package jnpf.dmsEntity.preview.enums;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

class DmsWatermarkTargetTypeTest {

    @Test
    void classifiesWatermarkTargetExtensionsCaseInsensitively() {
        assertEquals(DmsWatermarkTargetType.DOCX,
                DmsWatermarkTargetType.fromFileName("manual.DOCX"));
        assertEquals(DmsWatermarkTargetType.PDF,
                DmsWatermarkTargetType.fromFileName("manual.PDF"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.fromFileName("diagram.bmp"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.fromFileName("animation.GIF"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.fromFileName("photo.jpeg"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.fromFileName("photo.JPG"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.fromFileName("diagram.png"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.fromFileName("diagram.webp"));
    }

    @Test
    void fallsBackToMimeTypeWhenTheFileNameHasNoExtension() {
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.from("diagram", "image/png"));
        assertEquals(DmsWatermarkTargetType.IMAGE,
                DmsWatermarkTargetType.from("diagram", "image/png; charset=binary"));
        assertEquals(DmsWatermarkTargetType.DOCX, DmsWatermarkTargetType.from("manual",
                "application/vnd.openxmlformats-officedocument.wordprocessingml.document"));
        assertEquals(DmsWatermarkTargetType.PDF,
                DmsWatermarkTargetType.from("manual", "application/pdf; charset=binary"));
    }

    @Test
    void rejectsMissingAndUnsupportedFileExtensions() {
        assertEquals(DmsWatermarkTargetType.UNSUPPORTED,
                DmsWatermarkTargetType.fromFileName("manual"));
        assertEquals(DmsWatermarkTargetType.UNSUPPORTED,
                DmsWatermarkTargetType.fromFileName(null));
    }
}