139 lines
2.7 KiB
Go
139 lines
2.7 KiB
Go
package buffers
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import (
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"bytes"
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"testing"
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)
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func TestNumMessagesToBuffer(t *testing.T) {
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const n = 25
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b := MsgBuffer{numMessagesToBuffer: n}
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r := b.NumMessagesToBuffer()
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if r != n {
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t.Errorf("NumMessagesToBuffer() = %v, want %v", r, n)
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}
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}
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func TestConsumeRecord(t *testing.T) {
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var r1, s1 = []byte("Record1"), "Seq1"
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var r2, s2 = []byte("Recrod2"), "Seq2"
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b := MsgBuffer{}
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b.ConsumeRecord(r1, s1)
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if b.NumMessagesInBuffer() != 1 {
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t.Errorf("NumRecordsInBuffer() want %v", 1)
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}
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b.ConsumeRecord(r2, s2)
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if b.NumMessagesInBuffer() != 2 {
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t.Errorf("NumMessagesInBuffer() want %v", 2)
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}
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b.ConsumeRecord(r2, s2)
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if b.NumMessagesInBuffer() != 2 {
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t.Errorf("NumMessagesInBuffer() want %v", 2)
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}
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}
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func TestSequenceExists(t *testing.T) {
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var r1, s1 = []byte("Record1"), "Seq1"
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var r2, s2 = []byte("Recrod2"), "Seq2"
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b := MsgBuffer{}
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b.ConsumeRecord(r1, s1)
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if b.SequenceExists(s1) != true {
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t.Errorf("SequenceExists() want %v", true)
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}
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b.ConsumeRecord(r2, s2)
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if b.SequenceExists(s2) != true {
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t.Errorf("SequenceExists() want %v", true)
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}
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}
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func TestFlushBuffer(t *testing.T) {
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var r1, s1 = []byte("Record"), "SeqNum"
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b := MsgBuffer{}
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b.ConsumeRecord(r1, s1)
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b.FlushBuffer()
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if b.NumMessagesInBuffer() != 0 {
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t.Errorf("NumMessagesInBuffer() want %v", 0)
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}
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}
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func TestLastSequenceNumber(t *testing.T) {
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var r1, s1 = []byte("Record1"), "Seq1"
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var r2, s2 = []byte("Recrod2"), "Seq2"
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b := MsgBuffer{}
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b.ConsumeRecord(r1, s1)
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if b.LastSequenceNumber() != s1 {
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t.Errorf("LastSequenceNumber() want %v", s1)
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}
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b.ConsumeRecord(r2, s2)
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if b.LastSequenceNumber() != s2 {
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t.Errorf("LastSequenceNumber() want %v", s2)
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}
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}
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func TestFirstSequenceNumber(t *testing.T) {
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var r1, s1 = []byte("Record1"), "Seq1"
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var r2, s2 = []byte("Recrod2"), "Seq2"
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b := MsgBuffer{}
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b.ConsumeRecord(r1, s1)
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if b.FirstSequenceNumber() != s1 {
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t.Errorf("FirstSequenceNumber() want %v", s1)
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}
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b.ConsumeRecord(r2, s2)
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if b.FirstSequenceNumber() != s1 {
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t.Errorf("FirstSequenceNumber() want %v", s1)
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}
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}
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func TestShouldFlush(t *testing.T) {
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const n = 2
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var r1, s1 = []byte("Record1"), "Seq1"
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var r2, s2 = []byte("Recrod2"), "Seq2"
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b := MsgBuffer{numMessagesToBuffer: n}
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b.ConsumeRecord(r1, s1)
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if b.ShouldFlush() != false {
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t.Errorf("ShouldFlush() want %v", false)
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}
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b.ConsumeRecord(r2, s2)
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if b.ShouldFlush() != true {
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t.Errorf("ShouldFlush() want %v", true)
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}
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}
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func TestData(t *testing.T) {
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var r1, s1 = []byte("Record1\n"), "Seq1"
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var r2, s2 = []byte("Record2\n"), "Seq2"
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var body = []byte("Record1\nRecord2\n")
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b := MsgBuffer{}
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b.ConsumeRecord(r1, s1)
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b.ConsumeRecord(r2, s2)
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if !bytes.Equal(b.Data(), body) {
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t.Errorf("Data() want %v", body)
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}
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}
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