зеркало из https://github.com/microsoft/docker.git
133 строки
3.5 KiB
Go
133 строки
3.5 KiB
Go
package main
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import (
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"fmt"
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"regexp"
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"strconv"
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"strings"
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"github.com/go-check/check"
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)
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// This is a heisen-test. Because the created timestamp of images and the behavior of
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// sort is not predictable it doesn't always fail.
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func (s *DockerSuite) TestBuildHistory(c *check.C) {
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name := "testbuildhistory"
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_, err := buildImage(name, `FROM busybox
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RUN echo "A"
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RUN echo "B"
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RUN echo "C"
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RUN echo "D"
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RUN echo "E"
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RUN echo "F"
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RUN echo "G"
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RUN echo "H"
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RUN echo "I"
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RUN echo "J"
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RUN echo "K"
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RUN echo "L"
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RUN echo "M"
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RUN echo "N"
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RUN echo "O"
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RUN echo "P"
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RUN echo "Q"
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RUN echo "R"
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RUN echo "S"
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RUN echo "T"
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RUN echo "U"
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RUN echo "V"
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RUN echo "W"
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RUN echo "X"
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RUN echo "Y"
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RUN echo "Z"`,
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true)
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if err != nil {
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c.Fatal(err)
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}
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out, _ := dockerCmd(c, "history", "testbuildhistory")
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actualValues := strings.Split(out, "\n")[1:27]
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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"}
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for i := 0; i < 26; i++ {
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echoValue := fmt.Sprintf("echo \"%s\"", expectedValues[i])
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actualValue := actualValues[i]
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if !strings.Contains(actualValue, echoValue) {
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c.Fatalf("Expected layer \"%s\", but was: %s", expectedValues[i], actualValue)
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}
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}
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}
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func (s *DockerSuite) TestHistoryExistentImage(c *check.C) {
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dockerCmd(c, "history", "busybox")
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}
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func (s *DockerSuite) TestHistoryNonExistentImage(c *check.C) {
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_, _, err := dockerCmdWithError("history", "testHistoryNonExistentImage")
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if err == nil {
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c.Fatal("history on a non-existent image should fail.")
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}
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}
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func (s *DockerSuite) TestHistoryImageWithComment(c *check.C) {
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name := "testhistoryimagewithcomment"
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// make a image through docker commit <container id> [ -m messages ]
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dockerCmd(c, "run", "--name", name, "busybox", "true")
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dockerCmd(c, "wait", name)
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comment := "This_is_a_comment"
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dockerCmd(c, "commit", "-m="+comment, name, name)
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// test docker history <image id> to check comment messages
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out, _ := dockerCmd(c, "history", name)
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outputTabs := strings.Fields(strings.Split(out, "\n")[1])
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actualValue := outputTabs[len(outputTabs)-1]
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if !strings.Contains(actualValue, comment) {
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c.Fatalf("Expected comments %q, but found %q", comment, actualValue)
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}
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}
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func (s *DockerSuite) TestHistoryHumanOptionFalse(c *check.C) {
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out, _ := dockerCmd(c, "history", "--human=false", "busybox")
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lines := strings.Split(out, "\n")
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sizeColumnRegex, _ := regexp.Compile("SIZE +")
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indices := sizeColumnRegex.FindStringIndex(lines[0])
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startIndex := indices[0]
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endIndex := indices[1]
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for i := 1; i < len(lines)-1; i++ {
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if endIndex > len(lines[i]) {
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endIndex = len(lines[i])
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}
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sizeString := lines[i][startIndex:endIndex]
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if _, err := strconv.Atoi(strings.TrimSpace(sizeString)); err != nil {
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c.Fatalf("The size '%s' was not an Integer", sizeString)
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}
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}
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}
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func (s *DockerSuite) TestHistoryHumanOptionTrue(c *check.C) {
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out, _ := dockerCmd(c, "history", "--human=true", "busybox")
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lines := strings.Split(out, "\n")
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sizeColumnRegex, _ := regexp.Compile("SIZE +")
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humanSizeRegex, _ := regexp.Compile("^\\d+.*B$") // Matches human sizes like 10 MB, 3.2 KB, etc
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indices := sizeColumnRegex.FindStringIndex(lines[0])
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startIndex := indices[0]
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endIndex := indices[1]
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for i := 1; i < len(lines)-1; i++ {
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if endIndex > len(lines[i]) {
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endIndex = len(lines[i])
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}
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sizeString := lines[i][startIndex:endIndex]
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if matchSuccess := humanSizeRegex.MatchString(strings.TrimSpace(sizeString)); !matchSuccess {
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c.Fatalf("The size '%s' was not in human format", sizeString)
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}
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}
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}
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