1 files changed, 129 insertions, 0 deletions
diff --git a/spec/lib/gitlab/sidekiq_config/worker_matcher_spec.rb b/spec/lib/gitlab/sidekiq_config/worker_matcher_spec.rb
new file mode 100644
index 00000000000..75e9c8c100b
--- /dev/null
+++ b/spec/lib/gitlab/sidekiq_config/worker_matcher_spec.rb
@@ -0,0 +1,129 @@
+# frozen_string_literal: true
+
+require 'fast_spec_helper'
+require 'rspec-parameterized'
+
+RSpec.describe Gitlab::SidekiqConfig::WorkerMatcher do
+  describe '#match?' do
+    using RSpec::Parameterized::TableSyntax
+
+    let(:worker_metadatas) do
+      [
+        {
+          name: 'a',
+          feature_category: :category_a,
+          has_external_dependencies: false,
+          urgency: :low,
+          resource_boundary: :cpu,
+          tags: [:no_disk_io, :git_access]
+        },
+        {
+          name: 'a:2',
+          feature_category: :category_a,
+          has_external_dependencies: false,
+          urgency: :high,
+          resource_boundary: :none,
+          tags: [:git_access]
+        },
+        {
+          name: 'b',
+          feature_category: :category_b,
+          has_external_dependencies: true,
+          urgency: :high,
+          resource_boundary: :memory,
+          tags: [:no_disk_io]
+        },
+        {
+          name: 'c',
+          feature_category: :category_c,
+          has_external_dependencies: false,
+          urgency: :throttled,
+          resource_boundary: :memory,
+          tags: []
+        }
+      ]
+    end
+
+    context 'with valid input' do
+      where(:query, :expected_metadatas) do
+        # feature_category
+        'feature_category=category_a' | %w(a a:2)
+        'feature_category=category_a,category_c' | %w(a a:2 c)
+        'feature_category=category_a|feature_category=category_c' | %w(a a:2 c)
+        'feature_category!=category_a' | %w(b c)
+
+        # has_external_dependencies
+        'has_external_dependencies=true' | %w(b)
+        'has_external_dependencies=false' | %w(a a:2 c)
+        'has_external_dependencies=true,false' | %w(a a:2 b c)
+        'has_external_dependencies=true|has_external_dependencies=false' | %w(a a:2 b c)
+        'has_external_dependencies!=true' | %w(a a:2 c)
+
+        # urgency
+        'urgency=high' | %w(a:2 b)
+        'urgency=low' | %w(a)
+        'urgency=high,low,throttled' | %w(a a:2 b c)
+        'urgency=low|urgency=throttled' | %w(a c)
+        'urgency!=high' | %w(a c)
+
+        # name
+        'name=a' | %w(a)
+        'name=a,b' | %w(a b)
+        'name=a,a:2|name=b' | %w(a a:2 b)
+        'name!=a,a:2' | %w(b c)
+
+        # resource_boundary
+        'resource_boundary=memory' | %w(b c)
+        'resource_boundary=memory,cpu' | %w(a b c)
+        'resource_boundary=memory|resource_boundary=cpu' | %w(a b c)
+        'resource_boundary!=memory,cpu' | %w(a:2)
+
+        # tags
+        'tags=no_disk_io' | %w(a b)
+        'tags=no_disk_io,git_access' | %w(a a:2 b)
+        'tags=no_disk_io|tags=git_access' | %w(a a:2 b)
+        'tags=no_disk_io&tags=git_access' | %w(a)
+        'tags!=no_disk_io' | %w(a:2 c)
+        'tags!=no_disk_io,git_access' | %w(c)
+        'tags=unknown_tag' | []
+        'tags!=no_disk_io' | %w(a:2 c)
+        'tags!=no_disk_io,git_access' | %w(c)
+        'tags!=unknown_tag' | %w(a a:2 b c)
+
+        # combinations
+        'feature_category=category_a&urgency=high' | %w(a:2)
+        'feature_category=category_a&urgency=high|feature_category=category_c' | %w(a:2 c)
+
+        # Match all
+        '*' | %w(a a:2 b c)
+      end
+
+      with_them do
+        it do
+          matched_metadatas = worker_metadatas.select do |metadata|
+            described_class.new(query).match?(metadata)
+          end
+          expect(matched_metadatas.map { |m| m[:name] }).to match_array(expected_metadatas)
+        end
+      end
+    end
+
+    context 'with invalid input' do
+      where(:query, :error) do
+        'feature_category="category_a"' | described_class::InvalidTerm
+        'feature_category=' | described_class::InvalidTerm
+        'feature_category~category_a' | described_class::InvalidTerm
+        'worker_name=a' | described_class::UnknownPredicate
+      end
+
+      with_them do
+        it do
+          worker_metadatas.each do |metadata|
+            expect { described_class.new(query).match?(metadata) }
+              .to raise_error(error)
+          end
+        end
+      end
+    end
+  end
+end