docker: contextInspect func

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

__tests__/docker/docker.test.itg.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import {describe, expect, test} from '@jest/globals';
+import {describe, expect, it, test} from '@jest/globals';
 
 import {Docker} from '../../src/docker/docker';
 
@@ -54,3 +54,14 @@ maybe('pull', () => {
       }
     }, 600000);
 });
+
+maybe('contextInspect', () => {
+  it('inspect default context', async () => {
+    const contextInfo = await Docker.contextInspect();
+    expect(contextInfo).toBeDefined();
+    console.log('contextInfo', contextInfo);
+    expect(contextInfo?.Name).toBeDefined();
+    expect(contextInfo?.Endpoints).toBeDefined();
+    expect(Object.keys(contextInfo?.Endpoints).length).toBeGreaterThan(0);
+  });
+});

__tests__/docker/docker.test.ts

@@ -118,6 +118,19 @@ describe('context', () => {
   });
 });
 
+describe('contextInspect', () => {
+  it('call docker context inspect', async () => {
+    const execSpy = jest.spyOn(Exec, 'getExecOutput');
+    await Docker.contextInspect('foo').catch(() => {
+      // noop
+    });
+    expect(execSpy).toHaveBeenCalledWith(`docker`, ['context', 'inspect', '--format=json', 'foo'], {
+      ignoreReturnCode: true,
+      silent: true
+    });
+  });
+});
+
 describe('printVersion', () => {
   it('call docker version', async () => {
     const execSpy = jest.spyOn(Exec, 'exec');