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git/parser/scanner_test.go
67 строк
2 KB
Johannes Batzill
Code Suggestions - Backend Support (#2006)
26 апр 2024, 19:54
26 апр 2024, 19:54
9e7f80e
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// Copyright 2023 Harness, Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package parser import ( "bufio" "bytes" "testing" "github.com/stretchr/testify/require" ) func Test_scannerWithPeekSmoke(t *testing.T) { scanner := NewScannerWithPeek( bytes.NewReader([]byte("l1\nl2")), bufio.ScanLines, ) out := scanner.Peek() require.True(t, out) require.NoError(t, scanner.Err()) require.Equal(t, "l1", string(scanner.Bytes())) out = scanner.Scan() require.True(t, out) require.NoError(t, scanner.Err()) require.Equal(t, "l1", string(scanner.Bytes())) out = scanner.Scan() require.True(t, out) require.NoError(t, scanner.Err()) require.Equal(t, "l2", scanner.Text()) out = scanner.Scan() require.False(t, out) require.NoError(t, scanner.Err()) require.Nil(t, scanner.Bytes()) } func Test_scannerWithPeekDualPeek(t *testing.T) { scanner := NewScannerWithPeek( bytes.NewReader([]byte("l1\nl2")), bufio.ScanLines, ) out := scanner.Peek() require.True(t, out) require.NoError(t, scanner.Err()) require.Equal(t, "l1", string(scanner.Bytes())) out = scanner.Peek() require.False(t, out) require.ErrorIs(t, scanner.Err(), ErrPeekedMoreThanOnce) require.Nil(t, scanner.Bytes()) }