#!/bin/sh
# script/test: run the test suite. Testing is a phase of the Dockerfile
# and this builds that phase alone, on the same terms as script/lint:
# --target because a phase that is not the last stage is built only when
# named, --no-cache because a cached test layer is a test that did not
# run, and a tag so each build replaces the previous image.
set -eu

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd -P)"
ROOT="$(cd "$SCRIPT_DIR/.." && pwd -P)"

main() {
    cd "$ROOT"
    # The tag gets its own line: a failing command substitution inside
    # an argument does not trip `set -e`, so the inline form degrades
    # silently to an empty constant.
    tag="$("$SCRIPT_DIR/projectname")"
    docker build --no-cache \
        --target test \
        -t "$tag-test" .
}

main "$@"