mirror of
https://github.com/AdguardTeam/AdGuardHome.git
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ae8de95d89
Merge in DNS/adguard-home from 2234-move-to-internal to master
Squashed commit of the following:
commit d26a288cabeac86f9483fab307677b1027c78524
Author: Eugene Burkov <e.burkov@adguard.com>
Date: Fri Oct 30 12:44:18 2020 +0300
* all: move internal Go packages to internal/
Closes #2234.
157 lines
3 KiB
Go
157 lines
3 KiB
Go
package querylog
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import (
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"io"
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"os"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func TestQLogReaderEmpty(t *testing.T) {
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r, err := NewQLogReader([]string{})
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assert.Nil(t, err)
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assert.NotNil(t, r)
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defer r.Close()
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// seek to the start
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err = r.SeekStart()
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assert.Nil(t, err)
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line, err := r.ReadNext()
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assert.Equal(t, "", line)
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assert.Equal(t, io.EOF, err)
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}
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func TestQLogReaderOneFile(t *testing.T) {
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// let's do one small file
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count := 10
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filesCount := 1
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testDir := prepareTestDir()
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defer func() { _ = os.RemoveAll(testDir) }()
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testFiles := prepareTestFiles(testDir, filesCount, count)
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r, err := NewQLogReader(testFiles)
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assert.Nil(t, err)
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assert.NotNil(t, r)
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defer r.Close()
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// seek to the start
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err = r.SeekStart()
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assert.Nil(t, err)
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// read everything
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read := 0
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var line string
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for err == nil {
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line, err = r.ReadNext()
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if err == nil {
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assert.True(t, len(line) > 0)
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read += 1
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}
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}
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assert.Equal(t, count*filesCount, read)
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assert.Equal(t, io.EOF, err)
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}
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func TestQLogReaderMultipleFiles(t *testing.T) {
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// should be large enough
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count := 10000
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filesCount := 5
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testDir := prepareTestDir()
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defer func() { _ = os.RemoveAll(testDir) }()
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testFiles := prepareTestFiles(testDir, filesCount, count)
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r, err := NewQLogReader(testFiles)
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assert.Nil(t, err)
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assert.NotNil(t, r)
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defer r.Close()
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// seek to the start
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err = r.SeekStart()
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assert.Nil(t, err)
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// read everything
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read := 0
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var line string
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for err == nil {
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line, err = r.ReadNext()
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if err == nil {
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assert.True(t, len(line) > 0)
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read += 1
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}
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}
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assert.Equal(t, count*filesCount, read)
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assert.Equal(t, io.EOF, err)
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}
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func TestQLogReaderSeek(t *testing.T) {
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// more or less big file
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count := 10000
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filesCount := 2
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testDir := prepareTestDir()
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defer func() { _ = os.RemoveAll(testDir) }()
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testFiles := prepareTestFiles(testDir, filesCount, count)
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r, err := NewQLogReader(testFiles)
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assert.Nil(t, err)
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assert.NotNil(t, r)
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defer r.Close()
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// CASE 1: NOT TOO OLD LINE
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testSeekLineQLogReader(t, r, 300)
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// CASE 2: OLD LINE
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testSeekLineQLogReader(t, r, count-300)
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// CASE 3: FIRST LINE
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testSeekLineQLogReader(t, r, 0)
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// CASE 4: LAST LINE
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testSeekLineQLogReader(t, r, count)
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// CASE 5: Seek non-existent (too low)
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err = r.Seek(123)
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assert.NotNil(t, err)
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// CASE 6: Seek non-existent (too high)
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ts, _ := time.Parse(time.RFC3339, "2100-01-02T15:04:05Z07:00")
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err = r.Seek(ts.UnixNano())
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assert.NotNil(t, err)
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}
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func testSeekLineQLogReader(t *testing.T, r *QLogReader, lineNumber int) {
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line, err := getQLogReaderLine(r, lineNumber)
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assert.Nil(t, err)
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ts := readQLogTimestamp(line)
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assert.NotEqual(t, uint64(0), ts)
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// try seeking to that line now
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err = r.Seek(ts)
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assert.Nil(t, err)
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testLine, err := r.ReadNext()
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assert.Nil(t, err)
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assert.Equal(t, line, testLine)
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}
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func getQLogReaderLine(r *QLogReader, lineNumber int) (string, error) {
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err := r.SeekStart()
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if err != nil {
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return "", err
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}
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for i := 1; i < lineNumber; i++ {
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_, err := r.ReadNext()
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if err != nil {
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return "", err
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}
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}
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return r.ReadNext()
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}
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