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// Copyright 2015 CoreOS, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package unit
import (
"io/ioutil"
"testing"
)
func TestSerialize(t *testing.T) {
tests := []struct {
input []*UnitOption
output string
}{
// no options results in empty file
{
[]*UnitOption{},
``,
},
// options with same section share the header
{
[]*UnitOption{
&UnitOption{"Unit", "Description", "Foo"},
&UnitOption{"Unit", "BindsTo", "bar.service"},
},
`[Unit]
Description=Foo
BindsTo=bar.service
`,
},
// options with same name are not combined
{
[]*UnitOption{
&UnitOption{"Unit", "Description", "Foo"},
&UnitOption{"Unit", "Description", "Bar"},
},
`[Unit]
Description=Foo
Description=Bar
`,
},
// multiple options printed under different section headers
{
[]*UnitOption{
&UnitOption{"Unit", "Description", "Foo"},
&UnitOption{"Service", "ExecStart", "/usr/bin/sleep infinity"},
},
`[Unit]
Description=Foo
[Service]
ExecStart=/usr/bin/sleep infinity
`,
},
// options are grouped into sections
{
[]*UnitOption{
&UnitOption{"Unit", "Description", "Foo"},
&UnitOption{"Service", "ExecStart", "/usr/bin/sleep infinity"},
&UnitOption{"Unit", "BindsTo", "bar.service"},
},
`[Unit]
Description=Foo
BindsTo=bar.service
[Service]
ExecStart=/usr/bin/sleep infinity
`,
},
// options are ordered within groups, and sections are ordered in the order in which they were first seen
{
[]*UnitOption{
&UnitOption{"Unit", "Description", "Foo"},
&UnitOption{"Service", "ExecStart", "/usr/bin/sleep infinity"},
&UnitOption{"Unit", "BindsTo", "bar.service"},
&UnitOption{"X-Foo", "Bar", "baz"},
&UnitOption{"Service", "ExecStop", "/usr/bin/sleep 1"},
&UnitOption{"Unit", "Documentation", "https://foo.com"},
},
`[Unit]
Description=Foo
BindsTo=bar.service
Documentation=https://foo.com
[Service]
ExecStart=/usr/bin/sleep infinity
ExecStop=/usr/bin/sleep 1
[X-Foo]
Bar=baz
`,
},
// utf8 characters are not a problem
{
[]*UnitOption{
&UnitOption{"©", "µ☃", "ÇôrèÕ$"},
},
`[©]
µ☃=ÇôrèÕ$
`,
},
// no verification is done on section names
{
[]*UnitOption{
&UnitOption{"Un\nit", "Description", "Foo"},
},
`[Un
it]
Description=Foo
`,
},
// no verification is done on option names
{
[]*UnitOption{
&UnitOption{"Unit", "Desc\nription", "Foo"},
},
`[Unit]
Desc
ription=Foo
`,
},
// no verification is done on option values
{
[]*UnitOption{
&UnitOption{"Unit", "Description", "Fo\no"},
},
`[Unit]
Description=Fo
o
`,
},
}
for i, tt := range tests {
outReader := Serialize(tt.input)
outBytes, err := ioutil.ReadAll(outReader)
if err != nil {
t.Errorf("case %d: encountered error while reading output: %v", i, err)
continue
}
output := string(outBytes)
if tt.output != output {
t.Errorf("case %d: incorrect output", i)
t.Logf("Expected:\n%s", tt.output)
t.Logf("Actual:\n%s", output)
}
}
}
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