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438 lines (356 loc) · 10.7 KB
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package command
import (
"bytes"
"encoding/json"
"io/ioutil"
"os"
"os/exec"
"reflect"
"regexp"
"strings"
"testing"
"github.com/github/gh-cli/utils"
"github.com/google/shlex"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
)
func eq(t *testing.T, got interface{}, expected interface{}) {
t.Helper()
if !reflect.DeepEqual(got, expected) {
t.Errorf("expected: %v, got: %v", expected, got)
}
}
type cmdOut struct {
outBuf, errBuf *bytes.Buffer
}
func (c cmdOut) String() string {
return c.outBuf.String()
}
func (c cmdOut) Stderr() string {
return c.errBuf.String()
}
func RunCommand(cmd *cobra.Command, args string) (*cmdOut, error) {
rootCmd := cmd.Root()
argv, err := shlex.Split(args)
if err != nil {
return nil, err
}
rootCmd.SetArgs(argv)
outBuf := bytes.Buffer{}
cmd.SetOut(&outBuf)
errBuf := bytes.Buffer{}
cmd.SetErr(&errBuf)
// Reset flag values so they don't leak between tests
// FIXME: change how we initialize Cobra commands to render this hack unnecessary
cmd.Flags().VisitAll(func(f *pflag.Flag) {
switch v := f.Value.(type) {
case pflag.SliceValue:
v.Replace([]string{})
default:
switch v.Type() {
case "bool", "string":
v.Set(f.DefValue)
}
}
})
_, err = rootCmd.ExecuteC()
cmd.SetOut(nil)
cmd.SetErr(nil)
return &cmdOut{&outBuf, &errBuf}, err
}
func TestPRStatus(t *testing.T) {
initBlankContext("OWNER/REPO", "blueberries")
http := initFakeHTTP()
jsonFile, _ := os.Open("../test/fixtures/prStatus.json")
defer jsonFile.Close()
http.StubResponse(200, jsonFile)
output, err := RunCommand(prStatusCmd, "pr status")
if err != nil {
t.Errorf("error running command `pr status`: %v", err)
}
expectedPrs := []*regexp.Regexp{
regexp.MustCompile(`#8.*\[strawberries\]`),
regexp.MustCompile(`#9.*\[apples\]`),
regexp.MustCompile(`#10.*\[blueberries\]`),
regexp.MustCompile(`#11.*\[figs\]`),
}
for _, r := range expectedPrs {
if !r.MatchString(output.String()) {
t.Errorf("output did not match regexp /%s/", r)
}
}
}
func TestPRStatus_reviewsAndChecks(t *testing.T) {
initBlankContext("OWNER/REPO", "blueberries")
http := initFakeHTTP()
jsonFile, _ := os.Open("../test/fixtures/prStatusChecks.json")
defer jsonFile.Close()
http.StubResponse(200, jsonFile)
output, err := RunCommand(prStatusCmd, "pr status")
if err != nil {
t.Errorf("error running command `pr status`: %v", err)
}
expected := []string{
"- Checks passing - changes requested",
"- Checks pending - approved",
"- 1/3 checks failing - review required",
}
for _, line := range expected {
if !strings.Contains(output.String(), line) {
t.Errorf("output did not contain %q: %q", line, output.String())
}
}
}
func TestPRStatus_blankSlate(t *testing.T) {
initBlankContext("OWNER/REPO", "blueberries")
http := initFakeHTTP()
http.StubResponse(200, bytes.NewBufferString(`
{ "data": {} }
`))
output, err := RunCommand(prStatusCmd, "pr status")
if err != nil {
t.Errorf("error running command `pr status`: %v", err)
}
expected := `Current branch
There is no pull request associated with [blueberries]
Created by you
You have no open pull requests
Requesting a code review from you
You have no pull requests to review
`
if output.String() != expected {
t.Errorf("expected %q, got %q", expected, output.String())
}
}
func TestPRList(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
jsonFile, _ := os.Open("../test/fixtures/prList.json")
defer jsonFile.Close()
http.StubResponse(200, jsonFile)
output, err := RunCommand(prListCmd, "pr list")
if err != nil {
t.Fatal(err)
}
eq(t, output.String(), `32 New feature feature
29 Fixed bad bug hubot:bug-fix
28 Improve documentation docs
`)
}
func TestPRList_filtering(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
respBody := bytes.NewBufferString(`{ "data": {} }`)
http.StubResponse(200, respBody)
output, err := RunCommand(prListCmd, `pr list -s all -l one,two -l three`)
if err != nil {
t.Fatal(err)
}
eq(t, output.String(), "")
eq(t, output.Stderr(), "No pull requests match your search\n")
bodyBytes, _ := ioutil.ReadAll(http.Requests[0].Body)
reqBody := struct {
Variables struct {
State []string
Labels []string
}
}{}
json.Unmarshal(bodyBytes, &reqBody)
eq(t, reqBody.Variables.State, []string{"OPEN", "CLOSED", "MERGED"})
eq(t, reqBody.Variables.Labels, []string{"one", "two", "three"})
}
func TestPRList_filteringAssignee(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
respBody := bytes.NewBufferString(`{ "data": {} }`)
http.StubResponse(200, respBody)
_, err := RunCommand(prListCmd, `pr list -s merged -l "needs tests" -a hubot -B develop`)
if err != nil {
t.Fatal(err)
}
bodyBytes, _ := ioutil.ReadAll(http.Requests[0].Body)
reqBody := struct {
Variables struct {
Q string
}
}{}
json.Unmarshal(bodyBytes, &reqBody)
eq(t, reqBody.Variables.Q, `repo:OWNER/REPO assignee:hubot is:pr sort:created-desc is:merged label:"needs tests" base:"develop"`)
}
func TestPRList_filteringAssigneeLabels(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
respBody := bytes.NewBufferString(`{ "data": {} }`)
http.StubResponse(200, respBody)
_, err := RunCommand(prListCmd, `pr list -l one,two -a hubot`)
if err == nil && err.Error() != "multiple labels with --assignee are not supported" {
t.Fatal(err)
}
}
func TestPRView_currentBranch(t *testing.T) {
initBlankContext("OWNER/REPO", "blueberries")
http := initFakeHTTP()
jsonFile, _ := os.Open("../test/fixtures/prView.json")
defer jsonFile.Close()
http.StubResponse(200, jsonFile)
var seenCmd *exec.Cmd
restoreCmd := utils.SetPrepareCmd(func(cmd *exec.Cmd) utils.Runnable {
switch strings.Join(cmd.Args, " ") {
case `git config --get-regexp ^branch\.blueberries\.(remote|merge)$`:
return &outputStub{}
default:
seenCmd = cmd
return &outputStub{}
}
})
defer restoreCmd()
output, err := RunCommand(prViewCmd, "pr view")
if err != nil {
t.Errorf("error running command `pr view`: %v", err)
}
eq(t, output.String(), "")
eq(t, output.Stderr(), "Opening https://github.com/OWNER/REPO/pull/10 in your browser.\n")
if seenCmd == nil {
t.Fatal("expected a command to run")
}
url := seenCmd.Args[len(seenCmd.Args)-1]
if url != "https://github.com/OWNER/REPO/pull/10" {
t.Errorf("got: %q", url)
}
}
func TestPRView_noResultsForBranch(t *testing.T) {
initBlankContext("OWNER/REPO", "blueberries")
http := initFakeHTTP()
jsonFile, _ := os.Open("../test/fixtures/prView_NoActiveBranch.json")
defer jsonFile.Close()
http.StubResponse(200, jsonFile)
var seenCmd *exec.Cmd
restoreCmd := utils.SetPrepareCmd(func(cmd *exec.Cmd) utils.Runnable {
switch strings.Join(cmd.Args, " ") {
case `git config --get-regexp ^branch\.blueberries\.(remote|merge)$`:
return &outputStub{}
default:
seenCmd = cmd
return &outputStub{}
}
})
defer restoreCmd()
_, err := RunCommand(prViewCmd, "pr view")
if err == nil || err.Error() != `no open pull requests found for branch "blueberries". To open a specific pull request use the pull request's number as an argument` {
t.Errorf("error running command `pr view`: %v", err)
}
if seenCmd != nil {
t.Fatalf("unexpected command: %v", seenCmd.Args)
}
}
func TestPRView_numberArg(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
http.StubResponse(200, bytes.NewBufferString(`
{ "data": { "repository": { "pullRequest": {
"url": "https://github.com/OWNER/REPO/pull/23"
} } } }
`))
var seenCmd *exec.Cmd
restoreCmd := utils.SetPrepareCmd(func(cmd *exec.Cmd) utils.Runnable {
seenCmd = cmd
return &outputStub{}
})
defer restoreCmd()
output, err := RunCommand(prViewCmd, "pr view 23")
if err != nil {
t.Errorf("error running command `pr view`: %v", err)
}
eq(t, output.String(), "")
if seenCmd == nil {
t.Fatal("expected a command to run")
}
url := seenCmd.Args[len(seenCmd.Args)-1]
eq(t, url, "https://github.com/OWNER/REPO/pull/23")
}
func TestPRView_urlArg(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
http.StubResponse(200, bytes.NewBufferString(`
{ "data": { "repository": { "pullRequest": {
"url": "https://github.com/OWNER/REPO/pull/23"
} } } }
`))
var seenCmd *exec.Cmd
restoreCmd := utils.SetPrepareCmd(func(cmd *exec.Cmd) utils.Runnable {
seenCmd = cmd
return &outputStub{}
})
defer restoreCmd()
output, err := RunCommand(prViewCmd, "pr view https://github.com/OWNER/REPO/pull/23/files")
if err != nil {
t.Errorf("error running command `pr view`: %v", err)
}
eq(t, output.String(), "")
if seenCmd == nil {
t.Fatal("expected a command to run")
}
url := seenCmd.Args[len(seenCmd.Args)-1]
eq(t, url, "https://github.com/OWNER/REPO/pull/23")
}
func TestPRView_branchArg(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
http.StubResponse(200, bytes.NewBufferString(`
{ "data": { "repository": { "pullRequests": { "nodes": [
{ "headRefName": "blueberries",
"isCrossRepository": false,
"url": "https://github.com/OWNER/REPO/pull/23" }
] } } } }
`))
var seenCmd *exec.Cmd
restoreCmd := utils.SetPrepareCmd(func(cmd *exec.Cmd) utils.Runnable {
seenCmd = cmd
return &outputStub{}
})
defer restoreCmd()
output, err := RunCommand(prViewCmd, "pr view blueberries")
if err != nil {
t.Errorf("error running command `pr view`: %v", err)
}
eq(t, output.String(), "")
if seenCmd == nil {
t.Fatal("expected a command to run")
}
url := seenCmd.Args[len(seenCmd.Args)-1]
eq(t, url, "https://github.com/OWNER/REPO/pull/23")
}
func TestPRView_branchWithOwnerArg(t *testing.T) {
initBlankContext("OWNER/REPO", "master")
http := initFakeHTTP()
http.StubResponse(200, bytes.NewBufferString(`
{ "data": { "repository": { "pullRequests": { "nodes": [
{ "headRefName": "blueberries",
"isCrossRepository": true,
"headRepositoryOwner": { "login": "hubot" },
"url": "https://github.com/hubot/REPO/pull/23" }
] } } } }
`))
var seenCmd *exec.Cmd
restoreCmd := utils.SetPrepareCmd(func(cmd *exec.Cmd) utils.Runnable {
seenCmd = cmd
return &outputStub{}
})
defer restoreCmd()
output, err := RunCommand(prViewCmd, "pr view hubot:blueberries")
if err != nil {
t.Errorf("error running command `pr view`: %v", err)
}
eq(t, output.String(), "")
if seenCmd == nil {
t.Fatal("expected a command to run")
}
url := seenCmd.Args[len(seenCmd.Args)-1]
eq(t, url, "https://github.com/hubot/REPO/pull/23")
}
func TestReplaceExcessiveWhitespace(t *testing.T) {
eq(t, replaceExcessiveWhitespace("hello\ngoodbye"), "hello goodbye")
eq(t, replaceExcessiveWhitespace(" hello goodbye "), "hello goodbye")
eq(t, replaceExcessiveWhitespace("hello goodbye"), "hello goodbye")
eq(t, replaceExcessiveWhitespace(" hello \n goodbye "), "hello goodbye")
}