diff --git a/src/practices/LanguageIndependent/TimeToSolvePractice.spec.ts b/src/practices/LanguageIndependent/TimeToSolvePractice.spec.ts
index 343f639ca..b78076384 100644
--- a/src/practices/LanguageIndependent/TimeToSolvePractice.spec.ts
+++ b/src/practices/LanguageIndependent/TimeToSolvePractice.spec.ts
@@ -1,22 +1,29 @@
+import moment from 'moment';
 import nock from 'nock';
-import { PullRequestState } from '../../inspectors/ICollaborationInspector';
+import { CollaborationInspector } from '../../inspectors';
 import { createTestContainer, TestContainerContext } from '../../inversify.config';
 import { PracticeEvaluationResult } from '../../model';
-import { GitHubNock } from '../../test/helpers/gitHubNock';
+import { BitbucketPullRequestState } from '../../services';
+import { BitbucketNock } from '../../test/helpers/bitbucketNock';
 import { TimeToSolvePractice } from './TimeToSolvePractice';
 
 describe('TimeToSolvePractice', () => {
   let practice: TimeToSolvePractice;
   let containerCtx: TestContainerContext;
+  let bitbucketNock: BitbucketNock;
+  const MockedCollaborationInspector = <jest.Mock<CollaborationInspector>>(<unknown>CollaborationInspector);
+  let mockCollaborationInspector: CollaborationInspector;
 
   beforeEach(async () => {
     nock.cleanAll();
+    bitbucketNock = new BitbucketNock('pypy', 'pypy');
   });
 
   beforeAll(() => {
     containerCtx = createTestContainer();
     containerCtx.container.bind('TimeToSolvePractice').to(TimeToSolvePractice);
     practice = containerCtx.container.get('TimeToSolvePractice');
+    mockCollaborationInspector = new MockedCollaborationInspector();
   });
 
   afterEach(async () => {
@@ -24,14 +31,63 @@ describe('TimeToSolvePractice', () => {
     containerCtx.practiceContext.fileInspector!.purgeCache();
   });
 
-  it('', async () => {
-    containerCtx.practiceContext.projectComponent.repositoryPath = 'https://github.com/octocat/Hello-World';
-    new GitHubNock('1', 'octocat', 1296269, 'Hello-World').getPulls(
-      [{ number: 1347, state: 'open', title: 'new-feature', body: 'Please pull these awesome changes', head: 'new-topic', base: 'master' }],
-      PullRequestState.open,
-    );
+  it('returns practicing if there are open pullrequests updated or created less than 30 days from now', async () => {
+    containerCtx.practiceContext.projectComponent.repositoryPath = 'https://bitbucket.org/pypy/pypy';
+    nock(bitbucketNock.url)
+      .get('/users/pypy')
+      .reply(200);
+    bitbucketNock.getApiResponse('pullrequests', undefined, undefined, BitbucketPullRequestState.open);
+    const args = { states: BitbucketPullRequestState.open, updatedAt: Date.now() - moment.duration(10, 'days').asMilliseconds() };
+    mockCollaborationInspector.getPullRequests = async () => {
+      return bitbucketNock.mockBitbucketPullRequestsResponse(args);
+    };
+
+    const evaluated = await practice.evaluate({
+      ...containerCtx.practiceContext,
+      collaborationInspector: mockCollaborationInspector,
+    });
 
-    const evaluated = await practice.evaluate(containerCtx.practiceContext);
     expect(evaluated).toEqual(PracticeEvaluationResult.practicing);
   });
+
+  it('returns practicing if there are open pullrequests updated or created more than 30 days from now', async () => {
+    containerCtx.practiceContext.projectComponent.repositoryPath = 'https://bitbucket.org/pypy/pypy';
+    nock(bitbucketNock.url)
+      .get('/users/pypy')
+      .reply(200);
+    bitbucketNock.getApiResponse('pullrequests', undefined, undefined, BitbucketPullRequestState.open);
+    const args = { states: BitbucketPullRequestState.open, updatedAt: Date.now() - moment.duration(100, 'days').asMilliseconds() };
+    mockCollaborationInspector.getPullRequests = async () => {
+      return bitbucketNock.mockBitbucketPullRequestsResponse(args);
+    };
+
+    const evaluated = await practice.evaluate({
+      ...containerCtx.practiceContext,
+      collaborationInspector: mockCollaborationInspector,
+    });
+
+    expect(evaluated).toEqual(PracticeEvaluationResult.notPracticing);
+  });
+
+  it('returns practicing if there are no open pullrequest', async () => {
+    mockCollaborationInspector.getPullRequests = async () => {
+      return bitbucketNock.mockBitbucketPullRequestsResponse({});
+    };
+
+    const evaluated = await practice.evaluate({
+      ...containerCtx.practiceContext,
+      collaborationInspector: mockCollaborationInspector,
+    });
+    expect(evaluated).toEqual(PracticeEvaluationResult.practicing);
+  });
+
+  it('returns always true, as it is always applicable', async () => {
+    const response = await practice.isApplicable();
+    expect(response).toBe(true);
+  });
+
+  it('returns unknown if there is no collaborationInspector', async () => {
+    const evaluated = await practice.evaluate({ ...containerCtx.practiceContext, collaborationInspector: undefined });
+    expect(evaluated).toEqual(PracticeEvaluationResult.unknown);
+  });
 });