gopkg/kong
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Implement a robust Context.Run().

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This helps when composing large applications from separate command
structs.
This commit is contained in:
Alec Thomas
2018-06-21 21:50:30 +10:00
parent e4f37b5d1a
commit a2ec050947
16 changed files with 727 additions and 279 deletions
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mapper_test.go
+12 -10
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@@ -1,4 +1,4 @@
package kong
package kong_test
import (
"net/url"
@@ -7,13 +7,15 @@ import (
"time"
"github.com/stretchr/testify/require"
"github.com/alecthomas/kong"
)
func TestValueMapper(t *testing.T) {
var cli struct {
Flag string
}
k := mustNew(t, &cli, ValueMapper(&cli.Flag, testMooMapper{}))
k := mustNew(t, &cli, kong.ValueMapper(&cli.Flag, testMooMapper{}))
_, err := k.Parse(nil)
require.NoError(t, err)
require.Equal(t, "", cli.Flag)
@@ -26,7 +28,7 @@ func TestNamedMapper(t *testing.T) {
var cli struct {
Flag string `type:"moo"`
}
k := mustNew(t, &cli, NamedMapper("moo", testMooMapper{}))
k := mustNew(t, &cli, kong.NamedMapper("moo", testMooMapper{}))
_, err := k.Parse(nil)
require.NoError(t, err)
require.Equal(t, "", cli.Flag)
@@ -39,7 +41,7 @@ type testMooMapper struct {
text string
}
func (t testMooMapper) Decode(ctx *DecodeContext, target reflect.Value) error {
func (t testMooMapper) Decode(ctx *kong.DecodeContext, target reflect.Value) error {
if t.text == "" {
target.SetString("MOO")
} else {
@@ -73,14 +75,14 @@ func TestDurationMapper(t *testing.T) {
}
func TestSplitEscaped(t *testing.T) {
require.Equal(t, []string{"a", "b"}, SplitEscaped("a,b", ','))
require.Equal(t, []string{"a,b", "c"}, SplitEscaped(`a\,b,c`, ','))
require.Equal(t, []string{"a", "b"}, kong.SplitEscaped("a,b", ','))
require.Equal(t, []string{"a,b", "c"}, kong.SplitEscaped(`a\,b,c`, ','))
}
func TestJoinEscaped(t *testing.T) {
require.Equal(t, `a,b`, JoinEscaped([]string{"a", "b"}, ','))
require.Equal(t, `a\,b,c`, JoinEscaped([]string{`a,b`, `c`}, ','))
require.Equal(t, JoinEscaped(SplitEscaped(`a\,b,c`, ','), ','), `a\,b,c`)
require.Equal(t, `a,b`, kong.JoinEscaped([]string{"a", "b"}, ','))
require.Equal(t, `a\,b,c`, kong.JoinEscaped([]string{`a,b`, `c`}, ','))
require.Equal(t, kong.JoinEscaped(kong.SplitEscaped(`a\,b,c`, ','), ','), `a\,b,c`)
}
func TestMapWithNamedTypes(t *testing.T) {
@@ -88,7 +90,7 @@ func TestMapWithNamedTypes(t *testing.T) {
TypedValue map[string]string `type:":moo"`
TypedKey map[string]string `type:"upper:"`
}
k := mustNew(t, &cli, NamedMapper("moo", testMooMapper{}), NamedMapper("upper", testUppercaseMapper{}))
k := mustNew(t, &cli, kong.NamedMapper("moo", testMooMapper{}), kong.NamedMapper("upper", testUppercaseMapper{}))
_, err := k.Parse([]string{"--typed-value", "first=5s", "--typed-value", "second=10s"})
require.NoError(t, err)
require.Equal(t, map[string]string{"first": "MOO", "second": "MOO"}, cli.TypedValue)