#!/usr/bin/env bats

load 'libs/bats-support/load'
load 'libs/bats-assert/load'
load 'helpers/common'

SCRIPT="$REPO_ROOT/images_resize.sh"

setup() {
    setup_mock_env
}

teardown() {
    teardown_mock_env
}

@test "skips JPEG that already has the processing comment" {
    cp "$FIXTURES/processed.jpg" "$TEST_WORKDIR/img.jpg"
    run bash -c "cd '$TEST_WORKDIR' && '$SCRIPT'"
    assert_success
    assert_output --partial "Skipping"
    assert_output --partial "already processed"
}

@test "processes JPEG without the comment and embeds it" {
    cp "$FIXTURES/unprocessed.jpg" "$TEST_WORKDIR/img.jpg"
    run bash -c "cd '$TEST_WORKDIR' && '$SCRIPT'"
    assert_success
    assert_output --partial "Resized"
    local comment
    comment=$(identify -format "%c" "$TEST_WORKDIR/img.jpg")
    assert_equal "$comment" "magick:resize=8mp,quality=85,sampling=4:2:0"
}

@test "re-running skips a JPEG that was just processed" {
    cp "$FIXTURES/unprocessed.jpg" "$TEST_WORKDIR/img.jpg"
    bash -c "cd '$TEST_WORKDIR' && '$SCRIPT'" >/dev/null 2>&1
    run bash -c "cd '$TEST_WORKDIR' && '$SCRIPT'"
    assert_success
    assert_output --partial "Skipping"
}

@test "processes only JPEGs, ignores other file types" {
    cp "$FIXTURES/unprocessed.jpg" "$TEST_WORKDIR/img.jpg"
    echo "not an image" > "$TEST_WORKDIR/readme.txt"
    run bash -c "cd '$TEST_WORKDIR' && '$SCRIPT'"
    assert_success
    assert_output --partial "Resized"
    refute_output --partial "readme.txt"
}