Remove dead MySQL code

None of this code can be reached any more, so it can all be removed

1 files changed, 13 insertions, 71 deletions

diff --git a/spec/lib/serializers/json_spec.rb b/spec/lib/serializers/json_spec.rb
index 5d59d66e8b8..847a01d186c 100644
--- a/spec/lib/serializers/json_spec.rb
+++ b/spec/lib/serializers/json_spec.rb
@@ -6,24 +6,8 @@ describe Serializers::JSON do
 
     subject { described_class.dump(obj) }
 
-    context 'when MySQL is used' do
-      before do
-        allow(Gitlab::Database).to receive(:adapter_name) { 'mysql2' }
-      end
-
-      it 'encodes as string' do
-        is_expected.to eq('{"key":"value"}')
-      end
-    end
-
-    context 'when PostgreSQL is used' do
-      before do
-        allow(Gitlab::Database).to receive(:adapter_name) { 'postgresql' }
-      end
-
-      it 'returns a hash' do
-        is_expected.to eq(obj)
-      end
+    it 'returns a hash' do
+      is_expected.to eq(obj)
     end
   end
 
@@ -31,7 +15,13 @@ describe Serializers::JSON do
     let(:data_string) { '{"key":"value","variables":[{"key":"VAR1","value":"VALUE1"}]}' }
     let(:data_hash) { JSON.parse(data_string) }
 
-    shared_examples 'having consistent accessor' do
+    context 'when loading a hash' do
+      subject { described_class.load(data_hash) }
+
+      it 'decodes a string' do
+        is_expected.to be_a(Hash)
+      end
+
       it 'allows to access with symbols' do
         expect(subject[:key]).to eq('value')
         expect(subject[:variables].first[:key]).to eq('VAR1')
@@ -43,59 +33,11 @@ describe Serializers::JSON do
       end
     end
 
-    context 'when MySQL is used' do
-      before do
-        allow(Gitlab::Database).to receive(:adapter_name) { 'mysql2' }
-      end
-
-      context 'when loading a string' do
-        subject { described_class.load(data_string) }
-
-        it 'decodes a string' do
-          is_expected.to be_a(Hash)
-        end
-
-        it_behaves_like 'having consistent accessor'
-      end
-
-      context 'when loading a different type' do
-        subject { described_class.load({ key: 'hash' }) }
-
-        it 'raises an exception' do
-          expect { subject }.to raise_error(TypeError)
-        end
-      end
-
-      context 'when loading a nil' do
-        subject { described_class.load(nil) }
-
-        it 'returns nil' do
-          is_expected.to be_nil
-        end
-      end
-    end
-
-    context 'when PostgreSQL is used' do
-      before do
-        allow(Gitlab::Database).to receive(:adapter_name) { 'postgresql' }
-      end
-
-      context 'when loading a hash' do
-        subject { described_class.load(data_hash) }
-
-        it 'decodes a string' do
-          is_expected.to be_a(Hash)
-        end
-
-        it_behaves_like 'having consistent accessor'
-      end
-
-      context 'when loading a nil' do
-        subject { described_class.load(nil) }
+    context 'when loading a nil' do
+      subject { described_class.load(nil) }
 
-        it 'returns nil' do
-          is_expected.to be_nil
-        end
+      it 'returns nil' do
+        is_expected.to be_nil
       end
     end
   end