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This is a convenience for callers which are only interested in one value per key. Similar to how HTTP headers allow multiple keys per value, but are often used to store and retrieve only one value. Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package data
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import (
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"testing"
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)
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func TestEmptyMessage(t *testing.T) {
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m := Empty()
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if m.String() != Encode(nil) {
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t.Fatalf("%v != %v", m.String(), Encode(nil))
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}
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}
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func TestSetMessage(t *testing.T) {
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m := Empty().Set("foo", "bar")
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output := m.String()
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expectedOutput := "000;3:foo,6:3:bar,,"
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if output != expectedOutput {
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t.Fatalf("'%v' != '%v'", output, expectedOutput)
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}
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decodedOutput, err := Decode(output)
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if err != nil {
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t.Fatal(err)
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}
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if len(decodedOutput) != 1 {
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t.Fatalf("wrong output data: %#v\n", decodedOutput)
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}
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}
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func TestSetMessageTwice(t *testing.T) {
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m := Empty().Set("foo", "bar").Set("ga", "bu")
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output := m.String()
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expectedOutput := "000;3:foo,6:3:bar,,2:ga,5:2:bu,,"
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if output != expectedOutput {
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t.Fatalf("'%v' != '%v'", output, expectedOutput)
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}
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decodedOutput, err := Decode(output)
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if err != nil {
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t.Fatal(err)
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}
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if len(decodedOutput) != 2 {
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t.Fatalf("wrong output data: %#v\n", decodedOutput)
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}
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}
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func TestSetDelMessage(t *testing.T) {
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m := Empty().Set("foo", "bar").Del("foo")
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output := m.String()
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expectedOutput := Encode(nil)
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if output != expectedOutput {
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t.Fatalf("'%v' != '%v'", output, expectedOutput)
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}
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}
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func TestGetOne(t *testing.T) {
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m := Empty().Set("shadok words", "ga", "bu", "zo", "meu")
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val := m.GetOne("shadok words")
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if val != "meu" {
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t.Fatalf("%#v", val)
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}
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}
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