open-consul/agent/consul/state/schema_test.go

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2015-08-22 01:14:57 +00:00
package state
import (
"sort"
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"testing"
"github.com/hashicorp/go-memdb"
"github.com/stretchr/testify/require"
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)
type indexerTestCase struct {
read indexValue
write indexValue
prefix []indexValue
writeMulti indexValueMulti
// extra test cases can be added if the indexer has special handling for
// specific cases.
extra []indexerTestCase
}
type indexValue struct {
source interface{}
expected []byte
// expectedIndexMissing indicates that this test case should not produce an
// expected value. The indexer should report a required value was missing.
// This field is only relevant for the writeIndex.
expectedIndexMissing bool
}
type indexValueMulti struct {
source interface{}
expected [][]byte
}
func TestNewDBSchema_Indexers(t *testing.T) {
schema := newDBSchema()
require.NoError(t, schema.Validate())
var testcases = map[string]func() map[string]indexerTestCase{
// acl
tableACLBindingRules: testIndexerTableACLBindingRules,
tableACLPolicies: testIndexerTableACLPolicies,
tableACLRoles: testIndexerTableACLRoles,
tableACLTokens: testIndexerTableACLTokens,
// catalog
tableChecks: testIndexerTableChecks,
tableServices: testIndexerTableServices,
tableNodes: testIndexerTableNodes,
tableCoordinates: testIndexerTableCoordinates,
tableMeshTopology: testIndexerTableMeshTopology,
tableGatewayServices: testIndexerTableGatewayServices,
// config
tableConfigEntries: testIndexerTableConfigEntries,
}
addEnterpriseIndexerTestCases(testcases)
for _, table := range schema.Tables {
if testcases[table.Name] == nil {
continue
}
t.Run(table.Name, func(t *testing.T) {
tableTCs := testcases[table.Name]()
for _, index := range table.Indexes {
t.Run(index.Name, func(t *testing.T) {
indexer := index.Indexer
tc, ok := tableTCs[index.Name]
if !ok {
t.Skip("TODO: missing test case")
}
tc.run(t, indexer)
})
}
})
}
}
func (tc indexerTestCase) run(t *testing.T, indexer memdb.Indexer) {
args := []interface{}{tc.read.source}
if s, ok := tc.read.source.([]interface{}); ok {
// Indexes using memdb.CompoundIndex must be expanded to multiple args
args = s
}
if tc.read.source != nil {
t.Run("readIndex", func(t *testing.T) {
actual, err := indexer.FromArgs(args...)
require.NoError(t, err)
require.Equal(t, tc.read.expected, actual)
})
}
if i, ok := indexer.(memdb.SingleIndexer); ok {
t.Run("writeIndex", func(t *testing.T) {
valid, actual, err := i.FromObject(tc.write.source)
require.NoError(t, err)
if tc.write.expectedIndexMissing {
require.False(t, valid, "expected the indexer to produce no index value")
} else {
require.True(t, valid, "indexer was missing a required value")
require.Equal(t, tc.write.expected, actual)
}
})
}
if i, ok := indexer.(memdb.PrefixIndexer); ok {
for _, c := range tc.prefix {
t.Run("prefixIndex", func(t *testing.T) {
actual, err := i.PrefixFromArgs(c.source)
require.NoError(t, err)
require.Equal(t, c.expected, actual)
})
}
}
sortMultiByteSlice := func(v [][]byte) {
sort.Slice(v, func(i, j int) bool {
return string(v[i]) < string(v[j])
})
}
if i, ok := indexer.(memdb.MultiIndexer); ok {
t.Run("writeIndexMulti", func(t *testing.T) {
valid, actual, err := i.FromObject(tc.writeMulti.source)
require.NoError(t, err)
require.True(t, valid)
sortMultiByteSlice(actual)
sortMultiByteSlice(tc.writeMulti.expected)
require.ElementsMatch(t, tc.writeMulti.expected, actual)
})
}
for _, extra := range tc.extra {
t.Run("extra", func(t *testing.T) {
extra.run(t, indexer)
})
}
}