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Merge pull request #12582 from ankushagarwal/add-docker-history-integration-test

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Add integration test for history option
This commit is contained in:
Brian Goff 2015-04-22 22:09:01 -04:00
commit 6bacb4528e
1 changed files with 39 additions and 0 deletions
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39
integration-cli/docker_cli_history_test.go
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@ -3,6 +3,8 @@ package main
import (
"fmt"
"os/exec"
"regexp"
"strconv"
"strings"
"github.com/go-check/check"
@ -122,3 +124,40 @@ func (s *DockerSuite) TestHistoryImageWithComment(c *check.C) {
}
}
func (s *DockerSuite) TestHistoryHumanOptionFalse(c *check.C) {
out, _, _ := runCommandWithOutput(exec.Command(dockerBinary, "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) {
out, _, _ := runCommandWithOutput(exec.Command(dockerBinary, "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)
}
}
}