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forgejo-runner/act/container/docker_images_test.go
Earl Warren 0520ff4e05
chore: use t.Context for tests, activate usetesting for lint + add t.TempDir and t.Chdir (#844)
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<!--URL:https://code.forgejo.org/forgejo/runner-->
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  - [PR](https://code.forgejo.org/forgejo/runner/pulls/844): <!--number 844 --><!--line 0 --><!--description Y2hvcmU6IHVzZSB0LkNvbnRleHQgZm9yIHRlc3RzLCBhY3RpdmF0ZSB1c2V0ZXN0aW5nIGZvciBsaW50ICsgYWRkIHQuVGVtcERpciBhbmQgdC5DaGRpciBbc2tpcCBjYXNjYWRlXQ==-->chore: use t.Context for tests, activate usetesting for lint + add t.TempDir and t.Chdir [skip cascade]<!--description-->
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Reviewed-on: https://code.forgejo.org/forgejo/runner/pulls/844
Reviewed-by: Gusted <gusted@noreply.code.forgejo.org>
Co-authored-by: Earl Warren <contact@earl-warren.org>
Co-committed-by: Earl Warren <contact@earl-warren.org>
2025-08-11 13:21:42 +00:00

66 lines
2.1 KiB
Go

package container
import (
"io"
"testing"
"github.com/docker/docker/api/types/image"
"github.com/docker/docker/client"
log "github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
)
func init() {
log.SetLevel(log.DebugLevel)
}
func TestImageExistsLocally(t *testing.T) {
if testing.Short() {
t.Skip("skipping integration test")
}
ctx := t.Context()
// to help make this test reliable and not flaky, we need to have
// an image that will exist, and onew that won't exist
// Test if image exists with specific tag
invalidImageTag, err := ImageExistsLocally(ctx, "code.forgejo.org/oci/alpine:this-random-tag-will-never-exist", "linux/amd64")
assert.Nil(t, err)
assert.Equal(t, false, invalidImageTag)
// Test if image exists with specific architecture (image platform)
invalidImagePlatform, err := ImageExistsLocally(ctx, "code.forgejo.org/oci/alpine:latest", "windows/amd64")
assert.Nil(t, err)
assert.Equal(t, false, invalidImagePlatform)
// pull an image
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.Nil(t, err)
cli.NegotiateAPIVersion(t.Context())
// Chose alpine latest because it's so small
// maybe we should build an image instead so that tests aren't reliable on dockerhub
readerDefault, err := cli.ImagePull(ctx, "code.forgejo.org/oci/alpine:latest", image.PullOptions{
Platform: "linux/amd64",
})
assert.Nil(t, err)
defer readerDefault.Close()
_, err = io.ReadAll(readerDefault)
assert.Nil(t, err)
imageDefaultArchExists, err := ImageExistsLocally(ctx, "code.forgejo.org/oci/alpine:latest", "linux/amd64")
assert.Nil(t, err)
assert.Equal(t, true, imageDefaultArchExists)
// Validate if another architecture platform can be pulled
readerArm64, err := cli.ImagePull(ctx, "code.forgejo.org/oci/alpine:latest", image.PullOptions{
Platform: "linux/arm64",
})
assert.Nil(t, err)
defer readerArm64.Close()
_, err = io.ReadAll(readerArm64)
assert.Nil(t, err)
imageArm64Exists, err := ImageExistsLocally(ctx, "code.forgejo.org/oci/alpine:latest", "linux/arm64")
assert.Nil(t, err)
assert.Equal(t, true, imageArm64Exists)
}