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moby--moby/builder/dockerfile/dispatchers_unix_test.go

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// +build !windows
package dockerfile // import "github.com/docker/docker/builder/dockerfile"
import (
"runtime"
"testing"
)
func TestNormalizeWorkdir(t *testing.T) {
testCases := []struct{ current, requested, expected, expectedError string }{
{``, ``, ``, `cannot normalize nothing`},
{``, `foo`, `/foo`, ``},
{``, `/foo`, `/foo`, ``},
{`/foo`, `bar`, `/foo/bar`, ``},
{`/foo`, `/bar`, `/bar`, ``},
}
for _, test := range testCases {
normalized, err := normalizeWorkdir(runtime.GOOS, test.current, test.requested)
if test.expectedError != "" && err == nil {
t.Fatalf("NormalizeWorkdir should return an error %s, got nil", test.expectedError)
}
if test.expectedError != "" && err.Error() != test.expectedError {
t.Fatalf("NormalizeWorkdir returned wrong error. Expected %s, got %s", test.expectedError, err.Error())
}
if normalized != test.expected {
t.Fatalf("NormalizeWorkdir error. Expected %s for current %s and requested %s, got %s", test.expected, test.current, test.requested, normalized)
}
}
}