043dfeea4f
Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle) Upstream-commit: f7b3a6b292a1f8dc7cfffe2e93622ea2c3419623 Component: engine
85 lines
2.1 KiB
Go
85 lines
2.1 KiB
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os/exec"
|
|
"strings"
|
|
"testing"
|
|
)
|
|
|
|
// This is a heisen-test. Because the created timestamp of images and the behavior of
|
|
// sort is not predictable it doesn't always fail.
|
|
func TestBuildHistory(t *testing.T) {
|
|
name := "testbuildhistory"
|
|
defer deleteImages(name)
|
|
_, err := buildImage(name, `FROM busybox
|
|
RUN echo "A"
|
|
RUN echo "B"
|
|
RUN echo "C"
|
|
RUN echo "D"
|
|
RUN echo "E"
|
|
RUN echo "F"
|
|
RUN echo "G"
|
|
RUN echo "H"
|
|
RUN echo "I"
|
|
RUN echo "J"
|
|
RUN echo "K"
|
|
RUN echo "L"
|
|
RUN echo "M"
|
|
RUN echo "N"
|
|
RUN echo "O"
|
|
RUN echo "P"
|
|
RUN echo "Q"
|
|
RUN echo "R"
|
|
RUN echo "S"
|
|
RUN echo "T"
|
|
RUN echo "U"
|
|
RUN echo "V"
|
|
RUN echo "W"
|
|
RUN echo "X"
|
|
RUN echo "Y"
|
|
RUN echo "Z"`,
|
|
true)
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
out, exitCode, err := runCommandWithOutput(exec.Command(dockerBinary, "history", "testbuildhistory"))
|
|
if err != nil || exitCode != 0 {
|
|
t.Fatal("failed to get image history: %s, %v", out, err)
|
|
}
|
|
|
|
actualValues := strings.Split(out, "\n")[1:27]
|
|
expectedValues := [26]string{"Z", "Y", "X", "W", "V", "U", "T", "S", "R", "Q", "P", "O", "N", "M", "L", "K", "J", "I", "H", "G", "F", "E", "D", "C", "B", "A"}
|
|
|
|
for i := 0; i < 26; i++ {
|
|
echoValue := fmt.Sprintf("echo \"%s\"", expectedValues[i])
|
|
actualValue := actualValues[i]
|
|
|
|
if !strings.Contains(actualValue, echoValue) {
|
|
t.Fatalf("Expected layer \"%s\", but was: %s", expectedValues[i], actualValue)
|
|
}
|
|
}
|
|
|
|
logDone("history - build history")
|
|
}
|
|
|
|
func TestHistoryExistentImage(t *testing.T) {
|
|
historyCmd := exec.Command(dockerBinary, "history", "busybox")
|
|
_, exitCode, err := runCommandWithOutput(historyCmd)
|
|
if err != nil || exitCode != 0 {
|
|
t.Fatal("failed to get image history")
|
|
}
|
|
logDone("history - history on existent image must not fail")
|
|
}
|
|
|
|
func TestHistoryNonExistentImage(t *testing.T) {
|
|
historyCmd := exec.Command(dockerBinary, "history", "testHistoryNonExistentImage")
|
|
_, exitCode, err := runCommandWithOutput(historyCmd)
|
|
if err == nil || exitCode == 0 {
|
|
t.Fatal("history on a non-existent image didn't result in a non-zero exit status")
|
|
}
|
|
logDone("history - history on non-existent image must fail")
|
|
}
|