Files
docker-cli/components/engine/integration-cli/docker_cli_history_test.go
John Howard c03ccb6893 Windows: Get Integration CLI running
Signed-off-by: John Howard <jhoward@microsoft.com>
Upstream-commit: f9a3558a9d75ed6a2f9f1b2d80800226afaa74a5
Component: engine
2015-09-04 12:32:40 -07:00

138 lines
3.7 KiB
Go

package main
import (
"fmt"
"regexp"
"strconv"
"strings"
"github.com/go-check/check"
)
// 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 (s *DockerSuite) TestBuildHistory(c *check.C) {
testRequires(c, DaemonIsLinux)
name := "testbuildhistory"
_, 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 {
c.Fatal(err)
}
out, _ := dockerCmd(c, "history", "testbuildhistory")
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) {
c.Fatalf("Expected layer \"%s\", but was: %s", expectedValues[i], actualValue)
}
}
}
func (s *DockerSuite) TestHistoryExistentImage(c *check.C) {
testRequires(c, DaemonIsLinux)
dockerCmd(c, "history", "busybox")
}
func (s *DockerSuite) TestHistoryNonExistentImage(c *check.C) {
_, _, err := dockerCmdWithError("history", "testHistoryNonExistentImage")
if err == nil {
c.Fatal("history on a non-existent image should fail.")
}
}
func (s *DockerSuite) TestHistoryImageWithComment(c *check.C) {
testRequires(c, DaemonIsLinux)
name := "testhistoryimagewithcomment"
// make a image through docker commit <container id> [ -m messages ]
dockerCmd(c, "run", "--name", name, "busybox", "true")
dockerCmd(c, "wait", name)
comment := "This_is_a_comment"
dockerCmd(c, "commit", "-m="+comment, name, name)
// test docker history <image id> to check comment messages
out, _ := dockerCmd(c, "history", name)
outputTabs := strings.Fields(strings.Split(out, "\n")[1])
actualValue := outputTabs[len(outputTabs)-1]
if !strings.Contains(actualValue, comment) {
c.Fatalf("Expected comments %q, but found %q", comment, actualValue)
}
}
func (s *DockerSuite) TestHistoryHumanOptionFalse(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "history", "--human=false", "busybox")
lines := strings.Split(out, "\n")
sizeColumnRegex, _ := regexp.Compile("SIZE +")
indices := sizeColumnRegex.FindStringIndex(lines[0])
startIndex := indices[0]
endIndex := indices[1]
for i := 1; i < len(lines)-1; i++ {
if endIndex > len(lines[i]) {
endIndex = len(lines[i])
}
sizeString := lines[i][startIndex:endIndex]
if _, err := strconv.Atoi(strings.TrimSpace(sizeString)); err != nil {
c.Fatalf("The size '%s' was not an Integer", sizeString)
}
}
}
func (s *DockerSuite) TestHistoryHumanOptionTrue(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "history", "--human=true", "busybox")
lines := strings.Split(out, "\n")
sizeColumnRegex, _ := regexp.Compile("SIZE +")
humanSizeRegex, _ := regexp.Compile("^\\d+.*B$") // Matches human sizes like 10 MB, 3.2 KB, etc
indices := sizeColumnRegex.FindStringIndex(lines[0])
startIndex := indices[0]
endIndex := indices[1]
for i := 1; i < len(lines)-1; i++ {
if endIndex > len(lines[i]) {
endIndex = len(lines[i])
}
sizeString := lines[i][startIndex:endIndex]
if matchSuccess := humanSizeRegex.MatchString(strings.TrimSpace(sizeString)); !matchSuccess {
c.Fatalf("The size '%s' was not in human format", sizeString)
}
}
}