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Signed-off-by: hanlu <hanlu1@huawei.com>

runtime/main/extend/systemplugin/napi/ohos_data_dataShare.js

@@ -172,6 +172,54 @@ export function mockDataShare() {
           resolve(paramMock.paramNumberMock);
         })
       }
+    },
+    addTemplate: function (...args) {
+      console.warn("DataShareHelper.addTemplate interface mocked in the Previewer. How this interface works on the Previewer" +
+        " may be different from that on a real device.")
+      const len = args.length
+      if (typeof args[len - 1] === 'function') {
+        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramNumberMock)
+      } else {
+        return new Promise((resolve, reject) => {
+          resolve(paramMock.paramNumberMock);
+        })
+      }
+    },
+    delTemplate: function (...args) {
+      console.warn("DataShareHelper.delTemplate interface mocked in the Previewer. How this interface works on the Previewer" +
+        " may be different from that on a real device.")
+      const len = args.length
+      if (typeof args[len - 1] === 'function') {
+        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramNumberMock)
+      } else {
+        return new Promise((resolve, reject) => {
+          resolve(paramMock.paramNumberMock);
+        })
+      }
+    },
+    publish: function (...args) {
+      console.warn("DataShareHelper.publish interface mocked in the Previewer. How this interface works on the Previewer" +
+        " may be different from that on a real device.")
+      const len = args.length
+      if (typeof args[len - 1] === 'function') {
+        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramNumberMock)
+      } else {
+        return new Promise((resolve, reject) => {
+          resolve(paramMock.paramNumberMock);
+        })
+      }
+    },
+    getPublishedData: function (...args) {
+      console.warn("DataShareHelper.getPublishedData interface mocked in the Previewer. How this interface works on the Previewer" +
+        " may be different from that on a real device.")
+      const len = args.length
+      if (typeof args[len - 1] === 'function') {
+        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramNumberMock)
+      } else {
+        return new Promise((resolve, reject) => {
+          resolve(paramMock.paramNumberMock);
+        })
+      }
     }
   }
   const dataShareMock = {