Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

vendor/github.com/containers/image/transports/transports_test.go

@@ -0,0 +1,46 @@
+package transports
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestKnownTransports(t *testing.T) {
+	assert.NotNil(t, KnownTransports) // Ensure that the initialization has actually been run
+	assert.True(t, len(KnownTransports) > 1)
+}
+
+func TestParseImageName(t *testing.T) {
+	// This primarily tests error handling, TestImageNameHandling is a table-driven
+	// test for the expected values.
+	for _, name := range []string{
+		"",         // Empty
+		"busybox",  // No transport name
+		":busybox", // Empty transport name
+		"docker:",  // Empty transport reference
+	} {
+		_, err := ParseImageName(name)
+		assert.Error(t, err, name)
+	}
+}
+
+// A table-driven test summarizing the various transports' behavior.
+func TestImageNameHandling(t *testing.T) {
+	for _, c := range []struct{ transport, input, roundtrip string }{
+		{"dir", "/etc", "/etc"},
+		{"docker", "//busybox", "//busybox:latest"},
+		{"docker", "//busybox:notlatest", "//busybox:notlatest"}, // This also tests handling of multiple ":" characters
+		{"docker-daemon", "sha256:0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", "sha256:0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"},
+		{"docker-daemon", "busybox:latest", "busybox:latest"},
+		{"oci", "/etc:sometag", "/etc:sometag"},
+		// "atomic" not tested here because it depends on per-user configuration for the default cluster.
+	} {
+		fullInput := c.transport + ":" + c.input
+		ref, err := ParseImageName(fullInput)
+		require.NoError(t, err, fullInput)
+		s := ImageName(ref)
+		assert.Equal(t, c.transport+":"+c.roundtrip, s, fullInput)
+	}
+}