func (s *StorageSuite) TestReadList(c *gc.C) {
store := s.env.Storage()
v001 := version.MustParseBinary("0.0.1-precise-amd64")
v100 := version.MustParseBinary("1.0.0-precise-amd64")
v101 := version.MustParseBinary("1.0.1-precise-amd64")
v111 := version.MustParseBinary("1.1.1-precise-amd64")
agentTools := envtesting.AssertUploadFakeToolsVersions(c, store, v001, v100, v101, v111)
t001 := agentTools[0]
t100 := agentTools[1]
t101 := agentTools[2]
t111 := agentTools[3]
for i, t := range []struct {
majorVersion,
minorVersion int
list coretools.List
}{{
0, 0, coretools.List{t001},
}, {
1, 0, coretools.List{t100, t101},
}, {
1, 1, coretools.List{t111},
}, {
1, -1, coretools.List{t100, t101, t111},
}, {
1, 2, nil,
}, {
2, 0, nil,
}} {
c.Logf("test %d", i)
list, err := envtools.ReadList(store, t.majorVersion, t.minorVersion)
if t.list != nil {
c.Assert(err, gc.IsNil)
// ReadList doesn't set the Size of SHA256, so blank out those attributes.
for _, tool := range t.list {
tool.Size = 0
tool.SHA256 = ""
}
c.Assert(list, gc.DeepEquals, t.list)
} else {
c.Assert(err, gc.Equals, coretools.ErrNoMatches)
}
}
}
// UploadFakeToolsVersions puts fake tools in the supplied storage for the supplied versions.
func UploadFakeToolsVersions(stor storage.Storage, versions ...version.Binary) ([]*coretools.Tools, error) {
// Leave existing tools alone.
existingTools := make(map[version.Binary]*coretools.Tools)
existing, _ := envtools.ReadList(stor, 1, -1)
for _, tools := range existing {
existingTools[tools.Version] = tools
}
var agentTools coretools.List = make(coretools.List, len(versions))
for i, version := range versions {
if tools, ok := existingTools[version]; ok {
agentTools[i] = tools
} else {
t, err := uploadFakeToolsVersion(stor, version)
if err != nil {
return nil, err
}
agentTools[i] = t
}
}
if err := envtools.MergeAndWriteMetadata(stor, agentTools, envtools.DoNotWriteMirrors); err != nil {
return nil, err
}
return agentTools, nil
}
func (s *StorageSuite) TestReadListEmpty(c *gc.C) {
store := s.env.Storage()
_, err := envtools.ReadList(store, 2, 0)
c.Assert(err, gc.Equals, envtools.ErrNoTools)
}