.js
index 51375a5..c6d40ba 100644
--- a/errors/FieldNotFoundError.js
+++ b/errors/FieldNotFoundError.js
@@ -2,8 +2,8 @@ import { Meteor } from 'meteor/meteor'
 
 export class FieldNotFoundError extends Meteor.Error {
   constructor (reason, details) {
-    super(FieldNotFoundError.name, reason, details)
+    super(FieldNotFoundError.NAME, reason, details)
   }
 }
 
-FieldNotFoundError.name = 'errors.fieldNotFound'
+FieldNotFoundError.NAME = 'errors.fieldNotFound'
diff --git a/package.js b/package.js
index 2f83823..fcfd213 100644
--- a/package.js
+++ b/package.js
@@ -1,7 +1,7 @@
 /* eslint-env meteor */
 Package.describe({
   name: 'leaonline:corelib',
-  version: '1.0.0',
+  version: '2.0.0',
   // Brief, one-line summary of the package.
   summary: 'Includes the most common reusable components for lea.online',
   // URL to the Git repository containing the source code for this package.
@@ -12,16 +12,20 @@ Package.describe({
 })
 
 Package.onUse(function (api) {
-  api.versionsFrom('1.6')
+  api.versionsFrom(['3.0.1'])
   api.use('ecmascript')
   api.use('reactive-var')
 })
 
 Package.onTest(function (api) {
-  api.use('ecmascript')
-  api.use('mongo')
-  api.use('random')
-  api.use(['lmieulet:meteor-legacy-coverage', 'lmieulet:meteor-coverage', 'meteortesting:mocha'])
+  api.versionsFrom(['3.0.1'])
+  api.use([
+    'ecmascript',
+    'mongo',
+    'random',
+    // 'lmieulet:meteor-coverage@1.0.0 || 2.0.0',
+    'meteortesting:mocha@3.0.0-rc.1'
+  ])
   api.use('leaonline:corelib')
   api.mainModule('core-tests.js')
 })
diff --git a/test-proxy/.meteor/packages b/test-proxy/.meteor/packages
index f8442e0..12882c6 100644
--- a/test-proxy/.meteor/packages
+++ b/test-proxy/.meteor/packages
@@ -4,18 +4,18 @@
 # 'meteor add' and 'meteor remove' will edit this file for you,
 # but you can also edit it by hand.
 
-meteor-base@1.4.0             # Packages every Meteor app needs to have
-mobile-experience@1.1.0       # Packages for a great mobile UX
-mongo@1.10.0                   # The database Meteor supports right now
-static-html             # Define static page content in .html files
-reactive-var@1.0.11            # Reactive variable for tracker
-tracker@1.2.0                 # Meteor's client-side reactive programming library
+meteor-base@1.5.2             # Packages every Meteor app needs to have
+mobile-experience@1.1.2       # Packages for a great mobile UX
+mongo@2.0.0                   # The database Meteor supports right now
+static-html@1.3.3             # Define static page content in .html files
+reactive-var@1.0.13            # Reactive variable for tracker
+tracker@1.3.4                 # Meteor's client-side reactive programming library
 
-standard-minifier-css@1.6.1   # CSS minifier run for production mode
-standard-minifier-js@2.6.0    # JS minifier run for production mode
-es5-shim@4.8.0                # ECMAScript 5 compatibility for older browsers
-ecmascript@0.14.3              # Enable ECMAScript2015+ syntax in app code
-typescript@3.7.6              # Enable TypeScript syntax in .ts and .tsx modules
-shell-server@0.5.0            # Server-side component of the `meteor shell` command
+standard-minifier-css@1.9.3   # CSS minifier run for production mode
+standard-minifier-js@3.0.0    # JS minifier run for production mode
+es5-shim@4.8.1                # ECMAScript 5 compatibility for older browsers
+ecmascript@0.16.9              # Enable ECMAScript2015+ syntax in app code
+typescript@5.4.3              # Enable TypeScript syntax in .ts and .tsx modules
+shell-server@0.6.0            # Server-side component of the `meteor shell` command
 
 jkuester:http
diff --git a/test-proxy/.meteor/release b/test-proxy/.meteor/release
index 019e3ae..508bc95 100644
--- a/test-proxy/.meteor/release
+++ b/test-proxy/.meteor/release
@@ -1 +1 @@
-METEOR@1.11.1
+METEOR@3.0.1
diff --git a/test-proxy/.meteor/versions b/test-proxy/.meteor/versions
index 7d0df17..c8cc9ad 100644
--- a/test-proxy/.meteor/versions
+++ b/test-proxy/.meteor/versions
@@ -1,69 +1,72 @@
-allow-deny@1.1.0
-autoupdate@1.6.0
-babel-compiler@7.5.3
-babel-runtime@1.5.0
-base64@1.0.12
-binary-heap@1.0.11
-blaze-tools@1.0.10
-boilerplate-generator@1.7.1
-caching-compiler@1.2.2
-caching-html-compiler@1.1.3
-callback-hook@1.3.0
-check@1.3.1
-ddp@1.4.0
-ddp-client@2.3.3
-ddp-common@1.4.0
-ddp-server@2.3.2
-deps@1.0.12
-diff-sequence@1.1.1
-dynamic-import@0.5.3
-ecmascript@0.14.3
-ecmascript-runtime@0.7.0
-ecmascript-runtime-client@0.11.0
-ecmascript-runtime-server@0.10.0
-ejson@1.1.1
-es5-shim@4.8.0
-fetch@0.1.1
-geojson-utils@1.0.10
-hot-code-push@1.0.4
-html-tools@1.0.11
-htmljs@1.0.11
-id-map@1.1.0
-inter-process-messaging@0.1.1
-launch-screen@1.2.0
-livedata@1.0.18
-logging@1.1.20
-meteor@1.9.3
-meteor-base@1.4.0
-minifier-css@1.5.3
-minifier-js@2.6.0
-minimongo@1.6.0
-mobile-experience@1.1.0
-mobile-status-bar@1.1.0
-modern-browsers@0.1.5
-modules@0.15.0
-modules-runtime@0.12.0
-mongo@1.10.0
-mongo-decimal@0.1.2
-mongo-dev-server@1.1.0
-mongo-id@1.0.7
-npm-mongo@3.8.1
-ordered-dict@1.1.0
-promise@0.11.2
-random@1.2.0
-reactive-var@1.0.11
-reload@1.3.0
-retry@1.1.0
-routepolicy@1.1.0
-shell-server@0.5.0
-socket-stream-client@0.3.1
-spacebars-compiler@1.1.3
-standard-minifier-css@1.6.1
-standard-minifier-js@2.6.0
-static-html@1.2.2
-templating-tools@1.1.2
-tracker@1.2.0
-typescript@3.7.6
-underscore@1.0.10
-webapp@1.9.1
-webapp-hashing@1.0.9
+allow-deny@2.0.0
+autoupdate@2.0.0
+babel-compiler@7.11.0
+babel-runtime@1.5.2
+base64@1.0.13
+binary-heap@1.0.12
+blaze-tools@2.0.0
+boilerplate-generator@2.0.0
+caching-compiler@2.0.0
+caching-html-compiler@2.0.0
+callback-hook@1.6.0
+check@1.4.2
+core-runtime@1.0.0
+ddp@1.4.2
+ddp-client@3.0.0
+ddp-common@1.4.3
+ddp-server@3.0.0
+diff-sequence@1.1.3
+dynamic-import@0.7.4
+ecmascript@0.16.9
+ecmascript-runtime@0.8.2
+ecmascript-runtime-client@0.12.2
+ecmascript-runtime-server@0.11.1
+ejson@1.1.4
+es5-shim@4.8.1
+facts-base@1.0.2
+fetch@0.1.5
+geojson-utils@1.0.12
+hot-code-push@1.0.5
+html-tools@2.0.0
+htmljs@2.0.1
+id-map@1.2.0
+inter-process-messaging@0.1.2
+jkuester:http@2.3.0
+launch-screen@2.0.1
+logging@1.3.5
+meteor@2.0.0
+meteor-base@1.5.2
+minifier-css@2.0.0
+minifier-js@3.0.0
+minimongo@2.0.0
+mobile-experience@1.1.2
+mobile-status-bar@1.1.1
+modern-browsers@0.1.11
+modules@0.20.1
+modules-runtime@0.13.2
+mongo@2.0.0
+mongo-decimal@0.1.4-beta300.7
+mongo-dev-server@1.1.1
+mongo-id@1.0.9
+npm-mongo@4.17.3
+ordered-dict@1.2.0
+promise@1.0.0
+random@1.2.2
+react-fast-refresh@0.2.9
+reactive-var@1.0.13
+reload@1.3.2
+retry@1.1.1
+routepolicy@1.1.2
+shell-server@0.6.0
+socket-stream-client@0.5.3
+spacebars-compiler@2.0.0
+standard-minifier-css@1.9.3
+standard-minifier-js@3.0.0
+static-html@1.3.3
+templating-tools@2.0.0
+tracker@1.3.4
+typescript@5.4.3
+underscore@1.6.4
+url@1.3.3
+webapp@2.0.0
+webapp-hashing@1.1.2
diff --git a/utils/getFieldName.js b/utils/getFieldName.js
index f2739ba..cd9f1a0 100644
--- a/utils/getFieldName.js
+++ b/utils/getFieldName.js
@@ -1,5 +1,12 @@
 import { FieldNotFoundError } from '../errors/FieldNotFoundError'
 
+/**
+ * Extracts a field's name from a given schema.
+ * @param schema {object}
+ * @param field {object}
+ * @return {string}
+ * @throws {FieldNotFoundError} if no field has been found that matches given field
+ */
 export const getFieldName = (schema, field) => {
   const found = Object.entries(schema).find(([key, value]) => value === field)
   if (found?.length === 2) {
diff --git a/utils/tests/getFieldName.tests.js b/utils/tests/getFieldName.tests.js
index 9b1a979..7c4a989 100644
--- a/utils/tests/getFieldName.tests.js
+++ b/utils/tests/getFieldName.tests.js
@@ -12,6 +12,6 @@ describe(getFieldName.name, function () {
   })
   it('throws if the field name is not found', function () {
     const schema = {}
-    expect(() => getFieldName(schema, 'foo')).to.throw(FieldNotFoundError.name)
+    expect(() => getFieldName(schema, 'foo')).to.throw(FieldNotFoundError.NAME)
   })
 })