Migrate to JUnit5 notation

from https://github.com/ProjectMapK/jackson-module-kogera/blob/ecc766d97dc4c2bec574fba7cc6bdeacc2b07c29/src/test/kotlin/io/github/projectmapk/jackson/module/kogera/zPorted/test/KotlinBuiltinsTest.kt

Author: k163377

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/KotlinBuiltinsTest.kt

@@ -4,8 +4,7 @@ import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.databind.SerializationFeature
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 import com.fasterxml.jackson.module.kotlin.readValue
-import org.hamcrest.CoreMatchers.equalTo
-import org.hamcrest.MatcherAssert.assertThat
+import org.junit.jupiter.api.Assertions.assertEquals
 import org.junit.jupiter.api.Test
 
 class TestJacksonWithKotlinBuiltins {
@@ -17,9 +16,9 @@ class TestJacksonWithKotlinBuiltins {
         val json = """{"name":{"first":"John","second":"Smith"},"age":30}"""
         val expected = ClassWithPair(Pair("John", "Smith"), 30)
 
-        assertThat(mapper.writeValueAsString(expected), equalTo(json))
+        assertEquals(json, mapper.writeValueAsString(expected))
         val stateObj = mapper.readValue<ClassWithPair>(json)
-        assertThat(stateObj, equalTo(expected))
+        assertEquals(expected, stateObj)
     }
 
     private data class ClassWithPairMixedTypes(val person: Pair<String, Int>)
@@ -28,9 +27,9 @@ class TestJacksonWithKotlinBuiltins {
         val json = """{"person":{"first":"John","second":30}}"""
         val expected = ClassWithPairMixedTypes(Pair("John", 30))
 
-        assertThat(mapper.writeValueAsString(expected), equalTo(json))
+        assertEquals(json, mapper.writeValueAsString(expected))
         val stateObj = mapper.readValue<ClassWithPairMixedTypes>(json)
-        assertThat(stateObj, equalTo(expected))
+        assertEquals(expected, stateObj)
     }
 
     private data class ClassWithTriple(val name: Triple<String, String, String>, val age: Int)
@@ -39,9 +38,9 @@ class TestJacksonWithKotlinBuiltins {
         val json = """{"name":{"first":"John","second":"Davey","third":"Smith"},"age":30}"""
         val expected = ClassWithTriple(Triple("John", "Davey", "Smith"), 30)
 
-        assertThat(mapper.writeValueAsString(expected), equalTo(json))
+        assertEquals(json, mapper.writeValueAsString(expected))
         val stateObj = mapper.readValue<ClassWithTriple>(json)
-        assertThat(stateObj, equalTo(expected))
+        assertEquals(expected, stateObj)
     }
 
     private data class ClassWithRanges(val ages: IntRange, val distance: LongRange)
@@ -50,9 +49,9 @@ class TestJacksonWithKotlinBuiltins {
         val json = """{"ages":{"start":18,"end":40},"distance":{"start":5,"end":50}}"""
         val expected = ClassWithRanges(IntRange(18, 40), LongRange(5, 50))
 
-        assertThat(mapper.writeValueAsString(expected), equalTo(json))
+        assertEquals(json, mapper.writeValueAsString(expected))
         val stateObj = mapper.readValue<ClassWithRanges>(json)
-        assertThat(stateObj, equalTo(expected))
+        assertEquals(expected, stateObj)
     }
 
     private data class ClassWithPairMixedNullableTypes(val person: Pair<String?, Int?>)
@@ -61,20 +60,20 @@ class TestJacksonWithKotlinBuiltins {
         val json = """{"person":{"first":"John","second":null}}"""
         val expected = ClassWithPairMixedNullableTypes(Pair("John", null))
 
-        assertThat(mapper.writeValueAsString(expected), equalTo(json))
+        assertEquals(json, mapper.writeValueAsString(expected))
         val stateObj = mapper.readValue<ClassWithPairMixedNullableTypes>(json)
-        assertThat(stateObj, equalTo(expected))
+        assertEquals(expected, stateObj)
     }
 
-    private data class GenericParametersClass<A, B: Any>(val one: A, val two: B)
+    private data class GenericParametersClass<A, B : Any>(val one: A, val two: B)
     private data class GenericParameterConsumer(val thing: GenericParametersClass<String?, Int>)
 
     @Test fun testGenericParametersInConstructor() {
         val json = """{"thing":{"one":null,"two":123}}"""
         val expected = GenericParameterConsumer(GenericParametersClass(null, 123))
 
-        assertThat(mapper.writeValueAsString(expected), equalTo(json))
+        assertEquals(json, mapper.writeValueAsString(expected))
         val stateObj = mapper.readValue<GenericParameterConsumer>(json)
-        assertThat(stateObj, equalTo(expected))
+        assertEquals(expected, stateObj)
     }
 }