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- 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) // TODO Windows: This test passes on Windows,
- // but currently adds a disproportionate amount of time for the value it has.
- // Removing it from Windows CI for now, but this will be revisited in the
- // TP5 timeframe when perf is better.
- name := "testbuildhistory"
- _, err := buildImage(name, `FROM `+minimalBaseImage()+`
- LABEL label.A="A"
- LABEL label.B="B"
- LABEL label.C="C"
- LABEL label.D="D"
- LABEL label.E="E"
- LABEL label.F="F"
- LABEL label.G="G"
- LABEL label.H="H"
- LABEL label.I="I"
- LABEL label.J="J"
- LABEL label.K="K"
- LABEL label.L="L"
- LABEL label.M="M"
- LABEL label.N="N"
- LABEL label.O="O"
- LABEL label.P="P"
- LABEL label.Q="Q"
- LABEL label.R="R"
- LABEL label.S="S"
- LABEL label.T="T"
- LABEL label.U="U"
- LABEL label.V="V"
- LABEL label.W="W"
- LABEL label.X="X"
- LABEL label.Y="Y"
- LABEL label.Z="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("LABEL label.%s=%s", expectedValues[i], expectedValues[i])
- actualValue := actualValues[i]
- c.Assert(actualValue, checker.Contains, echoValue)
- }
- }
- func (s *DockerSuite) TestHistoryExistentImage(c *check.C) {
- 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) {
- name := "testhistoryimagewithcomment"
- // make an 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) {
- 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) {
- 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))
- }
- }
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