325 lines
8.8 KiB
Go
325 lines
8.8 KiB
Go
package policy
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import (
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"errors"
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"fmt"
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"math"
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"testing"
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"github.com/nspcc-dev/neofs-sdk-go/netmap"
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"github.com/stretchr/testify/require"
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)
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func TestSimple(t *testing.T) {
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q := `REP 3`
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expected := new(netmap.PlacementPolicy)
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expected.SetFilters([]netmap.Filter{}...)
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expected.SetSelectors([]netmap.Selector{}...)
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expected.SetReplicas(newReplica("", 3))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestSimpleWithHRWB(t *testing.T) {
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q := `REP 3 CBF 4`
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expected := new(netmap.PlacementPolicy)
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expected.SetFilters([]netmap.Filter{}...)
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expected.SetSelectors([]netmap.Selector{}...)
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expected.SetReplicas(newReplica("", 3))
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expected.SetContainerBackupFactor(4)
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestFromSelect(t *testing.T) {
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q := `REP 1 IN SPB
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SELECT 1 IN City FROM * AS SPB`
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expected := new(netmap.PlacementPolicy)
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expected.SetFilters([]netmap.Filter{}...)
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expected.SetSelectors(newSelector(1, netmap.ClauseUnspecified, "City", "*", "SPB"))
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expected.SetReplicas(newReplica("SPB", 1))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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// https://github.com/nspcc-dev/neofs-node/issues/46
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func TestFromSelectNoAttribute(t *testing.T) {
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t.Run("Simple", func(t *testing.T) {
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q := `REP 2
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SELECT 6 FROM *`
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expected := new(netmap.PlacementPolicy)
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expected.SetFilters([]netmap.Filter{}...)
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expected.SetSelectors(newSelector(6, netmap.ClauseUnspecified, "", "*", ""))
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expected.SetReplicas(newReplica("", 2))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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})
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t.Run("with filter", func(t *testing.T) {
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q := `REP 2
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SELECT 6 FROM F
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FILTER StorageType EQ SSD AS F`
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expected := new(netmap.PlacementPolicy)
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expected.SetFilters(newFilter("F", "StorageType", "SSD", netmap.OpEQ))
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expected.SetSelectors(newSelector(6, netmap.ClauseUnspecified, "", "F", ""))
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expected.SetReplicas(newReplica("", 2))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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})
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}
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func TestString(t *testing.T) {
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qTemplate := `REP 1
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SELECT 1 IN City FROM Filt
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FILTER Property EQ %s AND Something NE 7 AS Filt`
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testCases := []string{
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`"double-quoted"`,
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`"with ' single"`,
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`'single-quoted'`,
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`'with " double'`,
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}
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for _, s := range testCases {
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t.Run(s, func(t *testing.T) {
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q := fmt.Sprintf(qTemplate, s)
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r, err := Parse(q)
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require.NoError(t, err)
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expected := newFilter("Filt", "", "", netmap.OpAND,
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newFilter("", "Property", s[1:len(s)-1], netmap.OpEQ),
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newFilter("", "Something", "7", netmap.OpNE))
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require.EqualValues(t, []netmap.Filter{expected}, r.Filters())
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})
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}
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}
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func TestFromSelectClause(t *testing.T) {
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q := `REP 4
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SELECT 3 IN Country FROM *
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SELECT 2 IN SAME City FROM *
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SELECT 1 IN DISTINCT Continent FROM *`
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expected := new(netmap.PlacementPolicy)
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expected.SetFilters([]netmap.Filter{}...)
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expected.SetSelectors(
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newSelector(3, netmap.ClauseUnspecified, "Country", "*", ""),
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newSelector(2, netmap.ClauseSame, "City", "*", ""),
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newSelector(1, netmap.ClauseDistinct, "Continent", "*", ""))
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expected.SetReplicas(newReplica("", 4))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestSimpleFilter(t *testing.T) {
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q := `REP 1
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SELECT 1 IN City FROM Good
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FILTER Rating GT 7 AS Good`
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expected := new(netmap.PlacementPolicy)
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expected.SetReplicas(newReplica("", 1))
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expected.SetSelectors(
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newSelector(1, netmap.ClauseUnspecified, "City", "Good", ""))
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expected.SetFilters(newFilter("Good", "Rating", "7", netmap.OpGT))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestFilterReference(t *testing.T) {
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q := `REP 1
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SELECT 2 IN City FROM Good
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FILTER Country EQ "RU" AS FromRU
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FILTER @FromRU AND Rating GT 7 AS Good`
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expected := new(netmap.PlacementPolicy)
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expected.SetReplicas(newReplica("", 1))
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expected.SetSelectors(
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newSelector(2, netmap.ClauseUnspecified, "City", "Good", ""))
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expected.SetFilters(
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newFilter("FromRU", "Country", "RU", netmap.OpEQ),
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newFilter("Good", "", "", netmap.OpAND,
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newFilter("FromRU", "", "", 0),
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newFilter("", "Rating", "7", netmap.OpGT)),
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)
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestFilterOps(t *testing.T) {
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q := `REP 1
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SELECT 2 IN City FROM Good
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FILTER A GT 1 AND B GE 2 AND C LT 3 AND D LE 4
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AND E EQ 5 AND F NE 6 AS Good`
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expected := new(netmap.PlacementPolicy)
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expected.SetReplicas(newReplica("", 1))
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expected.SetSelectors(
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newSelector(2, netmap.ClauseUnspecified, "City", "Good", ""))
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expected.SetFilters(newFilter("Good", "", "", netmap.OpAND,
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newFilter("", "A", "1", netmap.OpGT),
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newFilter("", "B", "2", netmap.OpGE),
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newFilter("", "C", "3", netmap.OpLT),
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newFilter("", "D", "4", netmap.OpLE),
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newFilter("", "E", "5", netmap.OpEQ),
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newFilter("", "F", "6", netmap.OpNE)))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestWithFilterPrecedence(t *testing.T) {
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q := `REP 7 IN SPB
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SELECT 1 IN City FROM SPBSSD AS SPB
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FILTER City EQ "SPB" AND SSD EQ true OR City EQ "SPB" AND Rating GE 5 AS SPBSSD`
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expected := new(netmap.PlacementPolicy)
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expected.SetReplicas(newReplica("SPB", 7))
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expected.SetSelectors(
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newSelector(1, netmap.ClauseUnspecified, "City", "SPBSSD", "SPB"))
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expected.SetFilters(
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newFilter("SPBSSD", "", "", netmap.OpOR,
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newFilter("", "", "", netmap.OpAND,
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newFilter("", "City", "SPB", netmap.OpEQ),
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newFilter("", "SSD", "true", netmap.OpEQ)),
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newFilter("", "", "", netmap.OpAND,
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newFilter("", "City", "SPB", netmap.OpEQ),
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newFilter("", "Rating", "5", netmap.OpGE))))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestBrackets(t *testing.T) {
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q := `REP 7 IN SPB
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SELECT 1 IN City FROM SPBSSD AS SPB
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FILTER ( City EQ "SPB" OR SSD EQ true ) AND (City EQ "SPB" OR Rating GE 5) AS SPBSSD`
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expected := new(netmap.PlacementPolicy)
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expected.SetReplicas(newReplica("SPB", 7))
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expected.SetSelectors(
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newSelector(1, netmap.ClauseUnspecified, "City", "SPBSSD", "SPB"))
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expected.SetFilters(
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newFilter("SPBSSD", "", "", netmap.OpAND,
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newFilter("", "", "", netmap.OpOR,
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newFilter("", "City", "SPB", netmap.OpEQ),
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newFilter("", "SSD", "true", netmap.OpEQ)),
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newFilter("", "", "", netmap.OpOR,
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newFilter("", "City", "SPB", netmap.OpEQ),
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newFilter("", "Rating", "5", netmap.OpGE))))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func TestValidation(t *testing.T) {
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t.Run("MissingSelector", func(t *testing.T) {
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q := `REP 3 IN RU`
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_, err := Parse(q)
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require.True(t, errors.Is(err, ErrUnknownSelector), "got: %v", err)
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})
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t.Run("MissingFilter", func(t *testing.T) {
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q := `REP 3
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SELECT 1 IN City FROM MissingFilter`
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_, err := Parse(q)
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require.True(t, errors.Is(err, ErrUnknownFilter), "got: %v", err)
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})
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t.Run("UnknownOp", func(t *testing.T) {
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q := `REP 3
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SELECT 1 IN City FROM F
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FILTER Country KEK RU AS F`
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_, err := Parse(q)
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require.True(t, errors.Is(err, ErrSyntaxError), "got: %v", err)
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})
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t.Run("TypoInREP", func(t *testing.T) {
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q := `REK 3`
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_, err := Parse(q)
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require.True(t, errors.Is(err, ErrSyntaxError))
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})
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t.Run("InvalidFilterName", func(t *testing.T) {
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q := `REP 3
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SELECT 1 IN City FROM F
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FILTER Good AND Country EQ RU AS F
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FILTER Rating EQ 5 AS Good`
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_, err := Parse(q)
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require.Error(t, err)
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})
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}
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// Checks that an error is returned in cases when positive 32-bit integer is expected.
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func TestInvalidNumbers(t *testing.T) {
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tmpls := []string{
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"REP %d",
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"REP 1 CBF %d",
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"REP 1 SELECT %d FROM *",
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}
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for i := range tmpls {
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zero := fmt.Sprintf(tmpls[i], 0)
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t.Run(zero, func(t *testing.T) {
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_, err := Parse(zero)
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require.Error(t, err)
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})
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big := fmt.Sprintf(tmpls[i], int64(math.MaxUint32)+1)
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t.Run(big, func(t *testing.T) {
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_, err := Parse(big)
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require.Error(t, err)
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})
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}
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}
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func TestFilterStringSymbols(t *testing.T) {
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q := `REP 1 IN S
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SELECT 1 FROM F AS S
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FILTER "UN-LOCODE" EQ "RU LED" AS F`
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expected := new(netmap.PlacementPolicy)
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expected.SetReplicas(newReplica("S", 1))
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expected.SetSelectors(
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newSelector(1, netmap.ClauseUnspecified, "", "F", "S"))
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expected.SetFilters(newFilter("F", "UN-LOCODE", "RU LED", netmap.OpEQ))
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r, err := Parse(q)
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require.NoError(t, err)
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require.EqualValues(t, expected, r)
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}
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func newFilter(name, key, value string, op netmap.Operation, sub ...netmap.Filter) (f netmap.Filter) {
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f.SetName(name)
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f.SetKey(key)
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f.SetValue(value)
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f.SetOperation(op)
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f.SetInnerFilters(sub...)
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return f
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}
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func newReplica(s string, c uint32) (r netmap.Replica) {
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r.SetSelector(s)
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r.SetCount(c)
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return r
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}
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func newSelector(count uint32, c netmap.Clause, attr, f, name string) (s netmap.Selector) {
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s.SetCount(count)
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s.SetClause(c)
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s.SetAttribute(attr)
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s.SetFilter(f)
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s.SetName(name)
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return s
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}
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