test: added a test for loading a .tmx map with an error

Author: AlmasB

fxgl-entity/src/test/kotlin/com/almasb/fxgl/entity/level/tiled/TMXLevelLoaderTest.kt

@@ -8,6 +8,7 @@ package com.almasb.fxgl.entity.level.tiled
 
 import com.almasb.fxgl.entity.*
 import com.almasb.fxgl.entity.components.IDComponent
+import com.almasb.fxgl.entity.level.LevelLoadingException
 import com.almasb.fxgl.test.RunWithFX
 import javafx.geometry.Point2D
 import javafx.scene.image.ImageView
@@ -17,8 +18,7 @@ import javafx.scene.shape.Polyline
 import org.hamcrest.CoreMatchers.`is`
 import org.hamcrest.CoreMatchers.not
 import org.hamcrest.MatcherAssert.assertThat
-import org.junit.jupiter.api.Assertions.assertFalse
-import org.junit.jupiter.api.Assertions.assertTrue
+import org.junit.jupiter.api.Assertions.*
 import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.extension.ExtendWith
 import org.junit.jupiter.params.ParameterizedTest
@@ -207,6 +207,18 @@ class TMXLevelLoaderTest {
         assertThat(level.entities.size, `is`(2))
     }
 
+    @Test
+    fun `Load a map with an error`() {
+        val world = GameWorld()
+
+        val e = assertThrows(LevelLoadingException::class.java) {
+            TMXLevelLoader().load(javaClass.getResource("map_with_error.tmx"), world)
+        }
+
+        assertNotNull(e.message)
+        assertTrue(e.message!!.isNotEmpty())
+    }
+
     @ParameterizedTest
     @CsvSource("sewers_v1_1_2.tmx", "sewers_v1_2_3.tmx", "sewers_v1_9_0.tmx")
     fun parse(mapName: String) {

fxgl-entity/src/test/resources/com/almasb/fxgl/entity/level/tiled/map_with_error.tmx

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.9" tiledversion="1.9.0" orientation="orthogonal" renderorder="right-down" width="64" height="64" tilewidth="24" tileheight="24" infinite="0" nextlayerid="5" nextobjectid="7">
+ <tileset firstgid="1" name="sewer_tileset" tilewidth="24" tileheight="24" tilecount="72" columns="8">
+  <image source="sewer_tileset.png" trans="ff00ff" width="192" height="217"/>
+ </tileset>
+ <layer id="1" name="Bottom" width="64" height="64">
+  <data encoding="base64" compression="zlib">
+   eJztmN1qwkAQRpfeabWgFaHqja1af97D93+kjpiBZdikmwTd7Ho+OFCMRc+E4Vszdc59CN8VE2HqvfYjbCq25rp/LfSetvjfw372f3SN/Vz84/13wlnYV9z+PmTuvxDehGWEf4n3fySMhfce/jrDtujMU/rPhLnw2cNfZxjit+Gazlz36pLA39LFX2focwy8ZgnNPDf/k7vfuz60ue9D679UDMX/S1gJ6xf13wb+b8j+tnf69r/uf5cdTuHv905M//vzKWH//d6J6X9/PiXsf13v1fXfbT7Xaj4l7H+bLrbdHtrx3PY/xa7ijz/++fhrp1me3XGp/LXTmroxNY/2t8+0Svn9F+tvn2mVcv6N9bfPtOrOv6X667l37prPvyX61z3TevYZN5V/DuCPP/74448//vjjjz/++OOPP/74448//vjjjz8hhBBCCCGEkNfLHzZhCrU=
+  </data>
+ </layer>
+ <layer id="2" name="Top" width="64" height="64" opacity="0.49">
+  <data encoding="base64" compression="zlib">
+   eJzt1zEOwjAQRFEXhCrJVVKEQIHouP+Z2CK+AhPJ70lfbsfltnYtz