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#!/usr/bin/env bats
# tests/unit/adopt.bats — Non-destructive adoption merge tests
setup() {
export JOSH_SYNC_ROOT="$(cd "$BATS_TEST_DIRNAME/../.." && pwd)"
source "$JOSH_SYNC_ROOT/lib/core.sh"
source "$JOSH_SYNC_ROOT/lib/adopt.sh"
TEST_ROOT="$(mktemp -d)"
export BOT_NAME="test-bot"
export BOT_EMAIL="test-bot@test.local"
export BOT_TRAILER="Josh-Sync-Origin"
export JOSH_SYNC_TARGET_NAME="example"
export SYNC_BRANCH_MONO="main"
export SYNC_BRANCH_SUBREPO="main"
}
teardown() {
rm -rf "$TEST_ROOT"
}
make_bare_repo() {
local name="$1"
local content="$2"
local message="$3"
local work="${TEST_ROOT}/${name}-work"
local bare="${TEST_ROOT}/${name}.git"
git init "$work" >/dev/null
git -C "$work" checkout -b main >/dev/null
git -C "$work" config user.name "Test User"
git -C "$work" config user.email "test@test.local"
printf '%s\n' "$content" > "${work}/README.md"
git -C "$work" add README.md
git -C "$work" commit -m "$message" >/dev/null
git init --bare "$bare" >/dev/null
git -C "$work" remote add origin "$bare"
git -C "$work" push origin main >/dev/null
printf '%s\n' "$bare"
}
subrepo_auth_url() {
printf '%s\n' "$SUBREPO_BARE"
}
josh_auth_url() {
printf '%s\n' "$JOSH_BARE"
}
@test "adopt_branch creates merge with josh head first parent and subrepo head second parent" {
SUBREPO_BARE="$(make_bare_repo subrepo "same tree" "subrepo history")"
JOSH_BARE="$(make_bare_repo josh "same tree" "josh filtered history")"
local old_subrepo_head josh_head josh_tree result adopt_head
old_subrepo_head=$(git --git-dir="$SUBREPO_BARE" rev-parse main)
josh_head=$(git --git-dir="$JOSH_BARE" rev-parse main)
josh_tree=$(git --git-dir="$JOSH_BARE" rev-parse 'main^{tree}')
result=$(adopt_branch)
[ "$result" = "adopted" ]
adopt_head=$(git --git-dir="$SUBREPO_BARE" rev-parse main)
[ "$adopt_head" != "$old_subrepo_head" ]
[ "$(git --git-dir="$SUBREPO_BARE" rev-parse 'main^1')" = "$josh_head" ]
[ "$(git --git-dir="$SUBREPO_BARE" rev-parse 'main^2')" = "$old_subrepo_head" ]
[ "$(git --git-dir="$SUBREPO_BARE" rev-parse 'main^{tree}')" = "$josh_tree" ]
}
@test "adopt_branch aborts when trees differ and leaves subrepo head unchanged" {
SUBREPO_BARE="$(make_bare_repo subrepo "subrepo tree" "subrepo history")"
JOSH_BARE="$(make_bare_repo josh "josh tree" "josh filtered history")"
local old_subrepo_head result
old_subrepo_head=$(git --git-dir="$SUBREPO_BARE" rev-parse main)
result=$(adopt_branch)
[ "$result" = "tree-mismatch" ]
[ "$(git --git-dir="$SUBREPO_BARE" rev-parse main)" = "$old_subrepo_head" ]
}
@test "adopt_branch reports missing subrepo branch before cloning" {
SUBREPO_BARE="$(make_bare_repo subrepo "same tree" "subrepo history")"
JOSH_BARE="$(make_bare_repo josh "same tree" "josh filtered history")"
export SYNC_BRANCH_SUBREPO="missing"
local result
result=$(adopt_branch)
[ "$result" = "missing-branch" ]
}