docker/integration-cli/docker_cli_history_test.go

127 строки
3.6 KiB
Go

package main
import (
"fmt"
"regexp"
"strconv"
"strings"
"github.com/docker/docker/pkg/integration/checker"
"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)
c.Assert(err, checker.IsNil)
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]
c.Assert(actualValue, checker.Contains, echoValue)
}
}
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")
c.Assert(err, checker.NotNil, check.Commentf("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]
c.Assert(actualValue, checker.Contains, comment)
}
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]
_, err := strconv.Atoi(strings.TrimSpace(sizeString))
c.Assert(err, checker.IsNil, check.Commentf("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 +")
humanSizeRegexRaw := "\\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]
c.Assert(strings.TrimSpace(sizeString), checker.Matches, humanSizeRegexRaw, check.Commentf("The size '%s' was not in human format", sizeString))
}
}