| 1 | #!/bin/sh |
| 2 | |
| 3 | # Helper functions for testing commit-graphs. |
| 4 | |
| 5 | # Initialize OID cache with oid_version |
| 6 | test_oid_cache <<-EOF |
| 7 | oid_version sha1:1 |
| 8 | oid_version sha256:2 |
| 9 | EOF |
| 10 | |
| 11 | graph_git_two_modes() { |
| 12 | git -c core.commitGraph=true $1 >output && |
| 13 | git -c core.commitGraph=false $1 >expect && |
| 14 | test_cmp expect output |
| 15 | } |
| 16 | |
| 17 | # graph_git_behavior <name> <directory> <branch> <compare> |
| 18 | # |
| 19 | # Ensures that a handful of traversal operations produce the same |
| 20 | # results with and without the commit-graph in use. |
| 21 | # |
| 22 | # NOTE: it is a bug to call this function with <directory> containing |
| 23 | # any characters in $IFS. |
| 24 | graph_git_behavior() { |
| 25 | MSG=$1 |
| 26 | DIR=$2 |
| 27 | BRANCH=$3 |
| 28 | COMPARE=$4 |
| 29 | test_expect_success "check normal git operations: $MSG" ' |
| 30 | graph_git_two_modes "${DIR:+-C $DIR} log --oneline $BRANCH" && |
| 31 | graph_git_two_modes "${DIR:+-C $DIR} log --topo-order $BRANCH" && |
| 32 | graph_git_two_modes "${DIR:+-C $DIR} log --graph $COMPARE..$BRANCH" && |
| 33 | graph_git_two_modes "${DIR:+-C $DIR} branch -vv" && |
| 34 | graph_git_two_modes "${DIR:+-C $DIR} merge-base -a $BRANCH $COMPARE" |
| 35 | ' |
| 36 | } |
| 37 | |
| 38 | graph_read_expect() { |
| 39 | OPTIONAL="" |
| 40 | NUM_CHUNKS=3 |
| 41 | DIR="." |
| 42 | if test "$1" = -C |
| 43 | then |
| 44 | shift |
| 45 | DIR="$1" |
| 46 | shift |
| 47 | fi |
| 48 | if test -n "$2" |
| 49 | then |
| 50 | OPTIONAL=" $2" |
| 51 | NUM_CHUNKS=$((3 + $(echo "$2" | wc -w))) |
| 52 | fi |
| 53 | GENERATION_VERSION=2 |
| 54 | if test -n "$3" |
| 55 | then |
| 56 | GENERATION_VERSION=$3 |
| 57 | fi |
| 58 | OPTIONS= |
| 59 | if test $GENERATION_VERSION -gt 1 |
| 60 | then |
| 61 | OPTIONS=" read_generation_data" |
| 62 | fi |
| 63 | cat >"$DIR/expect" <<-EOF |
| 64 | header: 43475048 1 $(test_oid oid_version) $NUM_CHUNKS 0 |
| 65 | num_commits: $1 |
| 66 | chunks: oid_fanout oid_lookup commit_metadata$OPTIONAL |
| 67 | options:$OPTIONS |
| 68 | EOF |
| 69 | ( |
| 70 | cd "$DIR" && |
| 71 | test-tool read-graph >output && |
| 72 | test_cmp expect output |
| 73 | ) |
| 74 | } |