mirror of
https://github.com/spf13/cobra
synced 2024-05-18 02:36:42 +00:00
236 lines
6.6 KiB
Go
236 lines
6.6 KiB
Go
// Copyright 2013-2023 The Cobra Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package doc
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import (
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"bufio"
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"bytes"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"github.com/spf13/cobra"
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)
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func assertNoErr(t *testing.T, e error) {
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if e != nil {
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t.Error(e)
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}
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}
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func translate(in string) string {
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return strings.ReplaceAll(in, "-", "\\-")
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}
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func TestGenManDoc(t *testing.T) {
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header := &GenManHeader{
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Title: "Project",
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Section: "2",
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}
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// We generate on a subcommand so we have both subcommands and parents
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buf := new(bytes.Buffer)
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if err := GenMan(echoCmd, header, buf); err != nil {
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t.Fatal(err)
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}
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output := buf.String()
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// Make sure parent has - in CommandPath() in SEE ALSO:
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parentPath := echoCmd.Parent().CommandPath()
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dashParentPath := strings.ReplaceAll(parentPath, " ", "-")
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expected := translate(dashParentPath)
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expected = expected + "(" + header.Section + ")"
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checkStringContains(t, output, expected)
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checkStringContains(t, output, translate(echoCmd.Name()))
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checkStringContains(t, output, translate(echoCmd.Name()))
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checkStringContains(t, output, "boolone")
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checkStringContains(t, output, "rootflag")
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checkStringContains(t, output, translate(rootCmd.Name()))
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checkStringContains(t, output, translate(echoSubCmd.Name()))
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checkStringOmits(t, output, translate(deprecatedCmd.Name()))
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checkStringContains(t, output, translate("Auto generated"))
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}
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func TestGenManNoHiddenParents(t *testing.T) {
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header := &GenManHeader{
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Title: "Project",
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Section: "2",
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}
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// We generate on a subcommand so we have both subcommands and parents
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for _, name := range []string{"rootflag", "strtwo"} {
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f := rootCmd.PersistentFlags().Lookup(name)
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f.Hidden = true
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defer func() { f.Hidden = false }()
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}
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buf := new(bytes.Buffer)
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if err := GenMan(echoCmd, header, buf); err != nil {
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t.Fatal(err)
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}
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output := buf.String()
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// Make sure parent has - in CommandPath() in SEE ALSO:
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parentPath := echoCmd.Parent().CommandPath()
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dashParentPath := strings.ReplaceAll(parentPath, " ", "-")
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expected := translate(dashParentPath)
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expected = expected + "(" + header.Section + ")"
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checkStringContains(t, output, expected)
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checkStringContains(t, output, translate(echoCmd.Name()))
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checkStringContains(t, output, translate(echoCmd.Name()))
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checkStringContains(t, output, "boolone")
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checkStringOmits(t, output, "rootflag")
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checkStringContains(t, output, translate(rootCmd.Name()))
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checkStringContains(t, output, translate(echoSubCmd.Name()))
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checkStringOmits(t, output, translate(deprecatedCmd.Name()))
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checkStringContains(t, output, translate("Auto generated"))
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checkStringOmits(t, output, "OPTIONS INHERITED FROM PARENT COMMANDS")
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}
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func TestGenManNoGenTag(t *testing.T) {
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echoCmd.DisableAutoGenTag = true
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defer func() { echoCmd.DisableAutoGenTag = false }()
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header := &GenManHeader{
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Title: "Project",
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Section: "2",
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}
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// We generate on a subcommand so we have both subcommands and parents
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buf := new(bytes.Buffer)
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if err := GenMan(echoCmd, header, buf); err != nil {
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t.Fatal(err)
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}
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output := buf.String()
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unexpected := translate("#HISTORY")
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checkStringOmits(t, output, unexpected)
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unexpected = translate("Auto generated by spf13/cobra")
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checkStringOmits(t, output, unexpected)
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}
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func TestGenManSeeAlso(t *testing.T) {
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rootCmd := &cobra.Command{Use: "root", Run: emptyRun}
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aCmd := &cobra.Command{Use: "aaa", Run: emptyRun, Hidden: true} // #229
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bCmd := &cobra.Command{Use: "bbb", Run: emptyRun}
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cCmd := &cobra.Command{Use: "ccc", Run: emptyRun}
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rootCmd.AddCommand(aCmd, bCmd, cCmd)
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buf := new(bytes.Buffer)
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header := &GenManHeader{}
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if err := GenMan(rootCmd, header, buf); err != nil {
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t.Fatal(err)
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}
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scanner := bufio.NewScanner(buf)
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if err := assertLineFound(scanner, ".SH SEE ALSO"); err != nil {
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t.Fatalf("Couldn't find SEE ALSO section header: %v", err)
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}
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if err := assertNextLineEquals(scanner, ".PP"); err != nil {
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t.Fatalf("First line after SEE ALSO wasn't break-indent: %v", err)
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}
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if err := assertNextLineEquals(scanner, `\fBroot-bbb(1)\fP, \fBroot-ccc(1)\fP`); err != nil {
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t.Fatalf("Second line after SEE ALSO wasn't correct: %v", err)
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}
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}
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func TestManPrintFlagsHidesShortDeperecated(t *testing.T) {
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c := &cobra.Command{}
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c.Flags().StringP("foo", "f", "default", "Foo flag")
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assertNoErr(t, c.Flags().MarkShorthandDeprecated("foo", "don't use it no more"))
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buf := new(bytes.Buffer)
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manPrintFlags(buf, c.Flags())
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got := buf.String()
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expected := "**--foo**=\"default\"\n\tFoo flag\n\n"
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if got != expected {
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t.Errorf("Expected %v, got %v", expected, got)
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}
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}
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func TestGenManTree(t *testing.T) {
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c := &cobra.Command{Use: "do [OPTIONS] arg1 arg2"}
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header := &GenManHeader{Section: "2"}
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tmpdir, err := ioutil.TempDir("", "test-gen-man-tree")
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if err != nil {
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t.Fatalf("Failed to create tmpdir: %s", err.Error())
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}
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defer os.RemoveAll(tmpdir)
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if err := GenManTree(c, header, tmpdir); err != nil {
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t.Fatalf("GenManTree failed: %s", err.Error())
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}
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if _, err := os.Stat(filepath.Join(tmpdir, "do.2")); err != nil {
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t.Fatalf("Expected file 'do.2' to exist")
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}
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if header.Title != "" {
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t.Fatalf("Expected header.Title to be unmodified")
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}
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}
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func assertLineFound(scanner *bufio.Scanner, expectedLine string) error {
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for scanner.Scan() {
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line := scanner.Text()
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if line == expectedLine {
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return nil
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}
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}
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if err := scanner.Err(); err != nil {
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return fmt.Errorf("scan failed: %s", err)
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}
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return fmt.Errorf("hit EOF before finding %v", expectedLine)
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}
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func assertNextLineEquals(scanner *bufio.Scanner, expectedLine string) error {
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if scanner.Scan() {
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line := scanner.Text()
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if line == expectedLine {
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return nil
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}
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return fmt.Errorf("got %v, not %v", line, expectedLine)
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}
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if err := scanner.Err(); err != nil {
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return fmt.Errorf("scan failed: %v", err)
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}
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return fmt.Errorf("hit EOF before finding %v", expectedLine)
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}
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func BenchmarkGenManToFile(b *testing.B) {
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file, err := ioutil.TempFile("", "")
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if err != nil {
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b.Fatal(err)
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}
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defer os.Remove(file.Name())
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defer file.Close()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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if err := GenMan(rootCmd, nil, file); err != nil {
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b.Fatal(err)
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}
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}
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}
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