67 lines
2.8 KiB
Ruby
67 lines
2.8 KiB
Ruby
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# frozen_string_literal: true
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require 'spec_helper'
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require Rails.root.join('db', 'post_migrate', '20210226141517_dedup_issue_metrics.rb')
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RSpec.describe DedupIssueMetrics, :migration, schema: 20210205104425 do
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let(:namespaces) { table(:namespaces) }
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let(:projects) { table(:projects) }
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let(:issues) { table(:issues) }
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let(:metrics) { table(:issue_metrics) }
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let(:issue_params) { { title: 'title', project_id: project.id } }
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let!(:namespace) { namespaces.create!(name: 'foo', path: 'foo') }
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let!(:project) { projects.create!(namespace_id: namespace.id) }
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let!(:issue_1) { issues.create!(issue_params) }
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let!(:issue_2) { issues.create!(issue_params) }
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let!(:issue_3) { issues.create!(issue_params) }
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let!(:duplicated_metrics_1) { metrics.create!(issue_id: issue_1.id, first_mentioned_in_commit_at: 1.day.ago, first_added_to_board_at: 5.days.ago, updated_at: 2.months.ago) }
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let!(:duplicated_metrics_2) { metrics.create!(issue_id: issue_1.id, first_mentioned_in_commit_at: Time.now, first_associated_with_milestone_at: Time.now, updated_at: 1.month.ago) }
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let!(:duplicated_metrics_3) { metrics.create!(issue_id: issue_3.id, first_mentioned_in_commit_at: 1.day.ago, updated_at: 2.months.ago) }
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let!(:duplicated_metrics_4) { metrics.create!(issue_id: issue_3.id, first_added_to_board_at: 1.day.ago, updated_at: 1.month.ago) }
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let!(:non_duplicated_metrics) { metrics.create!(issue_id: issue_2.id, first_added_to_board_at: 2.days.ago) }
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it 'deduplicates issue_metrics table' do
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expect { migrate! }.to change { metrics.count }.from(5).to(3)
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end
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it 'merges `duplicated_metrics_1` with `duplicated_metrics_2`' do
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migrate!
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expect(metrics.where(id: duplicated_metrics_1.id)).not_to exist
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merged_metrics = metrics.find_by(id: duplicated_metrics_2.id)
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expect(merged_metrics).to be_present
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expect(merged_metrics.first_mentioned_in_commit_at).to be_like_time(duplicated_metrics_2.first_mentioned_in_commit_at)
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expect(merged_metrics.first_added_to_board_at).to be_like_time(duplicated_metrics_1.first_added_to_board_at)
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end
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it 'merges `duplicated_metrics_3` with `duplicated_metrics_4`' do
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migrate!
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expect(metrics.where(id: duplicated_metrics_3.id)).not_to exist
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merged_metrics = metrics.find_by(id: duplicated_metrics_4.id)
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expect(merged_metrics).to be_present
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expect(merged_metrics.first_mentioned_in_commit_at).to be_like_time(duplicated_metrics_3.first_mentioned_in_commit_at)
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expect(merged_metrics.first_added_to_board_at).to be_like_time(duplicated_metrics_4.first_added_to_board_at)
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end
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it 'does not change non duplicated records' do
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expect { migrate! }.not_to change { non_duplicated_metrics.reload.attributes }
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end
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it 'does nothing when there are no metrics' do
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metrics.delete_all
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migrate!
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expect(metrics.count).to eq(0)
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end
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end
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