{"action":"created","comment":{"url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/comments/39196949","id":39196949,"diff_hunk":"@@ -0,0 +1,72 @@\n+require_relative \"../ab_statistics\"\n+require_relative \"../errors\"\n+\n+describe ABStatistics do\n+  let(:ab_small_cohort) { DataAnalyzer.new(Dir.getwd.concat(\"/specs/sample-small-test.json\")).parse_data }\n+  let(:ab_small_stats)  { ABStatistics.new(ab_small_cohort) }\n+\n+  let(:ab_sample_cohort) { DataAnalyzer.new(Dir.getwd.concat(\"/specs/sample-full-test.json\")).parse_data }\n+  let(:ab_sample_stats)  { ABStatistics.new(ab_sample_cohort) }\n+\n+  it \"should load JSON dataset to cohort with associated results\" do\n+    expect(ab_small_stats.cohort_data).to eq(\"A\" => [1, 1, 0])\n+  end\n+\n+  context \"#cohort_sample_size\" do\n+    let(:cohort) { \"A\" }\n+\n+    it \"should fail if asked for invalid cohort\" do\n+      expect { ab_sample_stats.cohort_sample_size(\"X\") }.to raise_error(MissingCohortError)\n+    end\n+\n+    it \"should calculate the total sample size of a cohort\" do\n+      expect(ab_sample_stats.cohort_sample_size(cohort)).to be_an(Integer)\n+      expect(ab_sample_stats.cohort_sample_size(cohort)).to eq(100)\n+    end\n+  end\n+\n+  context \"#cohort_sample_success\" do\n+    let(:cohort) { \"A\" }\n+\n+    it \"should fail if asked for invalid cohort\" do\n+      expect { ab_sample_stats.cohort_sample_success(\"X\") }.to raise_error(MissingCohortError)\n+    end\n+\n+    it \"should calculate the total successful conversions from a cohort\" do\n+      expect(ab_sample_stats.cohort_sample_success(cohort)).to be_an(Integer)\n+      expect(ab_sample_stats.cohort_sample_success(cohort)).to eq(50)\n+    end\n+  end\n+\n+  context \"#cohort_conversion_rate\" do\n+    let(:cohort) { \"A\" }\n+\n+    it \"should fail if asked for invalid cohort\" do\n+      expect { ab_sample_stats.cohort_conversion_rate(\"X\") }.to raise_error(MissingCohortError)\n+    end\n+\n+    it \"should calculate the conversion rate (percent) of a cohort\" do\n+      expect(ab_sample_stats.cohort_conversion_rate(cohort)).to be_a(Float)\n+      expect(ab_sample_stats.cohort_conversion_rate(cohort)).to eq(50.0)\n+    end\n+  end\n+\n+  context \"#cohort_totals\" do\n+    let(:cohort) { \"A\" }\n+\n+    it \"should fail if asked for invalid cohort\" do\n+      expect { ab_sample_stats.cohort_totals(\"X\") }.to raise_error(MissingCohortError)\n+    end\n+\n+    it \"should return a hash of success and total sample for a cohort\" do\n+      expect(ab_sample_stats.cohort_totals(cohort)).to be_a(Hash)\n+      expect(ab_sample_stats.cohort_totals(cohort)).to eq(success: 50, total: 100)","path":"data_science/specs/ab_statistics_spec.rb","position":63,"original_position":63,"commit_id":"4fdf316d5a2399e71a15cfbd3ef3bbe80bdc8634","original_commit_id":"4fdf316d5a2399e71a15cfbd3ef3bbe80bdc8634","user":{"login":"houndci","id":6697940,"avatar_url":"https://avatars.githubusercontent.com/u/6697940?v=3","gravatar_id":"","url":"https://api.github.com/users/houndci","html_url":"https://github.com/houndci","followers_url":"https://api.github.com/users/houndci/followers","following_url":"https://api.github.com/users/houndci/following{/other_user}","gists_url":"https://api.github.com/users/houndci/gists{/gist_id}","starred_url":"https://api.github.com/users/houndci/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/houndci/subscriptions","organizations_url":"https://api.github.com/users/houndci/orgs","repos_url":"https://api.github.com/users/houndci/repos","events_url":"https://api.github.com/users/houndci/events{/privacy}","received_events_url":"https://api.github.com/users/houndci/received_events","type":"User","site_admin":false},"body":"Line is too long. [82/80]","created_at":"2015-09-10T18:37:52Z","updated_at":"2015-09-10T18:37:52Z","html_url":"https://github.com/jmmastey/level_up_exercises/pull/982#discussion_r39196949","pull_request_url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982","_links":{"self":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/comments/39196949"},"html":{"href":"https://github.com/jmmastey/level_up_exercises/pull/982#discussion_r39196949"},"pull_request":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982"}}},"pull_request":{"url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982","id":44703298,"html_url":"https://github.com/jmmastey/level_up_exercises/pull/982","diff_url":"https://github.com/jmmastey/level_up_exercises/pull/982.diff","patch_url":"https://github.com/jmmastey/level_up_exercises/pull/982.patch","issue_url":"https://api.github.com/repos/jmmastey/level_up_exercises/issues/982","number":982,"state":"open","locked":false,"title":"Data Science - v1.0","user":{"login":"Manbearpixel","id":6686750,"avatar_url":"https://avatars.githubusercontent.com/u/6686750?v=3","gravatar_id":"","url":"https://api.github.com/users/Manbearpixel","html_url":"https://github.com/Manbearpixel","followers_url":"https://api.github.com/users/Manbearpixel/followers","following_url":"https://api.github.com/users/Manbearpixel/following{/other_user}","gists_url":"https://api.github.com/users/Manbearpixel/gists{/gist_id}","starred_url":"https://api.github.com/users/Manbearpixel/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Manbearpixel/subscriptions","organizations_url":"https://api.github.com/users/Manbearpixel/orgs","repos_url":"https://api.github.com/users/Manbearpixel/repos","events_url":"https://api.github.com/users/Manbearpixel/events{/privacy}","received_events_url":"https://api.github.com/users/Manbearpixel/received_events","type":"User","site_admin":false},"body":"Submitting a new pull... Removed robot name files that got mangled in here...","created_at":"2015-09-10T18:37:44Z","updated_at":"2015-09-10T18:37:52Z","closed_at":null,"merged_at":null,"merge_commit_sha":"0fd9e21b78334c9d9a80d5e14ad5236de6fa8983","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982/commits","review_comments_url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982/comments","review_comment_url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/comments{/number}","comments_url":"https://api.github.com/repos/jmmastey/level_up_exercises/issues/982/comments","statuses_url":"https://api.github.com/repos/jmmastey/level_up_exercises/statuses/4fdf316d5a2399e71a15cfbd3ef3bbe80bdc8634","head":{"label":"Manbearpixel:vbull/data_science","ref":"vbull/data_science","sha":"4fdf316d5a2399e71a15cfbd3ef3bbe80bdc8634","user":{"login":"Manbearpixel","id":6686750,"avatar_url":"https://avatars.githubusercontent.com/u/6686750?v=3","gravatar_id":"","url":"https://api.github.com/users/Manbearpixel","html_url":"https://github.com/Manbearpixel","followers_url":"https://api.github.com/users/Manbearpixel/followers","following_url":"https://api.github.com/users/Manbearpixel/following{/other_user}","gists_url":"https://api.github.com/users/Manbearpixel/gists{/gist_id}","starred_url":"https://api.github.com/users/Manbearpixel/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Manbearpixel/subscriptions","organizations_url":"https://api.github.com/users/Manbearpixel/orgs","repos_url":"https://api.github.com/users/Manbearpixel/repos","events_url":"https://api.github.com/users/Manbearpixel/events{/privacy}","received_events_url":"https://api.github.com/users/Manbearpixel/received_events","type":"User","site_admin":false},"repo":{"id":40564070,"name":"level_up_exercises","full_name":"Manbearpixel/level_up_exercises","owner":{"login":"Manbearpixel","id":6686750,"avatar_url":"https://avatars.githubusercontent.com/u/6686750?v=3","gravatar_id":"","url":"https://api.github.com/users/Manbearpixel","html_url":"https://github.com/Manbearpixel","followers_url":"https://api.github.com/users/Manbearpixel/followers","following_url":"https://api.github.com/users/Manbearpixel/following{/other_user}","gists_url":"https://api.github.com/users/Manbearpixel/gists{/gist_id}","starred_url":"https://api.github.com/users/Manbearpixel/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Manbearpixel/subscriptions","organizations_url":"https://api.github.com/users/Manbearpixel/orgs","repos_url":"https://api.github.com/users/Manbearpixel/repos","events_url":"https://api.github.com/users/Manbearpixel/events{/privacy}","received_events_url":"https://api.github.com/users/Manbearpixel/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/Manbearpixel/level_up_exercises","description":"A series of code-related assignments to challenge starting engineers","fork":true,"url":"https://api.github.com/repos/Manbearpixel/level_up_exercises","forks_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/forks","keys_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/keys{/key_id}","collaborators_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/teams","hooks_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/hooks","issue_events_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/issues/events{/number}","events_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/events","assignees_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/assignees{/user}","branches_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/branches{/branch}","tags_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/tags","blobs_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/git/refs{/sha}","trees_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/git/trees{/sha}","statuses_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/statuses/{sha}","languages_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/languages","stargazers_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/stargazers","contributors_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/contributors","subscribers_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/subscribers","subscription_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/subscription","commits_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/commits{/sha}","git_commits_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/git/commits{/sha}","comments_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/comments{/number}","issue_comment_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/issues/comments{/number}","contents_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/contents/{+path}","compare_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/compare/{base}...{head}","merges_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/merges","archive_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/downloads","issues_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/issues{/number}","pulls_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/pulls{/number}","milestones_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/milestones{/number}","notifications_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/labels{/name}","releases_url":"https://api.github.com/repos/Manbearpixel/level_up_exercises/releases{/id}","created_at":"2015-08-11T20:38:33Z","updated_at":"2015-08-11T20:38:34Z","pushed_at":"2015-09-10T18:36:08Z","git_url":"git://github.com/Manbearpixel/level_up_exercises.git","ssh_url":"git@github.com:Manbearpixel/level_up_exercises.git","clone_url":"https://github.com/Manbearpixel/level_up_exercises.git","svn_url":"https://github.com/Manbearpixel/level_up_exercises","homepage":"http://leveluprails.herokuapp.com","size":369,"stargazers_count":0,"watchers_count":0,"language":"Ruby","has_issues":false,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":0,"mirror_url":null,"open_issues_count":0,"forks":0,"open_issues":0,"watchers":0,"default_branch":"master"}},"base":{"label":"jmmastey:master","ref":"master","sha":"573aed5af1dff6995e407c7c9c16cdaa9aa183ca","user":{"login":"jmmastey","id":302011,"avatar_url":"https://avatars.githubusercontent.com/u/302011?v=3","gravatar_id":"","url":"https://api.github.com/users/jmmastey","html_url":"https://github.com/jmmastey","followers_url":"https://api.github.com/users/jmmastey/followers","following_url":"https://api.github.com/users/jmmastey/following{/other_user}","gists_url":"https://api.github.com/users/jmmastey/gists{/gist_id}","starred_url":"https://api.github.com/users/jmmastey/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jmmastey/subscriptions","organizations_url":"https://api.github.com/users/jmmastey/orgs","repos_url":"https://api.github.com/users/jmmastey/repos","events_url":"https://api.github.com/users/jmmastey/events{/privacy}","received_events_url":"https://api.github.com/users/jmmastey/received_events","type":"User","site_admin":false},"repo":{"id":20705648,"name":"level_up_exercises","full_name":"jmmastey/level_up_exercises","owner":{"login":"jmmastey","id":302011,"avatar_url":"https://avatars.githubusercontent.com/u/302011?v=3","gravatar_id":"","url":"https://api.github.com/users/jmmastey","html_url":"https://github.com/jmmastey","followers_url":"https://api.github.com/users/jmmastey/followers","following_url":"https://api.github.com/users/jmmastey/following{/other_user}","gists_url":"https://api.github.com/users/jmmastey/gists{/gist_id}","starred_url":"https://api.github.com/users/jmmastey/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jmmastey/subscriptions","organizations_url":"https://api.github.com/users/jmmastey/orgs","repos_url":"https://api.github.com/users/jmmastey/repos","events_url":"https://api.github.com/users/jmmastey/events{/privacy}","received_events_url":"https://api.github.com/users/jmmastey/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/jmmastey/level_up_exercises","description":"A series of code-related assignments to challenge starting engineers","fork":false,"url":"https://api.github.com/repos/jmmastey/level_up_exercises","forks_url":"https://api.github.com/repos/jmmastey/level_up_exercises/forks","keys_url":"https://api.github.com/repos/jmmastey/level_up_exercises/keys{/key_id}","collaborators_url":"https://api.github.com/repos/jmmastey/level_up_exercises/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/jmmastey/level_up_exercises/teams","hooks_url":"https://api.github.com/repos/jmmastey/level_up_exercises/hooks","issue_events_url":"https://api.github.com/repos/jmmastey/level_up_exercises/issues/events{/number}","events_url":"https://api.github.com/repos/jmmastey/level_up_exercises/events","assignees_url":"https://api.github.com/repos/jmmastey/level_up_exercises/assignees{/user}","branches_url":"https://api.github.com/repos/jmmastey/level_up_exercises/branches{/branch}","tags_url":"https://api.github.com/repos/jmmastey/level_up_exercises/tags","blobs_url":"https://api.github.com/repos/jmmastey/level_up_exercises/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/jmmastey/level_up_exercises/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/jmmastey/level_up_exercises/git/refs{/sha}","trees_url":"https://api.github.com/repos/jmmastey/level_up_exercises/git/trees{/sha}","statuses_url":"https://api.github.com/repos/jmmastey/level_up_exercises/statuses/{sha}","languages_url":"https://api.github.com/repos/jmmastey/level_up_exercises/languages","stargazers_url":"https://api.github.com/repos/jmmastey/level_up_exercises/stargazers","contributors_url":"https://api.github.com/repos/jmmastey/level_up_exercises/contributors","subscribers_url":"https://api.github.com/repos/jmmastey/level_up_exercises/subscribers","subscription_url":"https://api.github.com/repos/jmmastey/level_up_exercises/subscription","commits_url":"https://api.github.com/repos/jmmastey/level_up_exercises/commits{/sha}","git_commits_url":"https://api.github.com/repos/jmmastey/level_up_exercises/git/commits{/sha}","comments_url":"https://api.github.com/repos/jmmastey/level_up_exercises/comments{/number}","issue_comment_url":"https://api.github.com/repos/jmmastey/level_up_exercises/issues/comments{/number}","contents_url":"https://api.github.com/repos/jmmastey/level_up_exercises/contents/{+path}","compare_url":"https://api.github.com/repos/jmmastey/level_up_exercises/compare/{base}...{head}","merges_url":"https://api.github.com/repos/jmmastey/level_up_exercises/merges","archive_url":"https://api.github.com/repos/jmmastey/level_up_exercises/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/jmmastey/level_up_exercises/downloads","issues_url":"https://api.github.com/repos/jmmastey/level_up_exercises/issues{/number}","pulls_url":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls{/number}","milestones_url":"https://api.github.com/repos/jmmastey/level_up_exercises/milestones{/number}","notifications_url":"https://api.github.com/repos/jmmastey/level_up_exercises/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/jmmastey/level_up_exercises/labels{/name}","releases_url":"https://api.github.com/repos/jmmastey/level_up_exercises/releases{/id}","created_at":"2014-06-10T23:42:24Z","updated_at":"2015-09-07T17:04:58Z","pushed_at":"2015-09-10T18:37:45Z","git_url":"git://github.com/jmmastey/level_up_exercises.git","ssh_url":"git@github.com:jmmastey/level_up_exercises.git","clone_url":"https://github.com/jmmastey/level_up_exercises.git","svn_url":"https://github.com/jmmastey/level_up_exercises","homepage":"https://leveluprails.com","size":222976,"stargazers_count":27,"watchers_count":27,"language":"Ruby","has_issues":true,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":138,"mirror_url":null,"open_issues_count":7,"forks":138,"open_issues":7,"watchers":27,"default_branch":"master"}},"_links":{"self":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982"},"html":{"href":"https://github.com/jmmastey/level_up_exercises/pull/982"},"issue":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/issues/982"},"comments":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/issues/982/comments"},"review_comments":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982/comments"},"review_comment":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/comments{/number}"},"commits":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/pulls/982/commits"},"statuses":{"href":"https://api.github.com/repos/jmmastey/level_up_exercises/statuses/4fdf316d5a2399e71a15cfbd3ef3bbe80bdc8634"}}}}