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package git
import (
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
type genericScanner interface {
Err() error
Scan() bool
}
func assertNextScan(t *testing.T, scanner genericScanner) {
assert.True(t, scanner.Scan())
assert.Nil(t, scanner.Err())
}
func assertScannerDone(t *testing.T, scanner genericScanner) {
assert.False(t, scanner.Scan())
assert.Nil(t, scanner.Err())
}
func TestLsTreeParser(t *testing.T) {
stdout := "100644 blob d899f6551a51cf19763c5955c7a06a2726f018e9 42 .gitattributes\000100644 blob 4d343e022e11a8618db494dc3c501e80c7e18197 126 PB SCN 16 Odhrán.wav"
scanner := NewLsTreeScanner(strings.NewReader(stdout))
assertNextTreeBlob(t, scanner, "d899f6551a51cf19763c5955c7a06a2726f018e9", ".gitattributes")
assertNextTreeBlob(t, scanner, "4d343e022e11a8618db494dc3c501e80c7e18197", "PB SCN 16 Odhrán.wav")
assertScannerDone(t, scanner)
}
func assertNextTreeBlob(t *testing.T, scanner *LsTreeScanner, oid, filename string) {
assertNextScan(t, scanner)
b := scanner.TreeBlob()
assert.NotNil(t, b)
assert.Equal(t, oid, b.Oid)
assert.Equal(t, filename, b.Filename)
}
func BenchmarkLsTreeParser(b *testing.B) {
stdout := "100644 blob d899f6551a51cf19763c5955c7a06a2726f018e9 42 .gitattributes\000100644 blob 4d343e022e11a8618db494dc3c501e80c7e18197 126 PB SCN 16 Odhrán.wav"
// run the Fib function b.N times
for n := 0; n < b.N; n++ {
scanner := NewLsTreeScanner(strings.NewReader(stdout))
for scanner.Scan() {
}
}
}
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