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authorLibravatar Junio C Hamano <gitster@pobox.com>2016-04-06 11:39:05 -0700
committerLibravatar Junio C Hamano <gitster@pobox.com>2016-04-06 11:39:05 -0700
commit2f03d174f076d318e45f6b5d4def7451ceaeaa46 (patch)
treec0deefecc0cfd9b4251b4a45da3be847f0a60991 /t/t5604-clone-reference.sh
parentMerge branch 'ls/p4-map-user' (diff)
parentclone tests: rename t57* => t56* (diff)
downloadtgif-2f03d174f076d318e45f6b5d4def7451ceaeaa46.tar.xz
Merge branch 'sb/clone-t57-t56'
Rename bunch of tests on "git clone" for better organization. * sb/clone-t57-t56: clone tests: rename t57* => t56*
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+#!/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