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Diffstat (limited to 'third_party/git/t/t1512-rev-parse-disambiguation.sh')
| -rwxr-xr-x | third_party/git/t/t1512-rev-parse-disambiguation.sh | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/third_party/git/t/t1512-rev-parse-disambiguation.sh b/third_party/git/t/t1512-rev-parse-disambiguation.sh deleted file mode 100755 index c19fb500cb..0000000000 --- a/third_party/git/t/t1512-rev-parse-disambiguation.sh +++ /dev/null @@ -1,401 +0,0 @@ -#!/bin/sh - -test_description='object name disambiguation - -Create blobs, trees, commits and a tag that all share the same -prefix, and make sure "git rev-parse" can take advantage of -type information to disambiguate short object names that are -not necessarily unique. - -The final history used in the test has five commits, with the bottom -one tagged as v1.0.0. They all have one regular file each. - - +-------------------------------------------+ - | | - | .-------b3wettvi---- ad2uee | - | / / | - | a2onsxbvj---czy8f73t--ioiley5o | - | | - +-------------------------------------------+ - -' - -. ./test-lib.sh - -if ! test_have_prereq SHA1 -then - skip_all='not using SHA-1 for objects' - test_done -fi - -test_expect_success 'blob and tree' ' - test_tick && - ( - for i in 0 1 2 3 4 5 6 7 8 9 - do - echo $i - done && - echo && - echo b1rwzyc3 - ) >a0blgqsjc && - - # create one blob 0000000000b36 - git add a0blgqsjc && - - # create one tree 0000000000cdc - git write-tree -' - -test_expect_success 'warn ambiguity when no candidate matches type hint' ' - test_must_fail git rev-parse --verify 000000000^{commit} 2>actual && - test_i18ngrep "short SHA1 000000000 is ambiguous" actual -' - -test_expect_success 'disambiguate tree-ish' ' - # feed tree-ish in an unambiguous way - git rev-parse --verify 0000000000cdc:a0blgqsjc && - - # ambiguous at the object name level, but there is only one - # such tree-ish (the other is a blob) - git rev-parse --verify 000000000:a0blgqsjc -' - -test_expect_success 'disambiguate blob' ' - sed -e "s/|$//" >patch <<-EOF && - diff --git a/frotz b/frotz - index 000000000..ffffff 100644 - --- a/frotz - +++ b/frotz - @@ -10,3 +10,4 @@ - 9 - | - b1rwzyc3 - +irwry - EOF - ( - GIT_INDEX_FILE=frotz && - export GIT_INDEX_FILE && - git apply --build-fake-ancestor frotz patch && - git cat-file blob :frotz >actual - ) && - test_cmp a0blgqsjc actual -' - -test_expect_success 'disambiguate tree' ' - commit=$(echo "d7xm" | git commit-tree 000000000) && - # this commit is fffff2e and not ambiguous with the 00000* objects - test $(git rev-parse $commit^{tree}) = $(git rev-parse 0000000000cdc) -' - -test_expect_success 'first commit' ' - # create one commit 0000000000e4f - git commit -m a2onsxbvj -' - -test_expect_success 'disambiguate commit-ish' ' - # feed commit-ish in an unambiguous way - git rev-parse --verify 0000000000e4f^{commit} && - - # ambiguous at the object name level, but there is only one - # such commit (the others are tree and blob) - git rev-parse --verify 000000000^{commit} && - - # likewise - git rev-parse --verify 000000000^0 -' - -test_expect_success 'disambiguate commit' ' - commit=$(echo "hoaxj" | git commit-tree 0000000000cdc -p 000000000) && - # this commit is ffffffd8 and not ambiguous with the 00000* objects - test $(git rev-parse $commit^) = $(git rev-parse 0000000000e4f) -' - -test_expect_success 'log name1..name2 takes only commit-ishes on both ends' ' - # These are underspecified from the prefix-length point of view - # to disambiguate the commit with other objects, but there is only - # one commit that has 00000* prefix at this point. - git log 000000000..000000000 && - git log ..000000000 && - git log 000000000.. && - git log 000000000...000000000 && - git log ...000000000 && - git log 000000000... -' - -test_expect_success 'rev-parse name1..name2 takes only commit-ishes on both ends' ' - # Likewise. - git rev-parse 000000000..000000000 && - git rev-parse ..000000000 && - git rev-parse 000000000.. -' - -test_expect_success 'git log takes only commit-ish' ' - # Likewise. - git log 000000000 -' - -test_expect_success 'git reset takes only commit-ish' ' - # Likewise. - git reset 000000000 -' - -test_expect_success 'first tag' ' - # create one tag 0000000000f8f - git tag -a -m j7cp83um v1.0.0 -' - -test_expect_failure 'two semi-ambiguous commit-ish' ' - # At this point, we have a tag 0000000000f8f that points - # at a commit 0000000000e4f, and a tree and a blob that - # share 0000000000 prefix with these tag and commit. - # - # Once the parser becomes ultra-smart, it could notice that - # 0000000000 before ^{commit} name many different objects, but - # that only two (HEAD and v1.0.0 tag) can be peeled to commit, - # and that peeling them down to commit yield the same commit - # without ambiguity. - git rev-parse --verify 0000000000^{commit} && - - # likewise - git log 0000000000..0000000000 && - git log ..0000000000 && - git log 0000000000.. && - git log 0000000000...0000000000 && - git log ...0000000000 && - git log 0000000000... -' - -test_expect_failure 'three semi-ambiguous tree-ish' ' - # Likewise for tree-ish. HEAD, v1.0.0 and HEAD^{tree} share - # the prefix but peeling them to tree yields the same thing - git rev-parse --verify 0000000000^{tree} -' - -test_expect_success 'parse describe name' ' - # feed an unambiguous describe name - git rev-parse --verify v1.0.0-0-g0000000000e4f && - - # ambiguous at the object name level, but there is only one - # such commit (others are blob, tree and tag) - git rev-parse --verify v1.0.0-0-g000000000 -' - -test_expect_success 'more history' ' - # commit 0000000000043 - git mv a0blgqsjc d12cr3h8t && - echo h62xsjeu >>d12cr3h8t && - git add d12cr3h8t && - - test_tick && - git commit -m czy8f73t && - - # commit 00000000008ec - git mv d12cr3h8t j000jmpzn && - echo j08bekfvt >>j000jmpzn && - git add j000jmpzn && - - test_tick && - git commit -m ioiley5o && - - # commit 0000000005b0 - git checkout v1.0.0^0 && - git mv a0blgqsjc f5518nwu && - - for i in h62xsjeu j08bekfvt kg7xflhm - do - echo $i - done >>f5518nwu && - git add f5518nwu && - - test_tick && - git commit -m b3wettvi && - side=$(git rev-parse HEAD) && - - # commit 000000000066 - git checkout master && - - # If you use recursive, merge will fail and you will need to - # clean up a0blgqsjc as well. If you use resolve, merge will - # succeed. - test_might_fail git merge --no-commit -s recursive $side && - git rm -f f5518nwu j000jmpzn && - - test_might_fail git rm -f a0blgqsjc && - ( - git cat-file blob $side:f5518nwu && - echo j3l0i9s6 - ) >ab2gs879 && - git add ab2gs879 && - - test_tick && - git commit -m ad2uee - -' - -test_expect_failure 'parse describe name taking advantage of generation' ' - # ambiguous at the object name level, but there is only one - # such commit at generation 0 - git rev-parse --verify v1.0.0-0-g000000000 && - - # likewise for generation 2 and 4 - git rev-parse --verify v1.0.0-2-g000000000 && - git rev-parse --verify v1.0.0-4-g000000000 -' - -# Note: because rev-parse does not even try to disambiguate based on -# the generation number, this test currently succeeds for a wrong -# reason. When it learns to use the generation number, the previous -# test should succeed, and also this test should fail because the -# describe name used in the test with generation number can name two -# commits. Make sure that such a future enhancement does not randomly -# pick one. -test_expect_success 'parse describe name not ignoring ambiguity' ' - # ambiguous at the object name level, and there are two such - # commits at generation 1 - test_must_fail git rev-parse --verify v1.0.0-1-g000000000 -' - -test_expect_success 'ambiguous commit-ish' ' - # Now there are many commits that begin with the - # common prefix, none of these should pick one at - # random. They all should result in ambiguity errors. - test_must_fail git rev-parse --verify 00000000^{commit} && - - # likewise - test_must_fail git log 000000000..000000000 && - test_must_fail git log ..000000000 && - test_must_fail git log 000000000.. && - test_must_fail git log 000000000...000000000 && - test_must_fail git log ...000000000 && - test_must_fail git log 000000000... -' - -# There are three objects with this prefix: a blob, a tree, and a tag. We know -# the blob will not pass as a treeish, but the tree and tag should (and thus -# cause an error). -test_expect_success 'ambiguous tags peel to treeish' ' - test_must_fail git rev-parse 0000000000f^{tree} -' - -test_expect_success 'rev-parse --disambiguate' ' - # The test creates 16 objects that share the prefix and two - # commits created by commit-tree in earlier tests share a - # different prefix. - git rev-parse --disambiguate=000000000 >actual && - test $(wc -l <actual) = 16 && - test "$(sed -e "s/^\(.........\).*/\1/" actual | sort -u)" = 000000000 -' - -test_expect_success 'rev-parse --disambiguate drops duplicates' ' - git rev-parse --disambiguate=000000000 >expect && - git pack-objects .git/objects/pack/pack <expect && - git rev-parse --disambiguate=000000000 >actual && - test_cmp expect actual -' - -test_expect_success 'ambiguous 40-hex ref' ' - TREE=$(git mktree </dev/null) && - REF=$(git rev-parse HEAD) && - VAL=$(git commit-tree $TREE </dev/null) && - git update-ref refs/heads/$REF $VAL && - test $(git rev-parse $REF 2>err) = $REF && - grep "refname.*${REF}.*ambiguous" err -' - -test_expect_success 'ambiguous short sha1 ref' ' - TREE=$(git mktree </dev/null) && - REF=$(git rev-parse --short HEAD) && - VAL=$(git commit-tree $TREE </dev/null) && - git update-ref refs/heads/$REF $VAL && - test $(git rev-parse $REF 2>err) = $VAL && - grep "refname.*${REF}.*ambiguous" err -' - -test_expect_success C_LOCALE_OUTPUT 'ambiguity errors are not repeated (raw)' ' - test_must_fail git rev-parse 00000 2>stderr && - grep "is ambiguous" stderr >errors && - test_line_count = 1 errors -' - -test_expect_success C_LOCALE_OUTPUT 'ambiguity errors are not repeated (treeish)' ' - test_must_fail git rev-parse 00000:foo 2>stderr && - grep "is ambiguous" stderr >errors && - test_line_count = 1 errors -' - -test_expect_success C_LOCALE_OUTPUT 'ambiguity errors are not repeated (peel)' ' - test_must_fail git rev-parse 00000^{commit} 2>stderr && - grep "is ambiguous" stderr >errors && - test_line_count = 1 errors -' - -test_expect_success C_LOCALE_OUTPUT 'ambiguity hints' ' - test_must_fail git rev-parse 000000000 2>stderr && - grep ^hint: stderr >hints && - # 16 candidates, plus one intro line - test_line_count = 17 hints -' - -test_expect_success C_LOCALE_OUTPUT 'ambiguity hints respect type' ' - test_must_fail git rev-parse 000000000^{commit} 2>stderr && - grep ^hint: stderr >hints && - # 5 commits, 1 tag (which is a commitish), plus intro line - test_line_count = 7 hints -' - -test_expect_success C_LOCALE_OUTPUT 'failed type-selector still shows hint' ' - # these two blobs share the same prefix "ee3d", but neither - # will pass for a commit - echo 851 | git hash-object --stdin -w && - echo 872 | git hash-object --stdin -w && - test_must_fail git rev-parse ee3d^{commit} 2>stderr && - grep ^hint: stderr >hints && - test_line_count = 3 hints -' - -test_expect_success 'core.disambiguate config can prefer types' ' - # ambiguous between tree and tag - sha1=0000000000f && - test_must_fail git rev-parse $sha1 && - git rev-parse $sha1^{commit} && - git -c core.disambiguate=committish rev-parse $sha1 -' - -test_expect_success 'core.disambiguate does not override context' ' - # treeish ambiguous between tag and tree - test_must_fail \ - git -c core.disambiguate=committish rev-parse $sha1^{tree} -' - -test_expect_success C_LOCALE_OUTPUT 'ambiguous commits are printed by type first, then hash order' ' - test_must_fail git rev-parse 0000 2>stderr && - grep ^hint: stderr >hints && - grep 0000 hints >objects && - cat >expected <<-\EOF && - tag - commit - tree - blob - EOF - awk "{print \$3}" <objects >objects.types && - uniq <objects.types >objects.types.uniq && - test_cmp expected objects.types.uniq && - for type in tag commit tree blob - do - grep $type objects >$type.objects && - sort $type.objects >$type.objects.sorted && - test_cmp $type.objects.sorted $type.objects - done -' - -test_expect_success 'cat-file --batch and --batch-check show ambiguous' ' - echo "0000 ambiguous" >expect && - echo 0000 | git cat-file --batch-check >actual 2>err && - test_cmp expect actual && - test_i18ngrep hint: err && - echo 0000 | git cat-file --batch >actual 2>err && - test_cmp expect actual && - test_i18ngrep hint: err -' - -test_done |