integration: Move image filter tests to integration

- use assert.Check to continue the test even if a check fails
- assert the total number of images returned, not only their RepoTags
- use subtests

Signed-off-by: Djordje Lukic <djordje.lukic@docker.com>

integration-cli/docker_api_images_test.go

@@ -8,7 +8,6 @@ import (
 	"testing"
 
 	"github.com/docker/docker/api/types"
-	"github.com/docker/docker/api/types/filters"
 	"github.com/docker/docker/client"
 	"github.com/docker/docker/integration-cli/cli"
 	"github.com/docker/docker/integration-cli/cli/build"
@@ -16,42 +15,6 @@ import (
 	"gotest.tools/v3/assert"
 )
 
-func (s *DockerAPISuite) TestAPIImagesFilter(c *testing.T) {
-	apiClient, err := client.NewClientWithOpts(client.FromEnv)
-	assert.NilError(c, err)
-	defer apiClient.Close()
-
-	name := "utest:tag1"
-	name2 := "utest/docker:tag2"
-	name3 := "utest:5000/docker:tag3"
-	for _, n := range []string{name, name2, name3} {
-		dockerCmd(c, "tag", "busybox", n)
-	}
-	getImages := func(filter string) []types.ImageSummary {
-		options := types.ImageListOptions{
-			All:     false,
-			Filters: filters.NewArgs(filters.Arg("reference", filter)),
-		}
-		images, err := apiClient.ImageList(context.Background(), options)
-		assert.NilError(c, err)
-
-		return images
-	}
-
-	// incorrect number of matches returned
-	images := getImages("utest*/*")
-	assert.Equal(c, len(images[0].RepoTags), 2)
-
-	images = getImages("utest")
-	assert.Equal(c, len(images[0].RepoTags), 1)
-
-	images = getImages("utest*")
-	assert.Equal(c, len(images[0].RepoTags), 1)
-
-	images = getImages("*5000*/*")
-	assert.Equal(c, len(images[0].RepoTags), 1)
-}
-
 func (s *DockerAPISuite) TestAPIImagesSaveAndLoad(c *testing.T) {
 	testRequires(c, Network)
 	buildImageSuccessfully(c, "saveandload", build.WithDockerfile("FROM busybox\nENV FOO bar"))

integration/image/list_test.go

@@ -93,3 +93,59 @@ func TestImagesFilterBeforeSince(t *testing.T) {
 	// the assertion must therefore be order-independent.
 	assert.DeepEqual(t, listedIDs, imgs[1:len(imgs)-1], cmpopts.SortSlices(func(a, b string) bool { return a < b }))
 }
+
+func TestAPIImagesFilters(t *testing.T) {
+	t.Cleanup(setupTest(t))
+	client := testEnv.APIClient()
+	ctx := context.Background()
+
+	for _, n := range []string{"utest:tag1", "utest/docker:tag2", "utest:5000/docker:tag3"} {
+		err := client.ImageTag(ctx, "busybox:latest", n)
+		assert.NilError(t, err)
+	}
+
+	testcases := []struct {
+		name             string
+		filters          []filters.KeyValuePair
+		expectedImages   int
+		expectedRepoTags int
+	}{
+		{
+			name:             "repository regex",
+			filters:          []filters.KeyValuePair{filters.Arg("reference", "utest*/*")},
+			expectedImages:   1,
+			expectedRepoTags: 2,
+		},
+		{
+			name:             "image name regex",
+			filters:          []filters.KeyValuePair{filters.Arg("reference", "utest*")},
+			expectedImages:   1,
+			expectedRepoTags: 1,
+		},
+		{
+			name:             "image name without a tag",
+			filters:          []filters.KeyValuePair{filters.Arg("reference", "utest")},
+			expectedImages:   1,
+			expectedRepoTags: 1,
+		},
+		{
+			name:             "registry port regex",
+			filters:          []filters.KeyValuePair{filters.Arg("reference", "*5000*/*")},
+			expectedImages:   1,
+			expectedRepoTags: 1,
+		},
+	}
+
+	for _, tc := range testcases {
+		tc := tc
+		t.Run(tc.name, func(t *testing.T) {
+			t.Parallel()
+			images, err := client.ImageList(context.Background(), types.ImageListOptions{
+				Filters: filters.NewArgs(tc.filters...),
+			})
+			assert.Check(t, err)
+			assert.Assert(t, is.Len(images, tc.expectedImages))
+			assert.Check(t, is.Len(images[0].RepoTags, tc.expectedRepoTags))
+		})
+	}
+}