test: add namespace inspect test cases

Signed-off-by: Park jungtae <jtpark1957@gmail.com>

Author: opjt

cmd/nerdctl/namespace/namespace_inspect_test.go

@@ -0,0 +1,155 @@
+/*
+   Copyright The containerd 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.
+*/
+
+package namespace
+
+import (
+	"errors"
+	"fmt"
+	"testing"
+
+	"github.com/containerd/nerdctl/mod/tigron/expect"
+	"github.com/containerd/nerdctl/mod/tigron/require"
+	"github.com/containerd/nerdctl/mod/tigron/test"
+	"github.com/containerd/nerdctl/mod/tigron/tig"
+	"gotest.tools/v3/assert"
+
+	"github.com/containerd/nerdctl/v2/pkg/inspecttypes/native"
+	"github.com/containerd/nerdctl/v2/pkg/testutil"
+	"github.com/containerd/nerdctl/v2/pkg/testutil/nerdtest"
+)
+
+func TestNamespaceInspect(t *testing.T) {
+	testCase := nerdtest.Setup()
+	testCase.Require = require.Not(nerdtest.Docker)
+
+	testCase.Setup = func(data test.Data, helpers test.Helpers) {
+		helpers.Ensure("namespace", "create", data.Identifier("first"))
+		helpers.Ensure("namespace", "create", "--label", "foo=fooval", "--label", "bar=barval", data.Identifier("second"))
+
+		// Create some resources in the namespaces
+		helpers.Ensure("--namespace", data.Identifier("first"), "run", "-d", "--name", data.Identifier("container1"), testutil.CommonImage)
+		helpers.Ensure("--namespace", data.Identifier("first"), "run", "-d", "--name", data.Identifier("container2"), testutil.CommonImage)
+		helpers.Ensure("--namespace", data.Identifier("second"), "run", "-d", "--name", data.Identifier("container3"), testutil.CommonImage)
+		// Create a volume
+		helpers.Ensure("--namespace", data.Identifier("first"), "volume", "create", data.Identifier("volume1"))
+
+		data.Labels().Set("ns1", data.Identifier("first"))
+		data.Labels().Set("ns2", data.Identifier("second"))
+		data.Labels().Set("container1", data.Identifier("container1"))
+		data.Labels().Set("container2", data.Identifier("container2"))
+		data.Labels().Set("container3", data.Identifier("container3"))
+		data.Labels().Set("volume1", data.Identifier("volume1"))
+	}
+
+	testCase.Cleanup = func(data test.Data, helpers test.Helpers) {
+		helpers.Anyhow("--namespace", data.Identifier("first"), "image", "rm", "-f", testutil.CommonImage)
+		helpers.Anyhow("--namespace", data.Identifier("second"), "image", "rm", "-f", testutil.CommonImage)
+		helpers.Anyhow("--namespace", data.Identifier("first"), "rm", "-f", data.Identifier("container1"))
+		helpers.Anyhow("--namespace", data.Identifier("first"), "rm", "-f", data.Identifier("container2"))
+		helpers.Anyhow("--namespace", data.Identifier("second"), "rm", "-f", data.Identifier("container3"))
+		helpers.Anyhow("--namespace", data.Identifier("first"), "volume", "rm", "-f", data.Identifier("volume1"))
+		helpers.Anyhow("namespace", "remove", data.Identifier("first"))
+		helpers.Anyhow("namespace", "remove", data.Identifier("second"))
+	}
+
+	testCase.SubTests = []*test.Case{
+		{
+			Description: "arg missing should fail",
+			Command:     test.Command("namespace", "inspect"),
+			Expected:    test.Expects(1, []error{errors.New("requires at least 1 arg")}, nil),
+		},
+		{
+			Description: "non existent namespace returns empty array",
+			Command:     test.Command("namespace", "inspect", "doesnotexist"),
+			Expected: func(data test.Data, helpers test.Helpers) *test.Expected {
+				return &test.Expected{
+					Output: expect.All(
+						expect.JSON([]native.Namespace{}, func(dc []native.Namespace, t tig.T) {
+							assert.Assert(t, len(dc) == 0, "expected empty array")
+						}),
+					),
+				}
+			},
+		},
+		{
+			Description: "inspect labels",
+			Command: func(data test.Data, helpers test.Helpers) test.TestableCommand {
+				return helpers.Command("namespace", "inspect", data.Labels().Get("ns2"))
+			},
+			Expected: func(data test.Data, helpers test.Helpers) *test.Expected {
+				return &test.Expected{
+					Output: expect.All(
+						expect.Contains(data.Labels().Get("ns2")),
+						expect.JSON([]native.Namespace{}, func(dc []native.Namespace, t tig.T) {
+							labels := *dc[0].Labels
+							assert.Assert(t, len(labels) == 2, fmt.Sprintf("two labels, not %d", len(labels)))
+							assert.Assert(t, labels["foo"] == "fooval",
+								fmt.Sprintf("label foo should be fooval, not %s", labels["foo"]))
+							assert.Assert(t, labels["bar"] == "barval",
+								fmt.Sprintf("label bar should be barval, not %s", labels["bar"]))
+						}),
+					),
+				}
+			},
+		},
+		{
+			Description: "inspect details single namespace",
+			Command: func(data test.Data, helpers test.Helpers) test.TestableCommand {
+				return helpers.Command("namespace", "inspect", data.Labels().Get("ns1"))
+			},
+			Expected: func(data test.Data, helpers test.Helpers) *test.Expected {
+				return &test.Expected{
+					Output: expect.All(
+						expect.Contains(data.Labels().Get("ns1")),
+						expect.JSON([]native.Namespace{}, func(dc []native.Namespace, t tig.T) {
+							assert.Assert(t, len(dc[0].Volumes.Names) == 1, fmt.Sprintf("expected 1 volume name (was %d)", len(dc[0].Volumes.Names)))
+							assert.Assert(t, dc[0].Containers.Count == 2, fmt.Sprintf("expected 2 container (was %d)", dc[0].Containers.Count))
+							assert.Assert(t, len(dc[0].Images.IDs) == 1, fmt.Sprintf("expected 1 image (was %d)", dc[0].Images.Count))
+						}),
+					),
+				}
+			},
+		},
+		{
+			Description: "inspect details both namespaces",
+			Command: func(data test.Data, helpers test.Helpers) test.TestableCommand {
+				return helpers.Command("namespace", "inspect", data.Labels().Get("ns1"), data.Labels().Get("ns2"))
+			},
+			Expected: func(data test.Data, helpers test.Helpers) *test.Expected {
+				return &test.Expected{
+					Output: expect.All(
+						expect.Contains(data.Labels().Get("ns1")),
+						expect.JSON([]native.Namespace{}, func(dc []native.Namespace, t tig.T) {
+							assert.Assert(t, len(dc[0].Volumes.Names) == 1, fmt.Sprintf("expected 1 volume (was %d)", len(dc[0].Volumes.Names)))
+							assert.Assert(t, dc[0].Containers.Count == 2, fmt.Sprintf("expected 2 container (was %d)", dc[0].Containers.Count))
+							assert.Assert(t, len(dc[0].Images.IDs) == 1, fmt.Sprintf("expected 1 image (was %d)", dc[0].Images.Count))
+						}),
+
+						expect.Contains(data.Labels().Get("ns2")),
+						expect.JSON([]native.Namespace{}, func(dc []native.Namespace, t tig.T) {
+							assert.Assert(t, len(dc[1].Volumes.Names) == 0, fmt.Sprintf("expected  0 volume (was %d)", len(dc[1].Volumes.Names)))
+							assert.Assert(t, dc[1].Containers.Count == 1, fmt.Sprintf("expected 1 container (was %d)", dc[1].Containers.Count))
+							assert.Assert(t, dc[1].Images.Count == 1, fmt.Sprintf("expected 1 image (was %d)", dc[1].Images.Count))
+						}),
+					),
+				}
+			},
+		},
+	}
+
+	testCase.Run(t)
+}