chore: implement cli list organization members (#13555)

example cli command: 
`coder organization members`

enterprise/cli/organizationmembers_test.go

@@ -0,0 +1,68 @@
+package cli_test
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/coder/coder/v2/cli/clitest"
+	"github.com/coder/coder/v2/coderd/coderdtest"
+	"github.com/coder/coder/v2/coderd/rbac"
+	"github.com/coder/coder/v2/codersdk"
+	"github.com/coder/coder/v2/enterprise/coderd/coderdenttest"
+	"github.com/coder/coder/v2/enterprise/coderd/license"
+	"github.com/coder/coder/v2/testutil"
+)
+
+func TestEnterpriseListOrganizationMembers(t *testing.T) {
+	t.Parallel()
+
+	t.Run("CustomRole", func(t *testing.T) {
+		t.Parallel()
+
+		dv := coderdtest.DeploymentValues(t)
+		dv.Experiments = []string{string(codersdk.ExperimentCustomRoles)}
+		ownerClient, owner := coderdenttest.New(t, &coderdenttest.Options{
+			Options: &coderdtest.Options{
+				DeploymentValues: dv,
+			},
+			LicenseOptions: &coderdenttest.LicenseOptions{
+				Features: license.Features{
+					codersdk.FeatureCustomRoles: 1,
+				},
+			},
+		})
+
+		ctx := testutil.Context(t, testutil.WaitMedium)
+		//nolint:gocritic // only owners can patch roles
+		customRole, err := ownerClient.PatchOrganizationRole(ctx, owner.OrganizationID, codersdk.Role{
+			Name:            "custom",
+			OrganizationID:  owner.OrganizationID.String(),
+			DisplayName:     "Custom Role",
+			SitePermissions: nil,
+			OrganizationPermissions: codersdk.CreatePermissions(map[codersdk.RBACResource][]codersdk.RBACAction{
+				codersdk.ResourceWorkspace: {codersdk.ActionRead},
+			}),
+			UserPermissions: nil,
+		})
+		require.NoError(t, err)
+
+		client, user := coderdtest.CreateAnotherUser(t, ownerClient, owner.OrganizationID, rbac.RoleUserAdmin(), rbac.RoleIdentifier{
+			Name:           customRole.Name,
+			OrganizationID: owner.OrganizationID,
+		}, rbac.ScopedRoleOrgAdmin(owner.OrganizationID))
+
+		inv, root := clitest.New(t, "organization", "members", "-c", "user_id,username,organization_roles")
+		clitest.SetupConfig(t, client, root)
+
+		buf := new(bytes.Buffer)
+		inv.Stdout = buf
+		err = inv.WithContext(ctx).Run()
+		require.NoError(t, err)
+		require.Contains(t, buf.String(), user.Username)
+		require.Contains(t, buf.String(), owner.UserID.String())
+		// Check the display name is the value in the cli list
+		require.Contains(t, buf.String(), customRole.DisplayName)
+	})
+}