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test: Add JsonSupport testing using junit-quickcheck

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This commit is contained in:
Andras Slemmer 2016-06-20 11:49:54 +01:00
parent 478fe6110b
commit d8e0e8d548
2 changed files with 51 additions and 0 deletions
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1
build.gradle
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@ -65,6 +65,7 @@ dependencies {
// Unit testing helpers.
testCompile 'junit:junit:4.12'
testCompile 'org.assertj:assertj-core:3.4.1'
testCompile 'com.pholser:junit-quickcheck-core:0.6'
}
// Package up the demo programs.

50
src/test/kotlin/com/r3corda/core/testing/JsonSupportTest.kt Normal file
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@ -0,0 +1,50 @@
package com.r3corda.core.testing
import com.pholser.junit.quickcheck.From
import com.pholser.junit.quickcheck.Property
import com.pholser.junit.quickcheck.generator.GenerationStatus
import com.pholser.junit.quickcheck.generator.Generator
import com.pholser.junit.quickcheck.random.SourceOfRandomness
import com.pholser.junit.quickcheck.runner.JUnitQuickcheck
import com.r3corda.core.node.services.testing.MockIdentityService
import com.r3corda.node.utilities.JsonSupport
import net.i2p.crypto.eddsa.EdDSAPrivateKey
import net.i2p.crypto.eddsa.EdDSAPublicKey
import net.i2p.crypto.eddsa.spec.EdDSANamedCurveTable
import net.i2p.crypto.eddsa.spec.EdDSAPrivateKeySpec
import net.i2p.crypto.eddsa.spec.EdDSAPublicKeySpec
import org.junit.runner.RunWith
import kotlin.test.assertEquals
@RunWith(JUnitQuickcheck::class)
class JsonSupportTest {
companion object {
val mapper = JsonSupport.createDefaultMapper(MockIdentityService(mutableListOf()))
val ed25519Curve = EdDSANamedCurveTable.getByName(EdDSANamedCurveTable.CURVE_ED25519_SHA512)
}
/** TODO: factor out generators into a ServiceLoader in order to remove @From annotations.
* @See <a href="http://pholser.github.io/junit-quickcheck/site/0.6/usage/other-types.html">pholser.github.io</a>
*/
class PrivateKeyGenerator: Generator<EdDSAPrivateKey>(EdDSAPrivateKey::class.java) {
override fun generate(random: SourceOfRandomness, status: GenerationStatus): EdDSAPrivateKey {
val seed = random.nextBytes(32)
val privateKeySpec = EdDSAPrivateKeySpec(seed, ed25519Curve)
return EdDSAPrivateKey(privateKeySpec)
}
}
class PublicKeyGenerator: Generator<EdDSAPublicKey>(EdDSAPublicKey::class.java) {
override fun generate(random: SourceOfRandomness, status: GenerationStatus): EdDSAPublicKey {
val privateKey = PrivateKeyGenerator().generate(random, status)
return EdDSAPublicKey(EdDSAPublicKeySpec(privateKey.a, ed25519Curve))
}
}
@Property fun publicKeySerializingWorks(@From(PublicKeyGenerator::class) publicKey: EdDSAPublicKey) {
val serialized = mapper.writeValueAsString(publicKey)
val parsedKey = mapper.readValue(serialized, EdDSAPublicKey::class.java)
assertEquals(publicKey, parsedKey)
}
}