ARC-1807: Better Test Coverage

spicedb-binding/src/test/java/com/oviva/spicegen/spicedbbinding/internal/PreconditionMapperTest.java

@@ -0,0 +1,93 @@
+package com.oviva.spicegen.spicedbbinding.internal;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import com.oviva.spicegen.api.Precondition;
+import com.oviva.spicegen.api.RelationshipFilter;
+import org.junit.jupiter.api.Test;
+
+class PreconditionMapperTest {
+
+  @Test
+  void map_objectExists() {
+
+    var sut = new PreconditionMapper();
+
+    var relation = "user";
+    var userId = "17";
+
+    var precondition =
+        Precondition.mustMatch(
+            RelationshipFilter.newBuilder().resourceKind(relation).resourceId(userId).build());
+
+    // when
+    var mapped = sut.map(precondition);
+
+    // then
+    assertEquals(relation, mapped.getFilter().getResourceType());
+    assertEquals(userId, mapped.getFilter().getOptionalResourceId());
+    assertEquals(
+        com.authzed.api.v1.Precondition.Operation.OPERATION_MUST_MATCH, mapped.getOperation());
+  }
+
+  @Test
+  void map_objectNotExists() {
+
+    var sut = new PreconditionMapper();
+
+    var relation = "user";
+    var userId = "77";
+
+    var precondition =
+        Precondition.mustNotMatch(
+            RelationshipFilter.newBuilder().resourceKind(relation).resourceId(userId).build());
+
+    // when
+    var mapped = sut.map(precondition);
+
+    // then
+    assertEquals(relation, mapped.getFilter().getResourceType());
+    assertEquals(userId, mapped.getFilter().getOptionalResourceId());
+    assertEquals(
+        com.authzed.api.v1.Precondition.Operation.OPERATION_MUST_NOT_MATCH, mapped.getOperation());
+  }
+
+  @Test
+  void map_subject() {
+
+    var sut = new PreconditionMapper();
+
+    var relation = "file";
+    var fileId = "17";
+
+    var subject = "user";
+    var userId = "42";
+
+    var precondition =
+        Precondition.mustMatch(
+            RelationshipFilter.newBuilder()
+                .resourceKind(relation)
+                .resourceId(fileId)
+                .subjectFilter(
+                    RelationshipFilter.SubjectFilter.newBuilder()
+                        .subjectKind(subject)
+                        .subjectId(userId)
+                        .build())
+                .build());
+
+    // when
+    var mapped = sut.map(precondition);
+
+    // then
+    assertEquals(
+        com.authzed.api.v1.Precondition.Operation.OPERATION_MUST_MATCH, mapped.getOperation());
+
+    var filter = mapped.getFilter();
+    assertEquals(relation, filter.getResourceType());
+    assertEquals(fileId, filter.getOptionalResourceId());
+
+    var subFilter = filter.getOptionalSubjectFilter();
+    assertEquals(subject, subFilter.getSubjectType());
+    assertEquals(userId, subFilter.getOptionalSubjectId());
+  }
+}