src/test/java/org/onap/aai/sparky/util/TreeWalkerTest.java

   1 /*
   2 * ============LICENSE_START=======================================================
   3 * SPARKY (AAI UI service)
   4 * ================================================================================
   5 * Copyright © 2017 AT&T Intellectual Property.
   6 * Copyright © 2017 Amdocs
   7 * All rights reserved.
   8 * ================================================================================
   9 * Licensed under the Apache License, Version 2.0 (the "License");
  10 * you may not use this file except in compliance with the License.
  11 * You may obtain a copy of the License at
  12 *
  13 *      http://www.apache.org/licenses/LICENSE-2.0
  14 *
  15 * Unless required by applicable law or agreed to in writing, software
  16 * distributed under the License is distributed on an "AS IS" BASIS,
  17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18 * See the License for the specific language governing permissions and
  19 * limitations under the License.
  20 * ============LICENSE_END=========================================================
  21 *
  22 * ECOMP and OpenECOMP are trademarks
  23 * and service marks of AT&T Intellectual Property.
  24 */
  25
  26 package org.onap.aai.sparky.util;
  27
  28 import static org.junit.Assert.assertEquals;
  29 import static org.junit.Assert.assertNotNull;
  30 import static org.junit.Assert.assertNull;
  31 import static org.junit.Assert.assertTrue;
  32
  33 import java.io.IOException;
  34 import java.util.ArrayList;
  35 import java.util.List;
  36
  37 import org.junit.Before;
  38 import org.junit.Test;
  39 import org.onap.aai.sparky.util.NodeUtils;
  40 import org.onap.aai.sparky.util.TreeWalker;
  41
  42 import com.fasterxml.jackson.core.JsonProcessingException;
  43 import com.fasterxml.jackson.databind.JsonNode;
  44 import com.fasterxml.jackson.databind.ObjectMapper;
  45
  46 import ch.qos.logback.classic.Level;
  47
  48 /**
  49  * The Class TreeWalkerTest.
  50  */
  51 public class TreeWalkerTest {
  52
  53
  54   /**
  55    * Inits the.
  56    *
  57    * @throws Exception the exception
  58    */
  59   @Before
  60   public void init() throws Exception {
  61   }
  62
  63   /**
  64    * Validate json node conversion null input.
  65    */
  66   @Test
  67   public void validateJsonNodeConversionNullInput() {
  68
  69     TreeWalker walker = new TreeWalker();
  70
  71     try {
  72       JsonNode convertedNode = walker.convertJsonToNode(null);
  73       assertNull("Converted node should have be null", convertedNode);
  74
  75     } catch (JsonProcessingException exc) {
  76       // expected
  77     } catch (IOException exc) {
  78       // expeted
  79     }
  80
  81   }
  82
  83   /**
  84    * Validate json node conversion empty non json input.
  85    */
  86   @Test
  87   public void validateJsonNodeConversionEmptyNonJsonInput() {
  88
  89     TreeWalker walker = new TreeWalker();
  90
  91     try {
  92       JsonNode convertedNode = walker.convertJsonToNode("");
  93       assertNull("Converted node should have be null", convertedNode);
  94
  95     } catch (JsonProcessingException exc) {
  96       // expected
  97     } catch (IOException exc) {
  98       // expeted
  99     }
 100
 101   }
 102
 103   /**
 104    * Validate json node conversion empty json input.
 105    */
 106   @Test
 107   public void validateJsonNodeConversionEmptyJsonInput() {
 108
 109     TreeWalker walker = new TreeWalker();
 110
 111     try {
 112       JsonNode convertedNode = walker.convertJsonToNode("{}");
 113       assertNotNull("Converted node should not be null", convertedNode);
 114
 115       ObjectMapper objectMapper = new ObjectMapper();
 116       String convertedNodeAsStr = objectMapper.writeValueAsString(convertedNode);
 117
 118       assertEquals("{}", convertedNodeAsStr);
 119
 120     } catch (JsonProcessingException exc) {
 121       // expected
 122     } catch (IOException exc) {
 123       // expeted
 124     }
 125
 126   }
 127
 128   /**
 129    * Validate walk tree null input.
 130    */
 131   @Test
 132   public void validateWalkTreeNullInput() {
 133
 134     TreeWalker walker = new TreeWalker();
 135
 136     List<String> paths = new ArrayList<String>();
 137     walker.walkTree(paths, null);
 138     assertEquals(0, paths.size());
 139
 140   }
 141
 142   /**
 143    * Validate walk tree empty node.
 144    */
 145   @Test
 146   public void validateWalkTreeEmptyNode() {
 147
 148     try {
 149       TreeWalker walker = new TreeWalker();
 150       List<String> paths = new ArrayList<String>();
 151       walker.walkTree(paths, walker.convertJsonToNode("{}"));
 152       assertEquals(0, paths.size());
 153     } catch (JsonProcessingException exc) {
 154       // expected
 155     } catch (IOException exc) {
 156       // expected
 157     }
 158
 159   }
 160
 161   /**
 162    * Validate walk tree one parent node.
 163    */
 164   @Test
 165   public void validateWalkTreeOneParentNode() {
 166
 167     try {
 168       TreeWalker walker = new TreeWalker();
 169       List<String> paths = new ArrayList<String>();
 170       walker.walkTree(paths, walker.convertJsonToNode("{ \"root\" : { } }"));
 171       assertEquals(1, paths.size());
 172     } catch (JsonProcessingException exc) {
 173       // expected
 174     } catch (IOException exc) {
 175       // expected
 176     }
 177
 178   }
 179
 180   /**
 181    * Validate walk tree one parent node with object array.
 182    */
 183   @Test
 184   public void validateWalkTreeOneParentNodeWithObjectArray() {
 185
 186     try {
 187       String jsonStr =
 188           "{\"Employee\":[{\"id\":\"101\",\"name\":\"Pushkar\",\"salary\":\"5000\"},"
 189           + "{\"id\":\"102\",\"name\":\"Rahul\",\"salary\":\"4000\"},"
 190           + "{\"id\":\"103\",\"name\":\"tanveer\",\"salary\":\"56678\"}]}";
 191       TreeWalker walker = new TreeWalker();
 192       List<String> paths = new ArrayList<String>();
 193       walker.walkTree(paths, walker.convertJsonToNode(jsonStr));
 194       assertEquals(9, paths.size());
 195     } catch (JsonProcessingException exc) {
 196       // expected
 197     } catch (IOException exc) {
 198       // expected
 199     }
 200
 201   }
 202
 203   /**
 204    * Validate walk tree one parent node with value array.
 205    */
 206   @Test
 207   public void validateWalkTreeOneParentNodeWithValueArray() {
 208
 209     try {
 210       String jsonStr = "{ \"colors\" : [ \"yellow\", \"blue\", \"red\" ] }";
 211       TreeWalker walker = new TreeWalker();
 212       List<String> paths = new ArrayList<String>();
 213       walker.walkTree(paths, walker.convertJsonToNode(jsonStr));
 214
 215       assertEquals(3, paths.size());
 216     } catch (JsonProcessingException exc) {
 217       // expected
 218     } catch (IOException exc) {
 219       // expected
 220     }
 221
 222   }
 223
 224   /**
 225    * Test walk for complex entity type aai entity node descriptors.
 226    */
 227   @Test
 228   public void testWalkForComplexEntityType_AaiEntityNodeDescriptors() {
 229
 230     try {
 231       String jsonStr =
 232           "{    \"generalNodeClass\": {        \"class\": \"aai-entity-node general-node\","
 233           + "        \"visualElements\": [            {                \"type\": \"circle\","
 234           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 235           + "                    \"r\": \"20\"                }            },            {"
 236           + "                \"type\": \"circle\",                \"class\": \"inner\",     "
 237           + "           \"svgAttributes\": {                    \"r\": \"10\"                "
 238           + "}            },            {                \"type\": \"text\",                "
 239           + "\"class\": \"id-type-label\",                \"displayKey\": \"itemType\",       "
 240           + "         \"shapeAttributes\": {                    \"offset\": {                 "
 241           + "       \"x\": \"0\",                        \"y\": \"30\"                    }  "
 242           + "              }            },            {                \"type\": \"text\",    "
 243           + "            \"class\": \"id-value-label\",                \"displayKey\":"
 244           + " \"itemNameValue\",                \"shapeAttributes\": {                   "
 245           + " \"offset\": {                        \"x\": \"0\",                       "
 246           + " \"y\": \"40\"                    }                }            }        ] "
 247           + "   },    \"searchedNodeClass\": {        \"class\": \"aai-entity-node search-node\","
 248           + "        \"visualElements\": [            {                \"type\": \"circle\","
 249           + "                \"class\": \"outer\",                \"svgAttributes\": { "
 250           + "                   \"r\": \"20\"                }            },            { "
 251           + "               \"type\": \"circle\",                \"class\": \"inner\",     "
 252           + "           \"svgAttributes\": {                    \"r\": \"10\"                }"
 253           + "            },            {                \"type\": \"text\",                "
 254           + "\"class\": \"id-type-label\",                \"displayKey\": \"itemType\",     "
 255           + "           \"shapeAttributes\": {                    \"offset\": {             "
 256           + "           \"x\": \"0\",                        \"y\": \"30\"                    }"
 257           + "                }            },            {                \"type\": \"text\", "
 258           + "               \"class\": \"id-value-label\",                "
 259           + "\"displayKey\": \"itemNameValue\",                \"shapeAttributes\": {"
 260           + "                    \"offset\": {                        \"x\": \"0\","
 261           + "                        \"y\": \"40\"                    }                }"
 262           + "            }        ]    },    \"selectedSearchedNodeClass\": {        "
 263           + "\"class\": \"aai-entity-node selected-search-node\",        \"visualElements\": ["
 264           + "            {                \"type\": \"circle\",                "
 265           + "\"class\": \"outer\",                \"svgAttributes\": {"
 266           + "                    \"r\": \"20\"                }            },            {"
 267           + "                \"type\": \"circle\",                \"class\": \"inner\","
 268           + "                \"svgAttributes\": {                    \"r\": \"10\"     "
 269           + "           }            },            {                \"type\": \"text\",     "
 270           + "           \"class\": \"id-type-label\",                \"displayKey\": \"itemType\","
 271           + "                \"shapeAttributes\": {                    \"offset\": {"
 272           + "                        \"x\": \"0\",                        \"y\": \"30\""
 273           + "                   }                }            },            {          "
 274           + "      \"type\": \"text\",                \"class\": \"id-value-label\",     "
 275           + "           \"displayKey\": \"itemNameValue\",                \"shapeAttributes\": {"
 276           + "                    \"offset\": {                        \"x\": \"0\",           "
 277           + "             \"y\": \"40\"                    }                }            }        ]"
 278           + "    },    \"selectedNodeClass\": {        \"class\":"
 279           + " \"aai-entity-node selected-node\","
 280           + "        \"visualElements\": [            {                \"type\": \"circle\","
 281           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 282           + "                    \"r\": \"20\"                }            },            {"
 283           + "                \"type\": \"circle\",                \"class\": \"inner\","
 284           + "                \"svgAttributes\": {                    \"r\": \"10\"    "
 285           + "            }            },            {                \"type\": \"text\",    "
 286           + "            \"class\": \"id-type-label\",                \"displayKey\": \"itemType\","
 287           + "                \"shapeAttributes\": {                    \"offset\": "
 288           + "{                "
 289           + "        \"x\": \"0\",                        \"y\": \"30\"                    } "
 290           + "               }            },            {                \"type\": \"text\","
 291           + "                \"class\": \"id-value-label\",                \"displayKey\":"
 292           + " \"itemNameValue\",                \"shapeAttributes\": {                    "
 293           + "\"offset\": {                        \"x\": \"0\",                        "
 294           + "\"y\": \"40\"                    }                }            }        ]    }}";
 295       TreeWalker walker = new TreeWalker();
 296       List<String> paths = new ArrayList<String>();
 297       walker.walkTree(paths, walker.convertJsonToNode(jsonStr));
 298
 299       assertEquals(68, paths.size());
 300
 301       /*
 302        * Example of expected value
 303        *
 304        * generalNodeClass.class=aai-entity-node general-node
 305        * generalNodeClass.visualElements.type=circle generalNodeClass.visualElements.class=outer
 306        * generalNodeClass.visualElements.svgAttributes.r=20
 307        * generalNodeClass.visualElements.type=circle generalNodeClass.visualElements.class=inner
 308        * generalNodeClass.visualElements.svgAttributes.r=10
 309        * generalNodeClass.visualElements.type=text
 310        * generalNodeClass.visualElements.class=id-type-label
 311        * generalNodeClass.visualElements.displayKey=itemType
 312        * generalNodeClass.visualElements.shapeAttributes.offset.x=0
 313        * generalNodeClass.visualElements.shapeAttributes.offset.y=30
 314        * generalNodeClass.visualElements.type=text
 315        * generalNodeClass.visualElements.class=id-value-label
 316        * generalNodeClass.visualElements.displayKey=itemNameValue
 317        * generalNodeClass.visualElements.shapeAttributes.offset.x=0
 318        * generalNodeClass.visualElements.shapeAttributes.offset.y=40
 319        * searchedNodeClass.class=aai-entity-node search-node
 320        * searchedNodeClass.visualElements.type=circle searchedNodeClass.visualElements.class=outer
 321        * searchedNodeClass.visualElements.svgAttributes.r=20
 322        * searchedNodeClass.visualElements.type=circle searchedNodeClass.visualElements.class=inner
 323        * searchedNodeClass.visualElements.svgAttributes.r=10
 324        * searchedNodeClass.visualElements.type=text
 325        * searchedNodeClass.visualElements.class=id-type-label
 326        * searchedNodeClass.visualElements.displayKey=itemType
 327        * searchedNodeClass.visualElements.shapeAttributes.offset.x=0
 328        * searchedNodeClass.visualElements.shapeAttributes.offset.y=30
 329        * searchedNodeClass.visualElements.type=text
 330        * searchedNodeClass.visualElements.class=id-value-label
 331        * searchedNodeClass.visualElements.displayKey=itemNameValue
 332        * searchedNodeClass.visualElements.shapeAttributes.offset.x=0
 333        * searchedNodeClass.visualElements.shapeAttributes.offset.y=40
 334        * selectedSearchedNodeClass.class=aai-entity-node selected-search-node
 335        * selectedSearchedNodeClass.visualElements.type=circle
 336        * selectedSearchedNodeClass.visualElements.class=outer
 337        * selectedSearchedNodeClass.visualElements.svgAttributes.r=20
 338        * selectedSearchedNodeClass.visualElements.type=circle
 339        * selectedSearchedNodeClass.visualElements.class=inner
 340        * selectedSearchedNodeClass.visualElements.svgAttributes.r=10
 341        * selectedSearchedNodeClass.visualElements.type=text
 342        * selectedSearchedNodeClass.visualElements.class=id-type-label
 343        * selectedSearchedNodeClass.visualElements.displayKey=itemType
 344        * selectedSearchedNodeClass.visualElements.shapeAttributes.offset.x=0
 345        * selectedSearchedNodeClass.visualElements.shapeAttributes.offset.y=30
 346        * selectedSearchedNodeClass.visualElements.type=text
 347        * selectedSearchedNodeClass.visualElements.class=id-value-label
 348        * selectedSearchedNodeClass.visualElements.displayKey=itemNameValue
 349        * selectedSearchedNodeClass.visualElements.shapeAttributes.offset.x=0
 350        * selectedSearchedNodeClass.visualElements.shapeAttributes.offset.y=40
 351        * selectedNodeClass.class=aai-entity-node selected-node
 352        * selectedNodeClass.visualElements.type=circle selectedNodeClass.visualElements.class=outer
 353        * selectedNodeClass.visualElements.svgAttributes.r=20
 354        * selectedNodeClass.visualElements.type=circle selectedNodeClass.visualElements.class=inner
 355        * selectedNodeClass.visualElements.svgAttributes.r=10
 356        * selectedNodeClass.visualElements.type=text
 357        * selectedNodeClass.visualElements.class=id-type-label
 358        * selectedNodeClass.visualElements.displayKey=itemType
 359        * selectedNodeClass.visualElements.shapeAttributes.offset.x=0
 360        * selectedNodeClass.visualElements.shapeAttributes.offset.y=30
 361        * selectedNodeClass.visualElements.type=text
 362        * selectedNodeClass.visualElements.class=id-value-label
 363        * selectedNodeClass.visualElements.displayKey=itemNameValue
 364        * selectedNodeClass.visualElements.shapeAttributes.offset.x=0
 365        * selectedNodeClass.visualElements.shapeAttributes.offset.y=40
 366        */
 367
 368     } catch (JsonProcessingException exc) {
 369       // expected
 370     } catch (IOException exc) {
 371       // expected
 372     }
 373
 374   }
 375
 376   /**
 377    * Test complex object inversion equality.
 378    */
 379   @Test
 380   public void testComplexObjectInversionEquality() {
 381
 382     /**
 383      * Dave Adams (1-Nov-2016):
 384      *
 385      * Ok.. I agree...weird title of the test-case. This test is focused on the isEqual equality
 386      * test within the NodeUtils helper class which compares the sorted structural paths of two Json
 387      * Object representations. I attempted to normalize unordered structures to produce an equality
 388      * result, as there doesn't seem to be any natural equality test between two JsonNode objects
 389      * that I could find to date.
 390      *
 391      * Basically, this test is confirming that if the same object values are present in different
 392      * orders, they are effectively the same Json Object representation, and pass, at least my
 393      * structural value equality test.
 394      *
 395      * I reordered the aaiEntityNodeDescriptors top level class types, and change the order of the
 396      * x,y coordinates to be y,x. Same values different order. Once again, the expectation is that
 397      * both representations are objectively equal, they just have different json representations.
 398      */
 399
 400     try {
 401       String n1Str =
 402           "{    \"generalNodeClass\": {        \"class\": \"aai-entity-node general-node\","
 403           + "        \"visualElements\": [            {                \"type\": \"circle\","
 404           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 405           + "                    \"r\": \"20\"                }            },            {"
 406           + "                \"type\": \"circle\",                \"class\": \"inner\","
 407           + "                \"svgAttributes\": {                    \"r\": \"10\""
 408           + "                }            },            {                \"type\": \"text\","
 409           + "                \"class\": \"id-type-label\",                \"displayKey\":"
 410           + " \"itemType\",                \"shapeAttributes\": {                    \"offset\":"
 411           + " {                        \"x\": \"0\",                        \"y\": \"30\""
 412           + "                    }                }            },            {"
 413           + "                \"type\": \"text\",                \"class\": \"id-value-label\","
 414           + "                \"displayKey\": \"itemNameValue\","
 415           + "                \"shapeAttributes\": {                    \"offset\":"
 416           + " {                        \"x\": \"0\",                        \"y\": \"40\""
 417           + "                    }                }            }        ]    },"
 418           + "    \"searchedNodeClass\": {        \"class\": \"aai-entity-node search-node\","
 419           + "        \"visualElements\": [            {                \"type\": \"circle\","
 420           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 421           + "                    \"r\": \"20\"                }            },            {"
 422           + "                \"type\": \"circle\",                \"class\": \"inner\","
 423           + "                \"svgAttributes\": {                    \"r\": \"10\""
 424           + "                }            },            {                \"type\": \"text\","
 425           + "                \"class\": \"id-type-label\",                \"displayKey\":"
 426           + " \"itemType\",                \"shapeAttributes\": {                    \"offset\": {"
 427           + "                        \"x\": \"0\",                        \"y\": \"30\""
 428           + "                    }                }            },            {"
 429           + "                \"type\": \"text\",                \"class\": \"id-value-label\","
 430           + "                \"displayKey\": \"itemNameValue\","
 431           + "                \"shapeAttributes\": {                    \"offset\": {"
 432           + "                        \"x\": \"0\",                        \"y\": \"40\""
 433           + "                    }                }            }        ]    },"
 434           + "    \"selectedSearchedNodeClass\": {        \"class\":"
 435           + " \"aai-entity-node selected-search-node\",        \"visualElements\": ["
 436           + "            {                \"type\": \"circle\",                \"class\":"
 437           + " \"outer\",                \"svgAttributes\": {                    \"r\": \"20\""
 438           + "                }            },            {                \"type\": \"circle\","
 439           + "                \"class\": \"inner\",                \"svgAttributes\": {"
 440           + "                    \"r\": \"10\"                }            },            {"
 441           + "                \"type\": \"text\",                \"class\": \"id-type-label\","
 442           + "                \"displayKey\": \"itemType\",                \"shapeAttributes\": {"
 443           + "                    \"offset\": {                        \"x\": \"0\","
 444           + "                        \"y\": \"30\"                    }                }"
 445           + "            },            {                \"type\": \"text\","
 446           + "                \"class\": \"id-value-label\","
 447           + "                \"displayKey\": \"itemNameValue\","
 448           + "                \"shapeAttributes\": {                    \"offset\": {"
 449           + "                        \"x\": \"0\",                        \"y\": \"40\""
 450           + "                    }                }            }        ]    },"
 451           + "    \"selectedNodeClass\": {        \"class\": \"aai-entity-node selected-node\","
 452           + "        \"visualElements\": [            {                \"type\": \"circle\","
 453           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 454           + "                    \"r\": \"20\"                }            },            {"
 455           + "                \"type\": \"circle\",                \"class\": \"inner\","
 456           + "                \"svgAttributes\": {                    \"r\": \"10\""
 457           + "                }            },            {                \"type\": \"text\","
 458           + "                \"class\": \"id-type-label\",                \"displayKey\":"
 459           + " \"itemType\",                \"shapeAttributes\": {"
 460           + "                    \"offset\": {                        \"x\": \"0\","
 461           + "                        \"y\": \"30\"                    }"
 462           + "                }            },            {                \"type\": \"text\","
 463           + "                \"class\": \"id-value-label\",                \"displayKey\":"
 464           + " \"itemNameValue\",                \"shapeAttributes\": {"
 465           + "                    \"offset\": {                        \"x\": \"0\","
 466           + "                        \"y\": \"40\"                    }                }"
 467           + "            }        ]    }}";
 468       String n2Str =
 469           "{    \"searchedNodeClass\": {        \"class\": \"aai-entity-node search-node\","
 470           + "        \"visualElements\": [            {                \"type\": \"circle\","
 471           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 472           + "                    \"r\": \"20\"                }            },"
 473           + "            {                \"type\": \"circle\","
 474           + "                \"class\": \"inner\",                \"svgAttributes\": {"
 475           + "                    \"r\": \"10\"                }            },            {"
 476           + "                \"type\": \"text\",                \"class\": \"id-type-label\","
 477           + "                \"displayKey\": \"itemType\",                \"shapeAttributes\": {"
 478           + "                    \"offset\": {                        \"y\": \"30\","
 479           + "                        \"x\": \"0\"                    }                }"
 480           + "            },            {                \"type\": \"text\","
 481           + "                \"class\": \"id-value-label\","
 482           + "                \"displayKey\": \"itemNameValue\","
 483           + "                \"shapeAttributes\": {                    \"offset\": {"
 484           + "                        \"y\": \"40\",                        \"x\": \"0\""
 485           + "                    }                }            }        ]    },"
 486           + "    \"selectedSearchedNodeClass\": {        \"class\":"
 487           + " \"aai-entity-node selected-search-node\",        \"visualElements\": ["
 488           + "            {                \"type\": \"circle\",                \"class\":"
 489           + " \"outer\",                \"svgAttributes\": {                    \"r\": \"20\""
 490           + "                }            },            {                \"type\": \"circle\","
 491           + "                \"class\": \"inner\",                \"svgAttributes\": {"
 492           + "                    \"r\": \"10\"                }            },            {"
 493           + "                \"type\": \"text\",                \"class\": \"id-type-label\","
 494           + "                \"displayKey\": \"itemType\",                \"shapeAttributes\": {"
 495           + "                    \"offset\": {                        \"y\": \"30\","
 496           + "                        \"x\": \"0\"                    }                }"
 497           + "            },            {                \"type\": \"text\","
 498           + "                \"class\": \"id-value-label\","
 499           + "                \"displayKey\": \"itemNameValue\","
 500           + "                \"shapeAttributes\": {                    \"offset\": {"
 501           + "                        \"y\": \"40\",                        \"x\": \"0\""
 502           + "                    }                }            }        ]    },"
 503           + "    \"selectedNodeClass\": {        \"class\": \"aai-entity-node selected-node\","
 504           + "        \"visualElements\": [            {                \"type\": \"circle\","
 505           + "                \"class\": \"outer\",                \"svgAttributes\": {"
 506           + "                    \"r\": \"20\"                }            },            {"
 507           + "                \"type\": \"circle\",                \"class\": \"inner\","
 508           + "                \"svgAttributes\": {                    \"r\": \"10\""
 509           + "                }            },            {                \"type\": \"text\","
 510           + "                \"class\": \"id-type-label\","
 511           + "                \"displayKey\": \"itemType\",                \"shapeAttributes\": {"
 512           + "                    \"offset\": {                        \"y\": \"30\","
 513           + "                        \"x\": \"0\"                    }                }"
 514           + "            },            {                \"type\": \"text\","
 515           + "                \"class\": \"id-value-label\","
 516           + "                \"displayKey\": \"itemNameValue\","
 517           + "                \"shapeAttributes\": {                    \"offset\": {"
 518           + "                        \"y\": \"40\",                        \"x\": \"0\""
 519           + "                    }                }            }        ]    },"
 520           + "        \"generalNodeClass\": {            \"class\":"
 521           + " \"aai-entity-node general-node\",            \"visualElements\": ["
 522           + "                {                    \"type\": \"circle\","
 523           + "                    \"class\": \"outer\",                    \"svgAttributes\": {"
 524           + "                        \"r\": \"20\"                    }                },"
 525           + "                {                    \"type\": \"circle\","
 526           + "                    \"class\": \"inner\",                    \"svgAttributes\": {"
 527           + "                        \"r\": \"10\"                    }                },"
 528           + "                {                    \"type\": \"text\","
 529           + "                    \"class\": \"id-type-label\",                    \"displayKey\":"
 530           + " \"itemType\",                    \"shapeAttributes\": {"
 531           + "                        \"offset\": {                 \"y\": \"30\","
 532           + "                            \"x\": \"0\"                        }"
 533           + "                    }                },                {"
 534           + "                    \"type\": \"text\","
 535           + "                    \"class\": \"id-value-label\",                    \"displayKey\":"
 536           + " \"itemNameValue\",                    \"shapeAttributes\": {"
 537           + "                        \"offset\": {                            \"y\": \"40\","
 538           + "                            \"x\": \"0\"                        }"
 539           + "                    }                }            ]    }}";
 540
 541       TreeWalker walker = new TreeWalker();
 542       List<String> n1Paths = new ArrayList<String>();
 543       List<String> n2Paths = new ArrayList<String>();
 544
 545       JsonNode n1 = walker.convertJsonToNode(n1Str);
 546       JsonNode n2 = walker.convertJsonToNode(n2Str);
 547       walker.walkTree(n1Paths, n1);
 548       walker.walkTree(n2Paths, n2);
 549
 550       assertEquals(68, n1Paths.size());
 551       assertEquals(68, n2Paths.size());
 552
 553       assertTrue(NodeUtils.isEqual(n1, n2));
 554
 555     } catch (JsonProcessingException exc) {
 556       // expected
 557     } catch (IOException exc) {
 558       // expected
 559     }
 560
 561   }
 562
 563
 564
 565 }