288 lines
6.3 KiB
Bash
Executable File
288 lines
6.3 KiB
Bash
Executable File
#!/bin/sh
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test_description='reftable write options'
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GIT_TEST_DEFAULT_REF_FORMAT=reftable
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export GIT_TEST_DEFAULT_REF_FORMAT
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# Disable auto-compaction for all tests as we explicitly control repacking of
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# refs.
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GIT_TEST_REFTABLE_AUTOCOMPACTION=false
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export GIT_TEST_REFTABLE_AUTOCOMPACTION
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# Block sizes depend on the hash function, so we force SHA1 here.
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GIT_TEST_DEFAULT_HASH=sha1
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export GIT_TEST_DEFAULT_HASH
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# Block sizes also depend on the actual refs we write, so we force "master" to
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# be the default initial branch name.
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GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=master
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export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
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TEST_PASSES_SANITIZE_LEAK=true
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. ./test-lib.sh
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test_expect_success 'default write options' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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git pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 4096
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ref:
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- length: 129
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restarts: 2
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log:
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- length: 262
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restarts: 2
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'disabled reflog writes no log blocks' '
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test_config_global core.logAllRefUpdates false &&
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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git pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 4096
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ref:
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- length: 129
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restarts: 2
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'many refs results in multiple blocks' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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for i in $(test_seq 200)
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do
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printf "update refs/heads/branch-%d HEAD\n" "$i" ||
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return 1
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done >input &&
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git update-ref --stdin <input &&
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git pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 4096
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ref:
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- length: 4049
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restarts: 11
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- length: 1136
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restarts: 3
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log:
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- length: 4041
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restarts: 4
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- length: 4015
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restarts: 3
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- length: 4014
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restarts: 3
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- length: 4012
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restarts: 3
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- length: 3289
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restarts: 3
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'tiny block size leads to error' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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cat >expect <<-EOF &&
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error: unable to compact stack: entry too large
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EOF
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test_must_fail git -c reftable.blockSize=50 pack-refs 2>err &&
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test_cmp expect err
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)
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'
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test_expect_success 'small block size leads to multiple ref blocks' '
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test_config_global core.logAllRefUpdates false &&
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit A &&
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test_commit B &&
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git -c reftable.blockSize=100 pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 100
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ref:
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- length: 53
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restarts: 1
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- length: 74
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restarts: 1
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- length: 38
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restarts: 1
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'small block size fails with large reflog message' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit A &&
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perl -e "print \"a\" x 500" >logmsg &&
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cat >expect <<-EOF &&
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fatal: update_ref failed for ref ${SQ}refs/heads/logme${SQ}: reftable: transaction failure: entry too large
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EOF
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test_must_fail git -c reftable.blockSize=100 \
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update-ref -m "$(cat logmsg)" refs/heads/logme HEAD 2>err &&
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test_cmp expect err
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)
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'
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test_expect_success 'block size exceeding maximum supported size' '
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test_config_global core.logAllRefUpdates false &&
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit A &&
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test_commit B &&
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cat >expect <<-EOF &&
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fatal: reftable block size cannot exceed 16MB
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EOF
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test_must_fail git -c reftable.blockSize=16777216 pack-refs 2>err &&
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test_cmp expect err
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)
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'
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test_expect_success 'restart interval at every single record' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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for i in $(test_seq 10)
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do
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printf "update refs/heads/branch-%d HEAD\n" "$i" ||
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return 1
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done >input &&
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git update-ref --stdin <input &&
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git -c reftable.restartInterval=1 pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 4096
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ref:
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- length: 566
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restarts: 13
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log:
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- length: 1393
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restarts: 12
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'restart interval exceeding maximum supported interval' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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cat >expect <<-EOF &&
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fatal: reftable block size cannot exceed 65535
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EOF
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test_must_fail git -c reftable.restartInterval=65536 pack-refs 2>err &&
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test_cmp expect err
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)
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'
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test_expect_success 'object index gets written by default with ref index' '
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test_config_global core.logAllRefUpdates false &&
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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for i in $(test_seq 5)
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do
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printf "update refs/heads/branch-%d HEAD\n" "$i" ||
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return 1
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done >input &&
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git update-ref --stdin <input &&
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git -c reftable.blockSize=100 pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 100
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ref:
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- length: 53
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restarts: 1
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- length: 95
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restarts: 1
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- length: 71
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restarts: 1
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- length: 80
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restarts: 1
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obj:
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- length: 11
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restarts: 1
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'object index can be disabled' '
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test_config_global core.logAllRefUpdates false &&
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit initial &&
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for i in $(test_seq 5)
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do
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printf "update refs/heads/branch-%d HEAD\n" "$i" ||
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return 1
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done >input &&
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git update-ref --stdin <input &&
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git -c reftable.blockSize=100 -c reftable.indexObjects=false pack-refs &&
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cat >expect <<-EOF &&
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header:
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block_size: 100
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ref:
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- length: 53
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restarts: 1
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- length: 95
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restarts: 1
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- length: 71
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restarts: 1
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- length: 80
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restarts: 1
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EOF
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test-tool dump-reftable -b .git/reftable/*.ref >actual &&
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test_cmp expect actual
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)
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'
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test_done
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