Junit Class to test the ElGamalScheme. More...

Inheritance diagram for frodo2.solutionSpaces.crypto.ElGamalSchemeTest:

Public Member Functions
	ElGamalSchemeTest (String toTest, int nbrSharesPerAgent)
	Constructor.
void	add ()
	Test the add() method of ElGamalBigInteger.
void	min (boolean infinity)
	Test the method min(ElGamalBigInteger other) of ElGamalBigInteger.
void	min ()
	Test the method min(ElGamalBigInteger other) of ElGamalBigInteger.
void	infinity ()
	Used to test the decryption of PlusInfinity Test decryptOnce(PLUS_INF) decrypt(PLUS_INF).
void	decryptOnce ()
	Testing decryption by one agent.
void	decrypt ()
	Testing decryption by all the agents.
void	partialEncrypt ()
	simplified decryption of 2 agents

Static Public Member Functions
static TestSuite	suite ()

Protected Member Functions
void	setUp ()
void	tearDown () throws Exception
	Ends all queues.

Private Member Functions
void	randomDecryptOnce (AddableInteger val)
	Used to test the decryption Encrypts val a random number of times by the same ElGamalScheme then decrypts it.
void	randomDecrypt (AddableInteger val)
	Used to test the decryption Encrypts a random number of times by all the ElGamalSchemes, then decrypts it.
void	init ()
	Initialize.

Private Attributes
int	agent = 10
	Number of cryptoSchemes.
final String	p = "57475322849086478933"
	Large big prime number.
final String	g = "5526868997990728076"
	Large number that is a generator for p.
String	size = "1000"
	Size of the elgamal vector.
ArrayList< ElGamalScheme >	schemes
	List of ElGamalSchemes.
ArrayList< List< ElGamalPublicKeyShare > >	shares
	List of public key shares (possibly multiple per agent).
Random	rand
	Random generator.
final int	maxNbrEncryptions = 10
	Maximum number of encryptions.
final int	nbrSharesPerAgent
	The number of public key shares each agent must produce.

Detailed Description

Junit Class to test the ElGamalScheme.

Author: Eric Zbinden, Thomas Leaute

Constructor & Destructor Documentation

◆ ElGamalSchemeTest()

frodo2.solutionSpaces.crypto.ElGamalSchemeTest.ElGamalSchemeTest	(	String	toTest,
		int	nbrSharesPerAgent )

Constructor.

Parameters

toTest	the method to test
nbrSharesPerAgent	The number of public key shares each agent must produce

References nbrSharesPerAgent.

Referenced by suite().

Member Function Documentation

◆ add()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.add ( )

Test the add() method of ElGamalBigInteger.

References frodo2.solutionSpaces.AddableInteger.add(), frodo2.solutionSpaces.crypto.ElGamalBigInteger.add(), agent, frodo2.solutionSpaces.AddableInteger.compareTo(), frodo2.solutionSpaces.AddableInteger.equals(), init(), rand, schemes, and size.

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◆ decrypt()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.decrypt ( )

Testing decryption by all the agents.

References rand, randomDecrypt(), and size.

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◆ decryptOnce()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.decryptOnce ( )

Testing decryption by one agent.

References rand, randomDecryptOnce(), and size.

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◆ infinity()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.infinity ( )

Used to test the decryption of PlusInfinity Test decryptOnce(PLUS_INF) decrypt(PLUS_INF).

References min(), frodo2.solutionSpaces.AddableInteger.PlusInfinity.PLUS_INF, randomDecrypt(), and randomDecryptOnce().

Referenced by min().

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◆ init()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.init ( )

private

Initialize.

References agent, g, frodo2.solutionSpaces.crypto.ElGamalScheme.newPublicKeyShare(), p, schemes, and size.

Referenced by add(), min(), partialEncrypt(), randomDecrypt(), and randomDecryptOnce().

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◆ min() [1/2]

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.min ( )

Test the method min(ElGamalBigInteger other) of ElGamalBigInteger.

References min().

Referenced by infinity(), and min().

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◆ min() [2/2]

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.min ( boolean infinity )

Test the method min(ElGamalBigInteger other) of ElGamalBigInteger.

Parameters

infinity whether we test with infinity or not

References agent, frodo2.solutionSpaces.AddableInteger.compareTo(), frodo2.solutionSpaces.crypto.ElGamalScheme.decrypt(), frodo2.solutionSpaces.crypto.ElGamalScheme.encrypt(), frodo2.solutionSpaces.AddableInteger.equals(), infinity(), init(), frodo2.solutionSpaces.crypto.ElGamalBigInteger.min(), frodo2.solutionSpaces.crypto.ElGamalScheme.partialDecrypt(), frodo2.solutionSpaces.AddableInteger.PlusInfinity.PLUS_INF, rand, frodo2.solutionSpaces.crypto.ElGamalScheme.reencrypt(), schemes, and size.

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◆ partialEncrypt()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.partialEncrypt ( )

simplified decryption of 2 agents

References agent, frodo2.solutionSpaces.AddableInteger.equals(), init(), rand, schemes, and size.

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◆ randomDecrypt()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.randomDecrypt ( AddableInteger val )

private

Used to test the decryption Encrypts a random number of times by all the ElGamalSchemes, then decrypts it.

Parameters

val	the value to encrypt

References agent, frodo2.solutionSpaces.AddableInteger.equals(), init(), maxNbrEncryptions, frodo2.solutionSpaces.crypto.ElGamalScheme.partialDecrypt(), rand, frodo2.solutionSpaces.crypto.ElGamalScheme.reencrypt(), schemes, and frodo2.solutionSpaces.AddableInteger.toString().

Referenced by decrypt(), and infinity().

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◆ randomDecryptOnce()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.randomDecryptOnce ( AddableInteger val )

private

Used to test the decryption Encrypts val a random number of times by the same ElGamalScheme then decrypts it.

Parameters

val	the value to encrypt

References agent, frodo2.solutionSpaces.crypto.ElGamalScheme.decrypt(), frodo2.solutionSpaces.crypto.ElGamalScheme.encrypt(), frodo2.solutionSpaces.AddableInteger.equals(), init(), maxNbrEncryptions, rand, frodo2.solutionSpaces.crypto.ElGamalScheme.reencrypt(), and schemes.

Referenced by decryptOnce(), and infinity().

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◆ setUp()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.setUp ( )

protected

See also: junit.framework.TestCase#setUp()

References rand, and schemes.

◆ suite()

TestSuite frodo2.solutionSpaces.crypto.ElGamalSchemeTest.suite ( )

static

Returns: the test suite for this test

References ElGamalSchemeTest().

Referenced by frodo2.algorithms.dpop.privacy.test.AllTestsP_DPOP.suite(), and frodo2.solutionSpaces.tests.AllTestsSpaces.suite().

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◆ tearDown()

void frodo2.solutionSpaces.crypto.ElGamalSchemeTest.tearDown ( ) throws Exception

protected

Ends all queues.

See also: junit.framework.TestCase#tearDown()

References rand, and schemes.

Member Data Documentation

◆ agent

int frodo2.solutionSpaces.crypto.ElGamalSchemeTest.agent = 10

private

Number of cryptoSchemes.

Note: must be >= 2

Referenced by add(), init(), min(), partialEncrypt(), randomDecrypt(), and randomDecryptOnce().

◆ g

final String frodo2.solutionSpaces.crypto.ElGamalSchemeTest.g = "5526868997990728076"

private

Large number that is a generator for p.

Referenced by init().

◆ maxNbrEncryptions

final int frodo2.solutionSpaces.crypto.ElGamalSchemeTest.maxNbrEncryptions = 10

private

Maximum number of encryptions.

Referenced by randomDecrypt(), and randomDecryptOnce().

◆ nbrSharesPerAgent

final int frodo2.solutionSpaces.crypto.ElGamalSchemeTest.nbrSharesPerAgent

private

The number of public key shares each agent must produce.

Referenced by ElGamalSchemeTest().

◆ p

final String frodo2.solutionSpaces.crypto.ElGamalSchemeTest.p = "57475322849086478933"

private

Large big prime number.

Referenced by init().

◆ rand

Random frodo2.solutionSpaces.crypto.ElGamalSchemeTest.rand

private

Random generator.

Referenced by add(), decrypt(), decryptOnce(), min(), partialEncrypt(), randomDecrypt(), randomDecryptOnce(), setUp(), and tearDown().

◆ schemes

ArrayList<ElGamalScheme> frodo2.solutionSpaces.crypto.ElGamalSchemeTest.schemes

private

List of ElGamalSchemes.

Referenced by add(), init(), min(), partialEncrypt(), randomDecrypt(), randomDecryptOnce(), setUp(), and tearDown().

◆ shares

ArrayList< List<ElGamalPublicKeyShare> > frodo2.solutionSpaces.crypto.ElGamalSchemeTest.shares

private

List of public key shares (possibly multiple per agent).

◆ size

String frodo2.solutionSpaces.crypto.ElGamalSchemeTest.size = "1000"

private

Size of the elgamal vector.

Referenced by add(), decrypt(), decryptOnce(), init(), min(), and partialEncrypt().

The documentation for this class was generated from the following file:

src/frodo2/solutionSpaces/crypto/ElGamalSchemeTest.java

Public Member Functions

Static Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ElGamalSchemeTest()

Member Function Documentation

◆ add()

◆ decrypt()

◆ decryptOnce()

◆ infinity()

◆ init()

◆ min() [1/2]

◆ min() [2/2]

◆ partialEncrypt()

◆ randomDecrypt()

◆ randomDecryptOnce()

◆ setUp()

◆ suite()

◆ tearDown()

Member Data Documentation

◆ agent

◆ g

◆ maxNbrEncryptions

◆ nbrSharesPerAgent

◆ p

◆ rand

◆ schemes

◆ shares

◆ size