wehub-resource-sync
53 lines
1.8 KiB
Go
53 lines
1.8 KiB
Go
// Copyright 2024 Dolthub, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package _go
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import (
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"context"
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"testing"
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vitess "github.com/dolthub/vitess/go/vt/sqlparser"
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"github.com/stretchr/testify/require"
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"github.com/dolthub/doltgresql/postgres/parser/parser/sql"
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)
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// TestParserBehaviors tests behaviors, such as empty statement handling, for the Doltgres parser.
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func TestParserBehaviors(t *testing.T) {
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parser := sql.NewPostgresParser()
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// Parser implementations should return Vitess' ErrEmpty error for empty statements.
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t.Run("empty statement parsing", func(t *testing.T) {
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emptyStatements := []string{"", " ", "\t", ";", "-- comment", "/* comment */"}
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for _, statement := range emptyStatements {
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parsed, err := parser.ParseSimple(statement)
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require.Nil(t, parsed)
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require.ErrorIs(t, err, vitess.ErrEmpty)
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parsed, _, _, err = parser.Parse(nil, statement, true)
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require.Nil(t, parsed)
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require.ErrorIs(t, err, vitess.ErrEmpty)
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parsed, _, err = parser.ParseOneWithOptions(context.Background(), statement, vitess.ParserOptions{})
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require.Nil(t, parsed)
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require.ErrorIs(t, err, vitess.ErrEmpty)
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parsed, _, _, err = parser.ParseWithOptions(context.Background(), statement, ';', false, vitess.ParserOptions{})
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require.Nil(t, parsed)
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require.ErrorIs(t, err, vitess.ErrEmpty)
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}
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})
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}
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