BAEL-6692 - converting json to map and comparing (#14630)

* BAEL-6692 - converting json to map and comparing * BAEL-6692 - converting json to map and comparing * BAEL-6692 - converting json to map and comparing
2023-08-30 21:50:22 +05:30
parent cdf8439c9b
commit 05ca686833
6 changed files with 146 additions and 0 deletions
@@ -0,0 +1,37 @@
+package com.baeldung.jsontomap;
+
+import com.google.common.collect.MapDifference;
+import com.google.common.collect.Maps;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class JSONComparisonUnitTest {
+
+    @Test
+    void givenTwoJsonFiles_whenCompared_thenTheyAreDifferent() throws IOException {
+        Map<String, Object> firstMap = JsonUtils.jsonFileToMap("src/test/resources/first.json");
+        Map<String, Object> secondMap = JsonUtils.jsonFileToMap("src/test/resources/second.json");
+
+        MapDifference<String, Object> difference = Maps.difference(firstMap, secondMap);
+        difference.entriesDiffering().forEach((key, value) -> {
+            System.out.println(key + ": " + value.leftValue() + " - " + value.rightValue());
+        });
+        assertThat(difference.areEqual()).isFalse();
+    }
+
+    @Test
+    void givenTwoJsonFiles_whenFlattenedAndCompared_thenTheyAreDifferent() throws IOException {
+        Map<String, Object> firstFlatMap = FlattenUtils.flatten(JsonUtils.jsonFileToMap("src/test/resources/first.json"));
+        Map<String, Object> secondFlatMap = FlattenUtils.flatten(JsonUtils.jsonFileToMap("src/test/resources/second.json"));
+
+        MapDifference<String, Object> difference = Maps.difference(firstFlatMap, secondFlatMap);
+        difference.entriesDiffering().forEach((key, value) -> {
+            System.out.println(key + ": " + value.leftValue() + " - " + value.rightValue());
+        });
+        assertThat(difference.areEqual()).isFalse();
+    }
+}
@@ -0,0 +1,22 @@
+{
+  "name": "John",
+  "age": 30,
+  "cars": [
+    "Ford",
+    "BMW"
+  ],
+  "address": {
+    "street": "Second Street",
+    "city": "New York"
+  },
+  "children": [
+    {
+      "name": "Sara",
+      "age": 5
+    },
+    {
+      "name": "Alex",
+      "age": 3
+    }
+  ]
+}
@@ -0,0 +1,22 @@
+{
+  "name": "John",
+  "age": 30,
+  "cars": [
+    "Ford",
+    "Audi"
+  ],
+  "address": {
+    "street": "Main Street",
+    "city": "New York"
+  },
+  "children": [
+    {
+      "name": "Peter",
+      "age": 5
+    },
+    {
+      "name": "Cathy",
+      "age": 10
+    }
+  ]
+}