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c5e6362c53
If a tar were constructed with duplicate file names, then depending on the order, it could result in same tarsum. Signed-off-by: Vincent Batts <vbatts@redhat.com>
45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
package tarsum
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import "testing"
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func newFileInfoSums() FileInfoSums {
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return FileInfoSums{
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fileInfoSum{name: "file3", sum: "2abcdef1234567890", pos: 2},
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fileInfoSum{name: "dup1", sum: "deadbeef1", pos: 5},
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fileInfoSum{name: "file1", sum: "0abcdef1234567890", pos: 0},
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fileInfoSum{name: "file4", sum: "3abcdef1234567890", pos: 3},
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fileInfoSum{name: "dup1", sum: "deadbeef0", pos: 4},
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fileInfoSum{name: "file2", sum: "1abcdef1234567890", pos: 1},
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}
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}
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func TestSortFileInfoSums(t *testing.T) {
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dups := newFileInfoSums().GetAllFile("dup1")
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if len(dups) != 2 {
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t.Errorf("expected length 2, got %d", len(dups))
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}
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dups.SortByNames()
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if dups[0].Pos() != 4 {
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t.Errorf("sorted dups should be ordered by position. Expected 4, got %d", dups[0].Pos())
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}
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fis := newFileInfoSums()
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expected := "0abcdef1234567890"
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fis.SortBySums()
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got := fis[0].Sum()
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if got != expected {
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t.Errorf("Expected %q, got %q", expected, got)
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}
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fis = newFileInfoSums()
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expected = "dup1"
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fis.SortByNames()
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gotFis := fis[0]
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if gotFis.Name() != expected {
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t.Errorf("Expected %q, got %q", expected, gotFis.Name())
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}
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// since a duplicate is first, ensure it is ordered first by position too
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if gotFis.Pos() != 4 {
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t.Errorf("Expected %d, got %d", 4, gotFis.Pos())
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}
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}
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