#!/usr/bin/env bats

REPO_ROOT="$(cd "$(dirname "$BATS_TEST_FILENAME")/.." && pwd)"
RUN_TESTS="$REPO_ROOT/tests/run-tests.sh"

setup() {
  SCRATCH="$(mktemp -d)"
}

teardown() {
  rm -rf "$SCRATCH"
}

# --- Tracer bullet ---

@test "exits 0 when all test scripts pass" {
  mkdir -p "$SCRATCH/tests"
  printf '#!/usr/bin/env bash\necho "ok"\n' > "$SCRATCH/tests/test-one.sh"
  chmod +x "$SCRATCH/tests/test-one.sh"
  TEST_DIR="$SCRATCH" run bash "$RUN_TESTS"
  [ "$status" -eq 0 ]
}

# --- Failure detection ---

@test "exits non-zero when a test script fails" {
  mkdir -p "$SCRATCH/tests"
  printf '#!/usr/bin/env bash\nexit 1\n' > "$SCRATCH/tests/test-bad.sh"
  chmod +x "$SCRATCH/tests/test-bad.sh"
  TEST_DIR="$SCRATCH" run bash "$RUN_TESTS"
  [ "$status" -ne 0 ]
}

@test "reports the name of the failing script" {
  mkdir -p "$SCRATCH/tests"
  printf '#!/usr/bin/env bash\nexit 1\n' > "$SCRATCH/tests/test-bad.sh"
  chmod +x "$SCRATCH/tests/test-bad.sh"
  TEST_DIR="$SCRATCH" run bash "$RUN_TESTS"
  [[ "$output" == *"test-bad.sh"* ]]
}

# --- Subdirectory discovery ---

@test "discovers test scripts in subdirectories" {
  mkdir -p "$SCRATCH/plugins/myplugin"
  printf '#!/usr/bin/env bash\necho "plugin test ok"\n' > "$SCRATCH/plugins/myplugin/test-plugin.sh"
  chmod +x "$SCRATCH/plugins/myplugin/test-plugin.sh"
  TEST_DIR="$SCRATCH" run bash "$RUN_TESTS"
  [ "$status" -eq 0 ]
  [[ "$output" == *"test-plugin.sh"* ]]
}

@test "does not pick up scripts not named test-*.sh" {
  mkdir -p "$SCRATCH/tests"
  printf '#!/usr/bin/env bash\nexit 1\n' > "$SCRATCH/tests/run-bats.sh"
  chmod +x "$SCRATCH/tests/run-bats.sh"
  TEST_DIR="$SCRATCH" run bash "$RUN_TESTS"
  [ "$status" -eq 0 ]
}

# --- Bats integration ---

@test "runs the bats suite when no TEST_DIR override is set" {
  run bash "$RUN_TESTS" --bats-only
  [ "$status" -eq 0 ]
}