forked from urfave/cli
/
yaml_command_test.go
308 lines (254 loc) · 7.97 KB
/
yaml_command_test.go
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package altsrc
import (
"flag"
"io/ioutil"
"os"
"testing"
"github.com/urfave/cli/v2"
)
func TestCommandYamlFileTest(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte("test: 15"), 0666)
defer os.Remove("current.yaml")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("test")
expect(t, val, 15)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "test"}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileTestGlobalEnvVarWins(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte("test: 15"), 0666)
defer os.Remove("current.yaml")
_ = os.Setenv("THE_TEST", "10")
defer os.Setenv("THE_TEST", "")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("test")
expect(t, val, 10)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "test", EnvVars: []string{"THE_TEST"}}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileTestGlobalEnvVarWinsNested(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte(`top:
test: 15`), 0666)
defer os.Remove("current.yaml")
_ = os.Setenv("THE_TEST", "10")
defer os.Setenv("THE_TEST", "")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("top.test")
expect(t, val, 10)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "top.test", EnvVars: []string{"THE_TEST"}}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileTestSpecifiedFlagWins(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte("test: 15"), 0666)
defer os.Remove("current.yaml")
test := []string{"test-cmd", "--load", "current.yaml", "--test", "7"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("test")
expect(t, val, 7)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "test"}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileTestSpecifiedFlagWinsNested(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte(`top:
test: 15`), 0666)
defer os.Remove("current.yaml")
test := []string{"test-cmd", "--load", "current.yaml", "--top.test", "7"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("top.test")
expect(t, val, 7)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "top.test"}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileTestDefaultValueFileWins(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte("test: 15"), 0666)
defer os.Remove("current.yaml")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("test")
expect(t, val, 15)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "test", Value: 7}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileTestDefaultValueFileWinsNested(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte(`top:
test: 15`), 0666)
defer os.Remove("current.yaml")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("top.test")
expect(t, val, 15)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "top.test", Value: 7}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileFlagHasDefaultGlobalEnvYamlSetGlobalEnvWins(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte("test: 15"), 0666)
defer os.Remove("current.yaml")
_ = os.Setenv("THE_TEST", "11")
defer os.Setenv("THE_TEST", "")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("test")
expect(t, val, 11)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "test", Value: 7, EnvVars: []string{"THE_TEST"}}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}
func TestCommandYamlFileFlagHasDefaultGlobalEnvYamlSetGlobalEnvWinsNested(t *testing.T) {
app := &cli.App{}
set := flag.NewFlagSet("test", 0)
_ = ioutil.WriteFile("current.yaml", []byte(`top:
test: 15`), 0666)
defer os.Remove("current.yaml")
_ = os.Setenv("THE_TEST", "11")
defer os.Setenv("THE_TEST", "")
test := []string{"test-cmd", "--load", "current.yaml"}
_ = set.Parse(test)
c := cli.NewContext(app, set, nil)
command := &cli.Command{
Name: "test-cmd",
Aliases: []string{"tc"},
Usage: "this is for testing",
Description: "testing",
Action: func(c *cli.Context) error {
val := c.Int("top.test")
expect(t, val, 11)
return nil
},
Flags: []cli.Flag{
NewIntFlag(&cli.IntFlag{Name: "top.test", Value: 7, EnvVars: []string{"THE_TEST"}}),
&cli.StringFlag{Name: "load"}},
}
command.Before = InitInputSourceWithContext(command.Flags, NewYamlSourceFromFlagFunc("load"))
err := command.Run(c, test)
expect(t, err, nil)
}