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Merge pull request #33557 from AkihiroSuda/test-no-unset

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builder: add a test for `ENV name` (without `=value`)
This commit is contained in:
Vincent Demeester 2017-06-07 17:51:42 +02:00 committed by GitHub
commit d2c6e78371
1 changed files with 8 additions and 0 deletions
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8
builder/dockerfile/parser/line_parsers_test.go
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@ -64,3 +64,11 @@ func TestNodeFromLabels(t *testing.T) {
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")
}