frostfs-sdk-go/netmap/policy_decode_test.go

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package netmap
import (
"strings"
"testing"
"github.com/stretchr/testify/require"
)
func TestDecodeString(t *testing.T) {
testCases := []string{
`REP 1 IN X
CBF 1
SELECT 2 IN SAME Location FROM * AS X`,
`REP 1 IN X
REP 2 IN Y
CBF 1
SELECT 2 FROM * AS X
SELECT 3 FROM * AS Y`,
`REP 1 IN X
SELECT 2 IN City FROM Good AS X
FILTER Country EQ RU AS FromRU
FILTER Country EQ EN AS FromEN
FILTER @FromRU AND @FromEN AND Rating GT 7 AS Good`,
`REP 7 IN SPB
SELECT 1 IN City FROM SPBSSD AS SPB
FILTER City EQ SPB AND SSD EQ true OR City EQ SPB AND Rating GE 5 AS SPBSSD`,
`REP 7 IN SPB
SELECT 1 IN City FROM SPBSSD AS SPB
FILTER NOT (NOT (City EQ SPB) AND SSD EQ true OR City EQ SPB AND Rating GE 5) AS SPBSSD`,
`UNIQUE
REP 1
REP 1`,
}
var p PlacementPolicy
for _, testCase := range testCases {
require.NoError(t, p.DecodeString(testCase), "unable parse %s", testCase)
var b strings.Builder
require.NoError(t, p.WriteStringTo(&b))
require.Equal(t, testCase, b.String())
}
invalidTestCases := map[string]error{
`?REP 1`: errSyntaxError,
`REP 1 trailing garbage`: errSyntaxError,
`REP 1 SELECT 4 FROM * `: errUnnamedSelector,
`REP 1 SELECT 4 FROM * AS X`: errRedundantSelector,
`REP 1 IN X REP 2 SELECT 4 FROM * AS X FILTER 'UN-LOCODE' EQ 'RU LED' AS F`: errRedundantFilter,
}
for i := range invalidTestCases {
require.ErrorIs(t, p.DecodeString(i), invalidTestCases[i], "#%s", i)
}
}