increase coverage ratio of remote_v1.lua

Author: y-tabata

spec/configuration_loader/remote_v1_spec.lua

@@ -1,29 +1,68 @@
-local loader = require 'apicast.configuration_loader.remote_v1'
+local _M = require 'apicast.configuration_loader.remote_v1'
 
 describe('Configuration object', function()
+  describe('.wait', function()
+    before_each(function()
+      stub(ngx, 'now', function() return 0 end)
+    end)
+
+    describe('when endpoint is missing', function()
+      it('returns error', function()
+        local ret, err = _M.wait(nil, 0)
+        assert.is_nil(ret)
+        assert.same('missing endpoint', err)
+      end)
+    end)
+
+    describe('when port is missing', function()
+      describe('and scheme is http', function()
+        it('returns true', function()
+          local ret, err = _M.wait('http://test.port.missing/', 0)
+          assert.is_nil(err)
+          assert.is_true(ret)
+        end)
+      end)
+
+      describe('and scheme is https', function()
+        it('returns true', function()
+          local ret, err = _M.wait('https://test.port.missing/', 0)
+          assert.is_nil(err)
+          assert.is_true(ret)
+        end)
+      end)
+
+      describe('and scheme is neither http nor https', function()
+        it('returns error', function()
+          local ret, err = _M.wait('redis://test.port.missing/', 0)
+          assert.is_nil(ret)
+          assert.same('unknown scheme redis and port missing', err)
+        end)
+      end)
+    end)
+  end)
 
   describe('.download', function()
     it('returns error on missing endpoint', function()
-      assert.same({nil, 'missing endpoint'}, { loader.download() })
+      assert.same({nil, 'missing endpoint'}, { _M.download() })
     end)
 
     it('returns error on invalid URI', function()
-      assert.same({nil, 'missing scheme'}, { loader.download('foobar') })
+      assert.same({nil, 'missing scheme'}, { _M.download('foobar') })
     end)
 
     it('returns error on invalid URI', function()
-      assert.same({nil, 'connection refused'}, { loader.download('http://127.0.0.1:1234/config/') })
+      assert.same({nil, 'connection refused'}, { _M.download('http://127.0.0.1:1234/config/') })
     end)
 
 
     it('.download', function()
-      loader.download('http://user:pass@localhost:3000')
-      loader.download('https://user@localhost')
-      loader.download('http://:[email protected]:3000')
+      _M.download('http://user:pass@localhost:3000')
+      _M.download('https://user@localhost')
+      _M.download('http://:[email protected]:3000')
     end)
 
     it('decodes config #network', function()
-      assert(loader.download('http://127.0.0.1:1984/json'))
+      assert(_M.download('http://127.0.0.1:1984/json'))
     end)
   end)
 end)