github.com/hawser/git-hawser@v2.5.2+incompatible/lfs/gitscanner_catfilebatchcheckscanner_test.go (about)

     1  package lfs
     2  
     3  import (
     4  	"bufio"
     5  	"strings"
     6  	"testing"
     7  
     8  	"github.com/stretchr/testify/assert"
     9  )
    10  
    11  func TestCatFileBatchCheckScannerWithValidOutput(t *testing.T) {
    12  	lines := []string{
    13  		"short line",
    14  		"0000000000000000000000000000000000000000 BLOB capitalized",
    15  		"0000000000000000000000000000000000000001 blob not-a-size",
    16  		"0000000000000000000000000000000000000002 blob 123",
    17  		"0000000000000000000000000000000000000003 blob 1 0",
    18  		"0000000000000000000000000000000000000004 blob 123456789",
    19  	}
    20  	r := strings.NewReader(strings.Join(lines, "\n"))
    21  	s := &catFileBatchCheckScanner{
    22  		s:     bufio.NewScanner(r),
    23  		limit: 1024,
    24  	}
    25  
    26  	assertNextOID(t, s, "", "")
    27  	assertNextOID(t, s, "", "")
    28  	assertNextOID(t, s, "", "")
    29  	assertNextOID(t, s, "0000000000000000000000000000000000000002", "")
    30  	assertNextOID(t, s, "", "")
    31  	assertNextOID(t, s, "", "0000000000000000000000000000000000000004")
    32  	assertScannerDone(t, s)
    33  	assert.Equal(t, "", s.LFSBlobOID())
    34  	assert.Equal(t, "", s.GitBlobOID())
    35  }
    36  
    37  type stringScanner interface {
    38  	Next() (string, bool, error)
    39  	Err() error
    40  	Scan() bool
    41  }
    42  
    43  type genericScanner interface {
    44  	Err() error
    45  	Scan() bool
    46  }
    47  
    48  func assertNextScan(t *testing.T, scanner genericScanner) {
    49  	assert.True(t, scanner.Scan())
    50  	assert.Nil(t, scanner.Err())
    51  }
    52  
    53  func assertNextOID(t *testing.T, scanner *catFileBatchCheckScanner, lfsBlobOID, gitBlobOID string) {
    54  	assertNextScan(t, scanner)
    55  	assert.Equal(t, lfsBlobOID, scanner.LFSBlobOID())
    56  	assert.Equal(t, gitBlobOID, scanner.GitBlobOID())
    57  }
    58  
    59  func assertScannerDone(t *testing.T, scanner genericScanner) {
    60  	assert.False(t, scanner.Scan())
    61  	assert.Nil(t, scanner.Err())
    62  }