/*
    * Licensed to the Apache Software Foundation (ASF) under one or more
    * contributor license agreements.  See the NOTICE file distributed with
    * this work for additional information regarding copyright ownership.
    * The ASF licenses this file to You under the Apache License, Version 2.0
    * (the "License"); you may not use this file except in compliance with
    * the License.  You may obtain a copy of the License at
    *
    *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.apache.juneau.common.internal;
  
  import static org.junit.jupiter.api.Assertions.*;
  
  import java.io.*;
  import java.nio.charset.*;
  import java.nio.file.*;
  import java.util.*;
  
  import org.apache.juneau.*;
  import org.apache.juneau.common.utils.*;
  import org.junit.jupiter.api.*;
  /**
   * Tests {@link PathReaderBuilder}.
   */
  class PathReaderBuilderTest extends TestBase {
  
  	private static final Path PATH = Paths.get("src/test/resources/files/Test3.properties");
  
  	@Test void a01_allowNoFile() throws IOException {
  		final var p = new Properties();
  		try (Reader r = PathReaderBuilder.create().allowNoFile().build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertNull(p.get("file"));
  		p.clear();
  		try (Reader r = PathReaderBuilder.create().allowNoFile().path("this file does not exist, at all.").build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertNull(p.get("file"));
  	}
  
  	@Test void a02_allowNoFileException() {
  		assertThrows(IllegalStateException.class, () -> PathReaderBuilder.create().build());  // NOSONAR
  		assertThrows(NoSuchFileException.class, () -> PathReaderBuilder.create().path("this file does not exist, at all.").build());
  	}
  
  	@Test void a03_charsetCharset() throws IOException {
  		final var p = new Properties();
  		try (Reader r = PathReaderBuilder.create().path(PATH).charset(StandardCharsets.UTF_8).build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertEquals("files/Test3.properties", p.get("file"));
  		p.clear();
  		try (Reader r = PathReaderBuilder.create().path(PATH).charset((Charset) null).build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertEquals("files/Test3.properties", p.get("file"));
  	}
  
  	@Test void a04_charsetString() throws IOException {
  		final var p = new Properties();
  		try (Reader r = PathReaderBuilder.create().path(PATH).charset(StandardCharsets.UTF_8.name()).build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertEquals("files/Test3.properties", p.get("file"));
  		p.clear();
  		try (Reader r = PathReaderBuilder.create().path(PATH).charset((String) null).build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertEquals("files/Test3.properties", p.get("file"));
  	}
  
  	@Test void a05_create() throws IOException {
  		final var p = new Properties();
  		try (Reader r = PathReaderBuilder.create(PATH).build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertEquals("files/Test3.properties", p.get("file"));
  	}
  
  	@Test void a06_pathPath() throws IOException {
  		final var p = new Properties();
  		try (Reader r = PathReaderBuilder.create().path(PATH).build()) {
  			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
  		}
  		assertEquals("files/Test3.properties", p.get("file"));
  	}
  
  	@Test void a07_pathString() throws IOException {
  		final var p = new Properties();
  		try (Reader r = PathReaderBuilder.create().path(PATH.toString()).build()) {
 			p.load(new StringReader(IOUtils.read(r, Files.size(PATH))));
 		}
 		assertEquals("files/Test3.properties", p.get("file"));
 	}
 }