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Diffstat (limited to 't/t5604-clone-reference.sh')
| -rwxr-xr-x | t/t5604-clone-reference.sh | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/t/t5604-clone-reference.sh b/t/t5604-clone-reference.sh new file mode 100755 index 0000000..4320082 --- /dev/null +++ b/t/t5604-clone-reference.sh @@ -0,0 +1,224 @@ +#!/bin/sh +# +# Copyright (C) 2006 Martin Waitz <tali@admingilde.org> +# + +test_description='test clone --reference' +. ./test-lib.sh + +base_dir=$(pwd) + +U=$base_dir/UPLOAD_LOG + +# create a commit in repo $1 with name $2 +commit_in () { + ( + cd "$1" && + echo "$2" >"$2" && + git add "$2" && + git commit -m "$2" + ) +} + +# check that there are $2 loose objects in repo $1 +test_objcount () { + echo "$2" >expect && + git -C "$1" count-objects >actual.raw && + cut -d' ' -f1 <actual.raw >actual && + test_cmp expect actual +} + +test_expect_success 'preparing first repository' ' + test_create_repo A && + commit_in A file1 +' + +test_expect_success 'preparing second repository' ' + git clone A B && + commit_in B file2 && + git -C B repack -ad && + git -C B prune +' + +test_expect_success 'cloning with reference (-l -s)' ' + git clone -l -s --reference B A C +' + +test_expect_success 'existence of info/alternates' ' + test_line_count = 2 C/.git/objects/info/alternates +' + +test_expect_success 'pulling from reference' ' + git -C C pull ../B master +' + +test_expect_success 'that reference gets used' ' + test_objcount C 0 +' + +test_expect_success 'cloning with reference (no -l -s)' ' + GIT_TRACE_PACKET=$U.D git clone --reference B "file://$(pwd)/A" D +' + +test_expect_success 'fetched no objects' ' + test -s "$U.D" && + ! grep " want" "$U.D" +' + +test_expect_success 'existence of info/alternates' ' + test_line_count = 1 D/.git/objects/info/alternates +' + +test_expect_success 'pulling from reference' ' + git -C D pull ../B master +' + +test_expect_success 'that reference gets used' ' + test_objcount D 0 +' + +test_expect_success 'updating origin' ' + commit_in A file3 && + git -C A repack -ad && + git -C A prune +' + +test_expect_success 'pulling changes from origin' ' + git -C C pull origin +' + +# the 2 local objects are commit and tree from the merge +test_expect_success 'that alternate to origin gets used' ' + test_objcount C 2 +' + +test_expect_success 'pulling changes from origin' ' + git -C D pull origin +' + +# the 5 local objects are expected; file3 blob, commit in A to add it +# and its tree, and 2 are our tree and the merge commit. +test_expect_success 'check objects expected to exist locally' ' + test_objcount D 5 +' + +test_expect_success 'preparing alternate repository #1' ' + test_create_repo F && + commit_in F file1 +' + +test_expect_success 'cloning alternate repo #2 and adding changes to repo #1' ' + git clone F G && + commit_in F file2 +' + +test_expect_success 'cloning alternate repo #1, using #2 as reference' ' + git clone --reference G F H +' + +test_expect_success 'cloning with reference being subset of source (-l -s)' ' + git clone -l -s --reference A B E +' + +test_expect_success 'cloning with multiple references drops duplicates' ' + git clone -s --reference B --reference A --reference B A dups && + test_line_count = 2 dups/.git/objects/info/alternates +' + +test_expect_success 'clone with reference from a tagged repository' ' + ( + cd A && git tag -a -m tagged HEAD + ) && + git clone --reference=A A I +' + +test_expect_success 'prepare branched repository' ' + git clone A J && + ( + cd J && + git checkout -b other master^ && + echo other >otherfile && + git add otherfile && + git commit -m other && + git checkout master + ) +' + +test_expect_success 'fetch with incomplete alternates' ' + git init K && + echo "$base_dir/A/.git/objects" >K/.git/objects/info/alternates && + ( + cd K && + git remote add J "file://$base_dir/J" && + GIT_TRACE_PACKET=$U.K git fetch J + ) && + master_object=$(cd A && git for-each-ref --format="%(objectname)" refs/heads/master) && + test -s "$U.K" && + ! grep " want $master_object" "$U.K" && + tag_object=$(cd A && git for-each-ref --format="%(objectname)" refs/tags/HEAD) && + ! grep " want $tag_object" "$U.K" +' + +test_expect_success 'clone using repo with gitfile as a reference' ' + git clone --separate-git-dir=L A M && + git clone --reference=M A N && + echo "$base_dir/L/objects" >expected && + test_cmp expected "$base_dir/N/.git/objects/info/alternates" +' + +test_expect_success 'clone using repo pointed at by gitfile as reference' ' + git clone --reference=M/.git A O && + echo "$base_dir/L/objects" >expected && + test_cmp expected "$base_dir/O/.git/objects/info/alternates" +' + +test_expect_success 'clone and dissociate from reference' ' + git init P && + ( + cd P && test_commit one + ) && + git clone P Q && + ( + cd Q && test_commit two + ) && + git clone --no-local --reference=P Q R && + git clone --no-local --reference=P --dissociate Q S && + # removing the reference P would corrupt R but not S + rm -fr P && + test_must_fail git -C R fsck && + git -C S fsck +' +test_expect_success 'clone, dissociate from partial reference and repack' ' + rm -fr P Q R && + git init P && + ( + cd P && + test_commit one && + git repack && + test_commit two && + git repack + ) && + git clone --bare P Q && + ( + cd P && + git checkout -b second && + test_commit three && + git repack + ) && + git clone --bare --dissociate --reference=P Q R && + ls R/objects/pack/*.pack >packs.txt && + test_line_count = 1 packs.txt +' + +test_expect_success 'clone, dissociate from alternates' ' + rm -fr A B C && + test_create_repo A && + commit_in A file1 && + git clone --reference=A A B && + test_line_count = 1 B/.git/objects/info/alternates && + git clone --local --dissociate B C && + ! test -f C/.git/objects/info/alternates && + ( cd C && git fsck ) +' + +test_done |