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96 lines
2.3 KiB
Go
96 lines
2.3 KiB
Go
// -*- Mode: Go; indent-tabs-mode: t -*-
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/*
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* Copyright (C) 2017 Canonical Ltd
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 3 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package strutil_test
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import (
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. "gopkg.in/check.v1"
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"gopkg.in/yaml.v2"
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"github.com/snapcore/snapd/strutil"
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)
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type orderedMapSuite struct{}
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var _ = Suite(&orderedMapSuite{})
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func (s *orderedMapSuite) TestBasic(c *C) {
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om := strutil.NewOrderedMap(
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"K1", "bar",
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"K2", "baz",
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"K0", "foo",
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)
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for i := 0; i < 100; i++ {
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c.Assert(om.Keys(), DeepEquals, []string{"K1", "K2", "K0"})
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}
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c.Check(om.Get("K1"), Equals, "bar")
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c.Check(om.Get("K2"), Equals, "baz")
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c.Check(om.Get("K0"), Equals, "foo")
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om.Del("K2")
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c.Assert(om.Keys(), DeepEquals, []string{"K1", "K0"})
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om.Set("K9", "foobar")
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c.Assert(om.Keys(), DeepEquals, []string{"K1", "K0", "K9"})
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c.Check(om.Get("K9"), Equals, "foobar")
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om2 := om.Copy()
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c.Assert(om2.Keys(), DeepEquals, []string{"K1", "K0", "K9"})
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// replaces existing value, inserted at the end
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om.Set("K1", "newbar")
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c.Assert(om.Keys(), DeepEquals, []string{"K0", "K9", "K1"})
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c.Check(om.Get("K1"), Equals, "newbar")
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}
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func (s *orderedMapSuite) TestYamlTrivial(c *C) {
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yamlStr := []byte(`
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k: v
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k2: v2
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k0: v0
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`)
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var om strutil.OrderedMap
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err := yaml.Unmarshal(yamlStr, &om)
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c.Assert(err, IsNil)
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c.Check(om.Keys(), DeepEquals, []string{"k", "k2", "k0"})
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}
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func (s *orderedMapSuite) TestYamlDupe(c *C) {
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yamlStr := []byte(`
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k: v
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k0: v0
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k: v
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`)
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var om strutil.OrderedMap
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err := yaml.Unmarshal(yamlStr, &om)
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c.Assert(err, ErrorMatches, `found duplicate key "k"`)
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}
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func (s *orderedMapSuite) TestYamlErr(c *C) {
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yamlStr := []byte(`
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k:
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nested: var
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`)
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var om strutil.OrderedMap
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err := yaml.Unmarshal(yamlStr, &om)
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c.Assert(err, ErrorMatches, "(?m)yaml: unmarshal error.*")
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}
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