Eric Sunshine <sunshine@xxxxxxxxxxxxxx> writes: >> diff --git a/t/t4301-merge-tree-write-tree.sh b/t/t4301-merge-tree-write-tree.sh >> @@ -961,4 +961,18 @@ test_expect_success 'error out on missing tree objects' ' >> +test_expect_success 'error out on missing blob objects' ' >> + seq1=$(test_seq 1 10 | git hash-object -w --stdin) && >> + seq2=$(test_seq 1 11 | git hash-object -w --stdin) && >> + seq3=$(test_seq 0 10 | git hash-object -w --stdin) && > > Is there significance to the ranges passed to test_seq()? Or, can the > same be achieved by using arbitrary content for each blob? > > blob1=$(echo "one" | git hash-object -w --stdin) && > blob2=$(echo "two" | git hash-object -w --stdin) && > blob3=$(echo "three" | git hash-object -w --stdin) && > >> + tree1=$(printf "100644 blob %s\tsequence" $seq1 | git mktree) && >> + tree2=$(printf "100644 blob %s\tsequence" $seq2 | git mktree) && >> + tree3=$(printf "100644 blob %s\tsequence" $seq3 | git mktree) && > > I found the lack of terminating "\n" in the `printf` confusing, > especially since the variable names (seq1, seq2, etc.) and the use of > `printf` seem to imply, at first glance, that each git-mktree > invocation is receiving multiple lines as input which, it turns out, > is not the case. Adding the missing "\n" would help: > > tree1=$(printf "100644 blob %s\tsequence\n" $seq1 | git mktree) && > tree2=$(printf "100644 blob %s\tsequence\n" $seq2 | git mktree) && > tree3=$(printf "100644 blob %s\tsequence\n" $seq3 | git mktree) && > > Interpolating the $seqN variable directly into the string rather than > using %s would make it even clearer that only a single line is being > generated as input to git-mktree: > > tree1=$(printf "100644 blob $seq1\tsequence\n" | git mktree) && > tree2=$(printf "100644 blob $seq2\tsequence\n" | git mktree) && > tree3=$(printf "100644 blob $seq3\tsequence\n" | git mktree) && All good points. Thanks for excellent reviews (not just this one but another one in the series).