mirror of
https://github.com/chaisql/chai.git
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405 lines
9.1 KiB
Go
405 lines
9.1 KiB
Go
package stream_test
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import (
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"encoding/json"
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"fmt"
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"strconv"
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"testing"
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"github.com/cockroachdb/errors"
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"github.com/genjidb/genji/internal/database"
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"github.com/genjidb/genji/internal/environment"
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"github.com/genjidb/genji/internal/expr"
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"github.com/genjidb/genji/internal/sql/parser"
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"github.com/genjidb/genji/internal/stream"
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"github.com/genjidb/genji/internal/stream/path"
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"github.com/genjidb/genji/internal/stream/rows"
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"github.com/genjidb/genji/internal/stream/table"
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"github.com/genjidb/genji/internal/testutil"
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"github.com/genjidb/genji/internal/testutil/assert"
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"github.com/genjidb/genji/object"
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"github.com/genjidb/genji/types"
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"github.com/stretchr/testify/require"
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)
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func TestFilter(t *testing.T) {
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tests := []struct {
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e expr.Expr
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in []expr.Expr
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out []types.Object
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fails bool
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}{
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{
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parser.MustParseExpr("1"),
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testutil.ParseExprs(t, `{"a": 1}`),
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testutil.MakeObjects(t, `{"a": 1}`),
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false,
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},
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{
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parser.MustParseExpr("a > 1"),
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testutil.ParseExprs(t, `{"a": 1}`),
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nil,
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false,
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},
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{
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parser.MustParseExpr("a >= 1"),
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testutil.ParseExprs(t, `{"a": 1}`),
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testutil.MakeObjects(t, `{"a": 1}`),
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false,
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},
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{
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parser.MustParseExpr("null"),
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testutil.ParseExprs(t, `{"a": 1}`),
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nil,
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false,
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},
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}
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for _, test := range tests {
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t.Run(test.e.String(), func(t *testing.T) {
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s := stream.New(rows.Emit(test.in...)).Pipe(rows.Filter(test.e))
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i := 0
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err := s.Iterate(new(environment.Environment), func(out *environment.Environment) error {
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r, _ := out.GetRow()
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require.Equal(t, test.out[i], r.Object())
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i++
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, rows.Filter(parser.MustParseExpr("1")).String(), "rows.Filter(1)")
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})
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}
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func TestTake(t *testing.T) {
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tests := []struct {
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inNumber int
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n int
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output int
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fails bool
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}{
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{5, 1, 1, false},
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{5, 7, 5, false},
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{5, -1, 0, false},
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}
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for _, test := range tests {
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t.Run(fmt.Sprintf("%d/%d", test.inNumber, test.n), func(t *testing.T) {
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var ds []expr.Expr
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for i := 0; i < test.inNumber; i++ {
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ds = append(ds, testutil.ParseExpr(t, `{"a": `+strconv.Itoa(i)+`}`))
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}
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s := stream.New(rows.Emit(ds...))
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s = s.Pipe(rows.Take(parser.MustParseExpr(strconv.Itoa(test.n))))
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var count int
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err := s.Iterate(new(environment.Environment), func(env *environment.Environment) error {
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count++
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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} else {
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if errors.Is(err, stream.ErrStreamClosed) {
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err = nil
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}
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assert.NoError(t, err)
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require.Equal(t, test.output, count)
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}
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, "rows.Take(1)", rows.Take(parser.MustParseExpr("1")).String())
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})
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}
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func TestSkip(t *testing.T) {
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tests := []struct {
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inNumber int
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n int
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output int
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fails bool
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}{
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{5, 1, 4, false},
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{5, 7, 0, false},
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{5, -1, 5, false},
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}
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for _, test := range tests {
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t.Run(fmt.Sprintf("%d/%d", test.inNumber, test.n), func(t *testing.T) {
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var ds []expr.Expr
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for i := 0; i < test.inNumber; i++ {
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ds = append(ds, testutil.ParseExpr(t, `{"a": `+strconv.Itoa(i)+`}`))
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}
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s := stream.New(rows.Emit(ds...))
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s = s.Pipe(rows.Skip(parser.MustParseExpr(strconv.Itoa(test.n))))
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var count int
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err := s.Iterate(new(environment.Environment), func(env *environment.Environment) error {
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count++
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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require.Equal(t, test.output, count)
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}
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, "rows.Skip(1)", rows.Skip(parser.MustParseExpr("1")).String())
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})
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}
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func TestTableInsert(t *testing.T) {
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tests := []struct {
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name string
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in stream.Operator
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out []types.Object
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rowid int
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fails bool
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}{
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{
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"doc with no key",
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rows.Emit(testutil.ParseExpr(t, `{"a": 10}`), testutil.ParseExpr(t, `{"a": 11}`)),
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[]types.Object{testutil.MakeObject(t, `{"a": 10}`), testutil.MakeObject(t, `{"a": 11}`)},
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1,
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false,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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db, tx, cleanup := testutil.NewTestTx(t)
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defer cleanup()
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testutil.MustExec(t, db, tx, "CREATE TABLE test (a INTEGER)")
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in := &environment.Environment{}
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in.Tx = tx
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s := stream.New(test.in).Pipe(table.Insert("test"))
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var i int
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err := s.Iterate(in, func(out *environment.Environment) error {
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r, ok := out.GetRow()
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require.True(t, ok)
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testutil.RequireObjEqual(t, test.out[i], r.Object())
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i++
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, "table.Insert(\"test\")", table.Insert("test").String())
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})
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}
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func TestTableReplace(t *testing.T) {
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tests := []struct {
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name string
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docsInTable testutil.Objs
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op stream.Operator
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expected testutil.Objs
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fails bool
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}{
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{
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"doc with key",
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testutil.MakeObjects(t, `{"a": 1, "b": 1}`),
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path.Set(testutil.ParseObjectPath(t, "b"), testutil.ParseExpr(t, "2")),
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testutil.MakeObjects(t, `{"a": 1, "b": 2}`),
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false,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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db, tx, cleanup := testutil.NewTestTx(t)
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defer cleanup()
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testutil.MustExec(t, db, tx, "CREATE TABLE test (a INTEGER PRIMARY KEY, b INTEGER)")
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for _, doc := range test.docsInTable {
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testutil.MustExec(t, db, tx, "INSERT INTO test VALUES ?", environment.Param{Value: doc})
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}
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in := environment.Environment{}
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in.Tx = tx
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s := stream.New(table.Scan("test")).
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Pipe(test.op).
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Pipe(table.Replace("test"))
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var i int
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err := s.Iterate(&in, func(out *environment.Environment) error {
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r, ok := out.GetRow()
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require.True(t, ok)
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got, err := json.Marshal(r)
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assert.NoError(t, err)
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want, err := json.Marshal(test.expected[i])
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assert.NoError(t, err)
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require.JSONEq(t, string(want), string(got))
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i++
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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return
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}
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assert.NoError(t, err)
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res := testutil.MustQuery(t, db, tx, "SELECT * FROM test")
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defer res.Close()
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var got []types.Object
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err = res.Iterate(func(row database.Row) error {
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var fb object.FieldBuffer
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fb.Copy(row.Object())
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got = append(got, &fb)
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return nil
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})
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assert.NoError(t, err)
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test.expected.RequireEqual(t, got)
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, table.Replace("test").String(), "table.Replace(\"test\")")
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})
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}
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func TestTableDelete(t *testing.T) {
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tests := []struct {
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name string
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docsInTable testutil.Objs
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op stream.Operator
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expected testutil.Objs
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fails bool
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}{
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{
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"doc with key",
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testutil.MakeObjects(t, `{"a": 1}`, `{"a": 2}`, `{"a": 3}`),
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rows.Filter(testutil.ParseExpr(t, `a > 1`)),
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testutil.MakeObjects(t, `{"a": 1}`),
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false,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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db, tx, cleanup := testutil.NewTestTx(t)
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defer cleanup()
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testutil.MustExec(t, db, tx, "CREATE TABLE test (a INTEGER PRIMARY KEY)")
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for _, doc := range test.docsInTable {
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testutil.MustExec(t, db, tx, "INSERT INTO test VALUES ?", environment.Param{Value: doc})
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}
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var env environment.Environment
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env.Tx = tx
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s := stream.New(table.Scan("test")).Pipe(test.op).Pipe(table.Delete("test"))
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err := s.Iterate(&env, func(out *environment.Environment) error {
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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res := testutil.MustQuery(t, db, tx, "SELECT * FROM test")
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defer res.Close()
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var got []types.Object
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err = res.Iterate(func(row database.Row) error {
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var fb object.FieldBuffer
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fb.Copy(row.Object())
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got = append(got, &fb)
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return nil
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})
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assert.NoError(t, err)
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test.expected.RequireEqual(t, got)
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, table.Delete("test").String(), "table.Delete('test')")
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})
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}
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func TestPathsRename(t *testing.T) {
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tests := []struct {
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fieldNames []string
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in []expr.Expr
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out []types.Object
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fails bool
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}{
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{
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[]string{"c", "d"},
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testutil.ParseExprs(t, `{"a": 10, "b": 20}`),
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testutil.MakeObjects(t, `{"c": 10, "d": 20}`),
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false,
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},
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{
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[]string{"c", "d", "e"},
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testutil.ParseExprs(t, `{"a": 10, "b": 20}`),
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nil,
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true,
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},
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{
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[]string{"c"},
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testutil.ParseExprs(t, `{"a": 10, "b": 20}`),
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nil,
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true,
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},
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}
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for _, test := range tests {
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s := stream.New(rows.Emit(test.in...)).Pipe(path.PathsRename(test.fieldNames...))
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t.Run(s.String(), func(t *testing.T) {
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i := 0
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err := s.Iterate(new(environment.Environment), func(out *environment.Environment) error {
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r, _ := out.GetRow()
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require.Equal(t, test.out[i], r.Object())
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i++
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return nil
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})
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if test.fails {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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t.Run("String", func(t *testing.T) {
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require.Equal(t, path.PathsRename("a", "b", "c").String(), "paths.Rename(a, b, c)")
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})
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}
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