1 files changed, 66 insertions, 0 deletions
diff --git a/gems/gitlab-schema-validation/spec/lib/gitlab/schema/validation/sources/structure_sql_spec.rb b/gems/gitlab-schema-validation/spec/lib/gitlab/schema/validation/sources/structure_sql_spec.rb
new file mode 100644
index 00000000000..7d4a23b1619
--- /dev/null
+++ b/gems/gitlab-schema-validation/spec/lib/gitlab/schema/validation/sources/structure_sql_spec.rb
@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.shared_examples 'structure sql schema assertions for' do |object_exists_method, all_objects_method|
+  subject(:structure_sql) { described_class.new(structure_file_path, schema_name) }
+
+  let(:structure_file_path) { 'spec/fixtures/structure.sql' }
+  let(:schema_name) { 'public' }
+
+  describe "##{object_exists_method}" do
+    it 'returns true when schema object exists' do
+      expect(structure_sql.public_send(object_exists_method, valid_schema_object_name)).to be_truthy
+    end
+
+    it 'returns false when schema object does not exists' do
+      expect(structure_sql.public_send(object_exists_method, 'invalid-object-name')).to be_falsey
+    end
+  end
+
+  describe "##{all_objects_method}" do
+    it 'returns all the schema objects' do
+      schema_objects = structure_sql.public_send(all_objects_method)
+
+      expect(schema_objects).to all(be_a(schema_object))
+      expect(schema_objects.map(&:name)).to eq(expected_objects)
+    end
+  end
+end
+
+RSpec.describe Gitlab::Schema::Validation::Sources::StructureSql, feature_category: :database do
+  let(:structure_file_path) { 'spec/fixtures/structure.sql' }
+  let(:schema_name) { 'public' }
+
+  subject(:structure_sql) { described_class.new(structure_file_path, schema_name) }
+
+  context 'when having indexes' do
+    let(:schema_object) { Gitlab::Schema::Validation::SchemaObjects::Index }
+    let(:valid_schema_object_name) { 'index' }
+    let(:expected_objects) do
+      %w[missing_index wrong_index index index_namespaces_public_groups_name_id
+        index_on_deploy_keys_id_and_type_and_public index_users_on_public_email_excluding_null_and_empty]
+    end
+
+    include_examples 'structure sql schema assertions for', 'index_exists?', 'indexes'
+  end
+
+  context 'when having triggers' do
+    let(:schema_object) { Gitlab::Schema::Validation::SchemaObjects::Trigger }
+    let(:valid_schema_object_name) { 'trigger' }
+    let(:expected_objects) { %w[trigger wrong_trigger missing_trigger_1 projects_loose_fk_trigger] }
+
+    include_examples 'structure sql schema assertions for', 'trigger_exists?', 'triggers'
+  end
+
+  context 'when having tables' do
+    let(:schema_object) { Gitlab::Schema::Validation::SchemaObjects::Table }
+    let(:valid_schema_object_name) { 'test_table' }
+    let(:expected_objects) do
+      %w[test_table ci_project_mirrors wrong_table extra_table_columns missing_table missing_table_columns
+        operations_user_lists]
+    end
+
+    include_examples 'structure sql schema assertions for', 'table_exists?', 'tables'
+  end
+end