Adding a Delete Global User functionality (#207)

Author: safaci2000

rest-admin.go

@@ -27,6 +27,24 @@ func (r *Client) CreateUser(ctx context.Context, user User) (StatusMessage, erro
 	return resp, nil
 }
 
+// DeleteUser deletes a global user
+// Requires basic authentication and that the authenticated user ia Grafana Admin
+// Reflects DELETE /api/admin/users/:userId API call.
+func (r *Client) DeleteUser(ctx context.Context, uid uint) (StatusMessage, error) {
+	var (
+		raw  []byte
+		resp StatusMessage
+		err  error
+	)
+	if raw, _, err = r.delete(ctx, fmt.Sprintf("api/admin/users/%d", uid)); err != nil {
+		return StatusMessage{}, err
+	}
+	if err = json.Unmarshal(raw, &resp); err != nil {
+		return StatusMessage{}, err
+	}
+	return resp, nil
+}
+
 // UpdateUserPermissions updates the permissions of a global user.
 // Requires basic authentication and that the authenticated user is a Grafana Admin.
 // Reflects PUT /api/admin/users/:userId/password API call.

rest-admin_integration_test.go

@@ -2,6 +2,7 @@ package sdk_test
 
 import (
 	"context"
+	"github.com/stretchr/testify/assert"
 	"testing"
 
 	"github.com/grafana-tools/sdk"
@@ -52,4 +53,12 @@ func TestAdminOperations(t *testing.T) {
 	if retrievedUser.IsGrafanaAdmin != true {
 		t.Fatal("user should be an admin but is not")
 	}
+	//Delete user
+	msg, err := client.DeleteUser(ctx, retrievedUser.ID)
+	assert.Nil(t, err)
+	assert.Equal(t, "User deleted", *msg.Message)
+	//attempt to retrieve deleted user
+	retrievedUser, err = client.GetUser(ctx, retrievedUser.ID)
+	assert.NotNil(t, err, "Deleted user should not be accessible")
+
 }