moby/builder/dockerfile/buildargs_test.go
Daniel Nephin 239c53bf83 Refactor BuildArgs
Add MetaArgs for ARG that occur before the first FROM
Integration test for these cases.

Signed-off-by: Daniel Nephin <dnephin@docker.com>
2017-04-07 17:57:47 -04:00

63 lines
2.2 KiB
Go

package dockerfile
import (
"github.com/docker/docker/pkg/testutil/assert"
"testing"
)
func strPtr(source string) *string {
return &source
}
func TestGetAllAllowed(t *testing.T) {
buildArgs := newBuildArgs(map[string]*string{
"ArgNotUsedInDockerfile": strPtr("fromopt1"),
"ArgOverriddenByOptions": strPtr("fromopt2"),
"ArgNoDefaultInDockerfileFromOptions": strPtr("fromopt3"),
"HTTP_PROXY": strPtr("theproxy"),
})
buildArgs.AddMetaArg("ArgFromMeta", strPtr("frommeta1"))
buildArgs.AddMetaArg("ArgFromMetaOverriden", strPtr("frommeta2"))
buildArgs.AddMetaArg("ArgFromMetaNotUsed", strPtr("frommeta3"))
buildArgs.AddArg("ArgOverriddenByOptions", strPtr("fromdockerfile2"))
buildArgs.AddArg("ArgWithDefaultInDockerfile", strPtr("fromdockerfile1"))
buildArgs.AddArg("ArgNoDefaultInDockerfile", nil)
buildArgs.AddArg("ArgNoDefaultInDockerfileFromOptions", nil)
buildArgs.AddArg("ArgFromMeta", nil)
buildArgs.AddArg("ArgFromMetaOverriden", strPtr("fromdockerfile3"))
all := buildArgs.GetAllAllowed()
expected := map[string]string{
"HTTP_PROXY": "theproxy",
"ArgOverriddenByOptions": "fromopt2",
"ArgWithDefaultInDockerfile": "fromdockerfile1",
"ArgNoDefaultInDockerfileFromOptions": "fromopt3",
"ArgFromMeta": "frommeta1",
"ArgFromMetaOverriden": "fromdockerfile3",
}
assert.DeepEqual(t, all, expected)
}
func TestGetAllMeta(t *testing.T) {
buildArgs := newBuildArgs(map[string]*string{
"ArgNotUsedInDockerfile": strPtr("fromopt1"),
"ArgOverriddenByOptions": strPtr("fromopt2"),
"ArgNoDefaultInMetaFromOptions": strPtr("fromopt3"),
"HTTP_PROXY": strPtr("theproxy"),
})
buildArgs.AddMetaArg("ArgFromMeta", strPtr("frommeta1"))
buildArgs.AddMetaArg("ArgOverriddenByOptions", strPtr("frommeta2"))
buildArgs.AddMetaArg("ArgNoDefaultInMetaFromOptions", nil)
all := buildArgs.GetAllMeta()
expected := map[string]string{
"HTTP_PROXY": "theproxy",
"ArgFromMeta": "frommeta1",
"ArgOverriddenByOptions": "fromopt2",
"ArgNoDefaultInMetaFromOptions": "fromopt3",
}
assert.DeepEqual(t, all, expected)
}