From bf1ed85a9d6a932a99d0a5fdf70e72ea36c2600c Mon Sep 17 00:00:00 2001
From: Heinrich Lee Yu <hleeyu@gmail.com>
Date: Thu, 25 Oct 2018 22:20:06 +0800
Subject: Refactor api validator to separate class

---
 spec/lib/api/helpers/custom_validators_spec.rb | 62 ++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 spec/lib/api/helpers/custom_validators_spec.rb

(limited to 'spec/lib/api')

diff --git a/spec/lib/api/helpers/custom_validators_spec.rb b/spec/lib/api/helpers/custom_validators_spec.rb
new file mode 100644
index 00000000000..810d05c479c
--- /dev/null
+++ b/spec/lib/api/helpers/custom_validators_spec.rb
@@ -0,0 +1,62 @@
+require 'spec_helper'
+
+describe API::Helpers::CustomValidators do
+  let(:scope) do
+    Struct.new(:opts) do
+      def full_name(attr_name)
+        attr_name
+      end
+    end
+  end
+
+  describe API::Helpers::CustomValidators::Absence do
+    subject do
+      described_class.new(['test'], {}, false, scope.new)
+    end
+
+    context 'empty param' do
+      it 'does not raise a validation error' do
+        expect_no_validation_error({})
+      end
+    end
+
+    context 'invalid parameters' do
+      it 'should raise a validation error' do
+        expect_validation_error({ 'test' => 'some_value' })
+      end
+    end
+  end
+
+  describe API::Helpers::CustomValidators::IntegerNoneAny do
+    subject do
+      described_class.new(['test'], {}, false, scope.new)
+    end
+
+    context 'valid parameters' do
+      it 'does not raise a validation error' do
+        expect_no_validation_error({ 'test' => 2 })
+        expect_no_validation_error({ 'test' => 100 })
+        expect_no_validation_error({ 'test' => 'None' })
+        expect_no_validation_error({ 'test' => 'Any' })
+      end
+    end
+
+    context 'invalid parameters' do
+      it 'should raise a validation error' do
+        expect_validation_error({ 'test' => 'some_other_string' })
+      end
+    end
+  end
+
+  def expect_no_validation_error(params)
+    expect { validate_test_param!(params) }.not_to raise_error
+  end
+
+  def expect_validation_error(params)
+    expect { validate_test_param!(params) }.to raise_error(Grape::Exceptions::Validation)
+  end
+
+  def validate_test_param!(params)
+    subject.validate_param!('test', params)
+  end
+end
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