Simon Hunt | f59d36b | 2016-10-04 19:05:53 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.net.config.basics; |
| 18 | |
| 19 | import com.fasterxml.jackson.databind.JsonNode; |
| 20 | import com.fasterxml.jackson.databind.ObjectMapper; |
| 21 | import org.onosproject.net.DeviceId; |
| 22 | import org.onosproject.net.config.ConfigApplyDelegate; |
| 23 | |
| 24 | import java.io.IOException; |
| 25 | import java.io.InputStream; |
| 26 | |
| 27 | import static org.junit.Assert.fail; |
| 28 | |
| 29 | /** |
| 30 | * Abstract superclass for config tests. |
| 31 | */ |
| 32 | abstract class AbstractConfigTest { |
| 33 | |
| 34 | private static final String D_PREFIX = "of:00000000000000"; |
| 35 | |
| 36 | /** |
| 37 | * Shared object mapper. |
| 38 | */ |
| 39 | final ObjectMapper mapper = new ObjectMapper(); |
| 40 | |
| 41 | /** |
| 42 | * Shared null-delegate. |
| 43 | */ |
| 44 | final ConfigApplyDelegate delegate = config -> { |
| 45 | }; |
| 46 | |
| 47 | /** |
| 48 | * Prints the given format string with parameter replacement to stdout. |
| 49 | * |
| 50 | * @param fmt format string |
| 51 | * @param params parameters |
| 52 | * @see String#format(String, Object...) |
| 53 | */ |
| 54 | static void print(String fmt, Object... params) { |
| 55 | System.out.println(String.format(fmt, params)); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Prints the given object's string representation to stdout. |
| 60 | * |
| 61 | * @param o the object to print |
| 62 | */ |
| 63 | static void print(Object o) { |
| 64 | print("%s", o); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Reads in and parses the specified JSON file, returning a JSON node |
| 69 | * representation of the data. Note that if an error occurs while |
| 70 | * attempting to read the file, {@link org.junit.Assert#fail()} will be |
| 71 | * called. |
| 72 | * |
| 73 | * @param path JSON file path |
| 74 | * @return data represented as a JSON node |
| 75 | */ |
| 76 | JsonNode getTestJson(String path) { |
| 77 | try { |
| 78 | InputStream is = AbstractConfigTest.class.getResourceAsStream(path); |
| 79 | return mapper.readTree(is); |
| 80 | |
| 81 | } catch (IOException e) { |
| 82 | fail("Could not read json from: " + path + ": " + e.getMessage()); |
| 83 | } |
| 84 | return null; |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Returns a device identifier from a given string suffix. |
| 89 | * |
| 90 | * @param suffix two character suffix |
| 91 | * @return device identifier |
| 92 | */ |
| 93 | static DeviceId dstr(String suffix) { |
| 94 | return DeviceId.deviceId(D_PREFIX + suffix); |
| 95 | } |
| 96 | } |