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parse_test: add tests for stdin enabled arg

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Let's document how stdin enabled arguments currently
work by adding some tests.

License: MIT
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
This commit is contained in:
Christian Couder
2015-05-02 04:05:57 +02:00
parent 3e4a06945f
commit d0752a714d
1 changed files with 35 additions and 0 deletions
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35
commands/cli/parse_test.go
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@ -3,6 +3,9 @@ package cli
import (
"strings"
"testing"
"io"
"io/ioutil"
"os"
"github.com/ipfs/go-ipfs/commands"
)
@ -147,6 +150,11 @@ func TestArgumentParsing(t *testing.T) {
commands.StringArg("b", true, false, "another arg"),
},
},
"stdinenabled": &commands.Command{
Arguments: []commands.Argument{
commands.StringArg("a", true, true, "some arg").EnableStdin(),
},
},
},
}
@ -219,4 +227,31 @@ func TestArgumentParsing(t *testing.T) {
if err == nil {
t.Error("Should have failed (provided too many args, only takes 1)")
}
// Use a temp file to simulate stdin
fstdin, err := ioutil.TempFile("", "")
if err != nil {
t.Fatal(err)
}
defer os.Remove(fstdin.Name())
if _, err := io.WriteString(fstdin, "stdin1"); err != nil {
t.Fatal(err)
}
_, _, _, err = Parse([]string{"stdinenabled", "value1", "value2"}, nil, rootCmd)
if err != nil {
t.Error("Should have passed")
t.Fatal(err)
}
_, _, _, err = Parse([]string{"stdinenabled"}, fstdin, rootCmd)
if err != nil {
t.Error("Should have passed")
t.Fatal(err)
}
_, _, _, err = Parse([]string{"stdinenabled", "value1"}, fstdin, rootCmd)
if err != nil {
t.Error("Should have passed")
t.Fatal(err)
}
}