1 files changed, 37 insertions, 0 deletions
diff --git a/spec/lib/api/validations/validators/git_sha_spec.rb b/spec/lib/api/validations/validators/git_sha_spec.rb
new file mode 100644
index 00000000000..39c2fe1dcf9
--- /dev/null
+++ b/spec/lib/api/validations/validators/git_sha_spec.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe API::Validations::Validators::GitSha do
+  include ApiValidatorsHelpers
+
+  let(:sha) { RepoHelpers.sample_commit.id }
+  let(:short_sha) { sha[0, Gitlab::Git::Commit::MIN_SHA_LENGTH] }
+  let(:too_short_sha) { sha[0, Gitlab::Git::Commit::MIN_SHA_LENGTH - 1] }
+
+  subject do
+    described_class.new(['test'], {}, false, scope.new)
+  end
+
+  context 'valid sha' do
+    it 'does not raise a validation error' do
+      expect_no_validation_error('test' => sha)
+      expect_no_validation_error('test' => short_sha)
+    end
+  end
+
+  context 'empty params' do
+    it 'raises a validation error' do
+      expect_validation_error('test' => nil)
+      expect_validation_error('test' => '')
+    end
+  end
+
+  context 'invalid sha' do
+    it 'raises a validation error' do
+      expect_validation_error('test' => "#{sha}2") # Sha length > 40
+      expect_validation_error('test' => 'somestring')
+      expect_validation_error('test' => too_short_sha) # sha length < MIN_SHA_LENGTH (7)
+    end
+  end
+end