92 lines
1.8 KiB
Bash
92 lines
1.8 KiB
Bash
# Interoperability testing framework. Each script should source
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# this after setting default $VERSION_A and $VERSION_B variables.
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. ../../GIT-BUILD-OPTIONS
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INTEROP_ROOT=$(pwd)
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BUILD_ROOT=$INTEROP_ROOT/build
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build_version () {
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if test -z "$1"
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then
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echo >&2 "error: test script did not set default versions"
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return 1
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fi
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if test "$1" = "."
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then
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git rev-parse --show-toplevel
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return 0
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fi
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sha1=$(git rev-parse "$1^{tree}") || return 1
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dir=$BUILD_ROOT/$sha1
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if test -e "$dir/.built"
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then
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echo "$dir"
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return 0
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fi
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echo >&2 "==> Building $1..."
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mkdir -p "$dir" || return 1
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(cd "$(git rev-parse --show-cdup)" && git archive --format=tar "$sha1") |
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(cd "$dir" && tar x) ||
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return 1
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for config in config.mak config.mak.autogen config.status
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do
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if test -e "$INTEROP_ROOT/../../$config"
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then
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cp "$INTEROP_ROOT/../../$config" "$dir/" || return 1
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fi
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done
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(
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cd "$dir" &&
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make $GIT_INTEROP_MAKE_OPTS >&2 &&
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touch .built
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) || return 1
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echo "$dir"
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}
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# Old versions of git don't have bin-wrappers, so let's give a rough emulation.
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wrap_git () {
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write_script "$1" <<-EOF
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GIT_EXEC_PATH="$2"
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export GIT_EXEC_PATH
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PATH="$2:\$PATH"
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export GIT_EXEC_PATH
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exec git "\$@"
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EOF
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}
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generate_wrappers () {
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mkdir -p .bin &&
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wrap_git .bin/git.a "$DIR_A" &&
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wrap_git .bin/git.b "$DIR_B" &&
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write_script .bin/git <<-\EOF &&
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echo >&2 fatal: test tried to run generic git
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exit 1
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EOF
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PATH=$(pwd)/.bin:$PATH
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}
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VERSION_A=${GIT_TEST_VERSION_A:-$VERSION_A}
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VERSION_B=${GIT_TEST_VERSION_B:-$VERSION_B}
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if ! DIR_A=$(build_version "$VERSION_A") ||
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! DIR_B=$(build_version "$VERSION_B")
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then
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echo >&2 "fatal: unable to build git versions"
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exit 1
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fi
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TEST_DIRECTORY=$INTEROP_ROOT/..
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TEST_OUTPUT_DIRECTORY=$INTEROP_ROOT
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TEST_NO_CREATE_REPO=t
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. "$TEST_DIRECTORY"/test-lib.sh
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generate_wrappers || die "unable to set up interop test environment"
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