Extracted function and added tests

Signed-off-by: Andre Wanlin <awanlin@rapidrtc.com>

plugins/azure-devops-backend/src/api/AzureDevOpsApi.test.ts

@@ -0,0 +1,97 @@
+/*
+ * Copyright 2021 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { repoBuildFromBuild } from './AzureDevOpsApi';
+import { RepoBuild } from './types';
+import {
+  Build,
+  BuildResult,
+  BuildStatus,
+  DefinitionReference,
+} from 'azure-devops-node-api/interfaces/BuildInterfaces';
+
+describe('AzureDevOpsApi', () => {
+  describe('repoBuildFromBuild', () => {
+    it('should return RepoBuild from Build', () => {
+      const inputBuildDefinition: DefinitionReference = {
+        name: 'My Build Definition',
+      };
+
+      const inputLinks: any = {
+        web: {
+          href: 'https://host.com/myOrg/0bcc0c0d-2d02/_build/results?buildId=1',
+        },
+      };
+
+      const inputBuild: Build = {
+        id: 1,
+        buildNumber: 'Build-1',
+        status: BuildStatus.Completed,
+        result: BuildResult.Succeeded,
+        queueTime: new Date('2020-09-12T06:10:23.9325232Z'),
+        sourceBranch: 'refs/heads/develop',
+        sourceVersion: 'f4f78b3100b2923982bdf60c89c57ce6fd2d9a1c',
+        definition: inputBuildDefinition,
+        _links: inputLinks,
+      };
+
+      const outputRepoBuild: RepoBuild = {
+        id: 1,
+        title: 'My Build Definition - Build-1',
+        link: 'https://host.com/myOrg/0bcc0c0d-2d02/_build/results?buildId=1',
+        status: BuildStatus.Completed,
+        result: BuildResult.Succeeded,
+        queueTime: new Date('2020-09-12T06:10:23.9325232Z'),
+        source: 'refs/heads/develop (f4f78b31)',
+      };
+
+      expect(repoBuildFromBuild(inputBuild)).toEqual(outputRepoBuild);
+    });
+  });
+
+  describe('repoBuildFromBuild with no Build definition name', () => {
+    it('should return RepoBuild with only Build Number for title', () => {
+      const inputLinks: any = {
+        web: {
+          href: 'https://host.com/myOrg/0bcc0c0d-2d02/_build/results?buildId=1',
+        },
+      };
+
+      const inputBuild: Build = {
+        id: 1,
+        buildNumber: 'Build-1',
+        status: BuildStatus.Completed,
+        result: BuildResult.Succeeded,
+        queueTime: new Date('2020-09-12T06:10:23.9325232Z'),
+        sourceBranch: 'refs/heads/develop',
+        sourceVersion: 'f4f78b3100b2923982bdf60c89c57ce6fd2d9a1c',
+        definition: undefined,
+        _links: inputLinks,
+      };
+
+      const outputRepoBuild: RepoBuild = {
+        id: 1,
+        title: 'Build-1',
+        link: 'https://host.com/myOrg/0bcc0c0d-2d02/_build/results?buildId=1',
+        status: BuildStatus.Completed,
+        result: BuildResult.Succeeded,
+        queueTime: new Date('2020-09-12T06:10:23.9325232Z'),
+        source: 'refs/heads/develop (f4f78b31)',
+      };
+
+      expect(repoBuildFromBuild(inputBuild)).toEqual(outputRepoBuild);
+    });
+  });
+});

plugins/azure-devops-backend/src/api/AzureDevOpsApi.ts

@@ -17,6 +17,7 @@
 import { Logger } from 'winston';
 import { WebApi } from 'azure-devops-node-api';
 import { RepoBuild } from './types';
+import { Build } from 'azure-devops-node-api/interfaces/BuildInterfaces';
 
 export class AzureDevOpsApi {
   constructor(
@@ -84,19 +85,24 @@ export class AzureDevOpsApi {
       top,
     );
 
-    const repoBuilds = buildList.map(build => {
-      const repoBuild: RepoBuild = {
-        id: build.id,
-        title: `${build.definition?.name} - ${build.buildNumber}`,
-        link: build._links?.web.href,
-        status: build.status,
-        result: build.result,
-        queueTime: build.queueTime,
-        source: `${build.sourceBranch} (${build.sourceVersion?.substr(0, 8)})`,
-      };
-      return repoBuild;
+    const repoBuilds: RepoBuild[] = buildList.map(build => {
+      return repoBuildFromBuild(build);
     });
 
     return repoBuilds;
   }
 }
+
+export function repoBuildFromBuild(build: Build) {
+  return {
+    id: build.id,
+    title: [build.definition?.name, build.buildNumber]
+      .filter(Boolean)
+      .join(' - '),
+    link: build._links?.web.href,
+    status: build.status,
+    result: build.result,
+    queueTime: build.queueTime,
+    source: `${build.sourceBranch} (${build.sourceVersion?.substr(0, 8)})`,
+  };
+}