Add another test to make sure relationships are cleared when asked.

packages/server/src/automations/tests/updateRow.spec.ts

@@ -10,6 +10,7 @@ import {
 } from "@budibase/types"
 
 import * as setup from "./utilities"
+import * as uuid from "uuid"
 
 describe("test the update row action", () => {
   let table: Table, row: Row, inputs: any
@@ -67,13 +68,13 @@ describe("test the update row action", () => {
     }
 
     let table = await config.api.table.create({
-      name: "TestTable",
+      name: uuid.v4(),
       type: "table",
       sourceType: TableSourceType.INTERNAL,
       sourceId: INTERNAL_TABLE_SOURCE_ID,
       schema: {
-        user1: { ...linkField, name: "user1", fieldName: "user1" },
-        user2: { ...linkField, name: "user2", fieldName: "user2" },
+        user1: { ...linkField, name: "user1", fieldName: uuid.v4() },
+        user2: { ...linkField, name: "user2", fieldName: uuid.v4() },
       },
     })
 
@@ -95,7 +96,8 @@ describe("test the update row action", () => {
         _id: row._id,
         _rev: row._rev,
         tableId: row.tableId,
-        user1: [{ _id: user2._id }],
+        user1: [user2._id],
+        user2: "",
       },
     })
     expect(stepResp.success).toEqual(true)
@@ -104,4 +106,64 @@ describe("test the update row action", () => {
     expect(getResp.body.user1[0]._id).toEqual(user2._id)
     expect(getResp.body.user2[0]._id).toEqual(user2._id)
   })
+
+  it("should overwrite links if those links are not set and we ask it do", async () => {
+    let linkField: FieldSchema = {
+      type: FieldType.LINK,
+      name: "",
+      fieldName: "",
+      constraints: {
+        type: "array",
+        presence: false,
+      },
+      relationshipType: RelationshipType.ONE_TO_MANY,
+      tableId: InternalTable.USER_METADATA,
+    }
+
+    let table = await config.api.table.create({
+      name: uuid.v4(),
+      type: "table",
+      sourceType: TableSourceType.INTERNAL,
+      sourceId: INTERNAL_TABLE_SOURCE_ID,
+      schema: {
+        user1: { ...linkField, name: "user1", fieldName: uuid.v4() },
+        user2: { ...linkField, name: "user2", fieldName: uuid.v4() },
+      },
+    })
+
+    let user1 = await config.createUser()
+    let user2 = await config.createUser()
+
+    let row = await config.api.row.save(table._id!, {
+      user1: [{ _id: user1._id }],
+      user2: [{ _id: user2._id }],
+    })
+
+    let getResp = await config.api.row.get(table._id!, row._id!)
+    expect(getResp.body.user1[0]._id).toEqual(user1._id)
+    expect(getResp.body.user2[0]._id).toEqual(user2._id)
+
+    let stepResp = await setup.runStep(setup.actions.UPDATE_ROW.stepId, {
+      rowId: row._id,
+      row: {
+        _id: row._id,
+        _rev: row._rev,
+        tableId: row.tableId,
+        user1: [user2._id],
+        user2: "",
+      },
+      meta: {
+        fields: {
+          user2: {
+            clearRelationships: true,
+          },
+        },
+      },
+    })
+    expect(stepResp.success).toEqual(true)
+
+    getResp = await config.api.row.get(table._id!, row._id!)
+    expect(getResp.body.user1[0]._id).toEqual(user2._id)
+    expect(getResp.body.user2).toBeUndefined()
+  })
 })

packages/server/src/tests/utilities/api/table.ts

@@ -22,7 +22,15 @@ export class TableAPI extends TestAPI {
       .send(data)
       .set(this.config.defaultHeaders())
       .expect("Content-Type", /json/)
-      .expect(expectStatus)
+
+    if (res.status !== expectStatus) {
+      throw new Error(
+        `Expected status ${expectStatus} but got ${
+          res.status
+        } with body ${JSON.stringify(res.body)}`
+      )
+    }
+
     return res.body
   }