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package parser
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestParseNameValOldFormat(t *testing.T) {
directive := Directive{}
node, err := parseNameVal("foo bar", "LABEL", &directive)
assert.NoError(t, err)
expected := &Node{
Value: "foo",
Next: &Node{Value: "bar"},
}
assert.Equal(t, expected, node)
}
func TestParseNameValNewFormat(t *testing.T) {
directive := Directive{}
node, err := parseNameVal("foo=bar thing=star", "LABEL", &directive)
assert.NoError(t, err)
expected := &Node{
Value: "foo",
Next: &Node{
Value: "bar",
Next: &Node{
Value: "thing",
Next: &Node{
Value: "star",
},
},
},
}
assert.Equal(t, expected, node)
}
func TestNodeFromLabels(t *testing.T) {
labels := map[string]string{
"foo": "bar",
"weird": "first' second",
}
expected := &Node{
Value: "label",
Original: `LABEL "foo"='bar' "weird"='first' second'`,
Next: &Node{
Value: "foo",
Next: &Node{
Value: "'bar'",
Next: &Node{
Value: "weird",
Next: &Node{
Value: "'first' second'",
},
},
},
},
}
node := NodeFromLabels(labels)
assert.Equal(t, expected, node)
}
func TestParseNameValWithoutVal(t *testing.T) {
directive := Directive{}
// In Config.Env, a variable without `=` is removed from the environment. (#31634)
// However, in Dockerfile, we don't allow "unsetting" an environment variable. (#11922)
_, err := parseNameVal("foo", "ENV", &directive)
assert.Error(t, err, "ENV must have two arguments")
}
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