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fix(sdk) - unit test for testing json canonicalizer and assertion hash #201

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fix(sdk) - unit test for testing json canonicalizer and assertion hash #201

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c68778c
fix(sdk): returns the correct string associated with enums
sujankota Oct 24, 2024
2114a95
add unit test
sujankota Oct 24, 2024
61de6c3
Merge branch 'main' into fix/assertion-hash-issue
sujankota Oct 24, 2024
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40 changes: 40 additions & 0 deletions sdk/src/test/java/io/opentdf/platform/sdk/ManifestTest.java
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Original file line number Diff line number Diff line change
@@ -1,9 +1,12 @@
package io.opentdf.platform.sdk;

import org.apache.commons.codec.binary.Hex;
import org.erdtman.jcs.JsonCanonicalizer;
import org.junit.jupiter.api.Test;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.List;
Expand All @@ -12,6 +15,8 @@
import static org.junit.jupiter.api.Assertions.assertEquals;

public class ManifestTest {
private static final Gson gson = new Gson();

@Test
void testManifestMarshalAndUnMarshal() {
String kManifestJsonFromTDF = "{\n" +
Expand Down Expand Up @@ -90,4 +95,39 @@ void testManifestMarshalAndUnMarshal() {

assertEquals(manifest, deserializedAgain, "something changed when we deserialized -> serialized -> deserialized");
}

@Test
void testAssertionHasdh() {
var assertionConfig = new AssertionConfig();
assertionConfig.id = "424ff3a3-50ca-4f01-a2ae-ef851cd3cac0";
assertionConfig.type = AssertionConfig.Type.HandlingAssertion;
assertionConfig.scope = AssertionConfig.Scope.TrustedDataObj;
assertionConfig.appliesToState = AssertionConfig.AppliesToState.Encrypted;
assertionConfig.statement = new AssertionConfig.Statement();
assertionConfig.statement.format = "json+stanag5636";
assertionConfig.statement.schema = "urn:nato:stanag:5636:A:1:elements:json";
assertionConfig.statement.value = "{\"ocl\":{\"pol\":\"62c76c68-d73d-4628-8ccc-4c1e18118c22\",\"cls\":\"SECRET\",\"catl\":[{\"type\":\"P\",\"name\":\"Releasable To\",\"vals\":[\"usa\"]}],\"dcr\":\"2024-10-21T20:47:36Z\"},\"context\":{\"@base\":\"urn:nato:stanag:5636:A:1:elements:json\"}}";

var assertion = new Manifest.Assertion();
assertion.id = assertionConfig.id;
assertion.type = assertionConfig.type.toString();
assertion.scope = assertionConfig.scope.toString();
assertion.statement = assertionConfig.statement;
assertion.appliesToState = assertionConfig.appliesToState.toString();

final String jsonCanonicalizerString = "{\"appliesToState\":\"encrypted\",\"id\":\"424ff3a3-50ca-4f01-a2ae-ef851cd3cac0\",\"scope\":\"tdo\",\"statement\":{\"format\":\"json+stanag5636\",\"schema\":\"urn:nato:stanag:5636:A:1:elements:json\",\"value\":\"{\\\"ocl\\\":{\\\"pol\\\":\\\"62c76c68-d73d-4628-8ccc-4c1e18118c22\\\",\\\"cls\\\":\\\"SECRET\\\",\\\"catl\\\":[{\\\"type\\\":\\\"P\\\",\\\"name\\\":\\\"Releasable To\\\",\\\"vals\\\":[\\\"usa\\\"]}],\\\"dcr\\\":\\\"2024-10-21T20:47:36Z\\\"},\\\"context\\\":{\\\"@base\\\":\\\"urn:nato:stanag:5636:A:1:elements:json\\\"}}\"},\"type\":\"handling\"}";
try {
var assertionAsJson = gson.toJson(assertion);
var jc = new JsonCanonicalizer(assertionAsJson);
var assertionBytes = jc.getEncodedUTF8();
String assertionString = new String(assertionBytes, StandardCharsets.UTF_8);
assertEquals(jsonCanonicalizerString, assertionString);
//System.out.println("Encoded UTF-8: " + assertionString);

var assertionHash = assertion.hash();
assertEquals(assertionHash, "4a447a13c5a32730d20bdf7feecb9ffe16649bc731914b574d80035a3927f860");
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
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