alopresto commented on a change in pull request #3844: NIFI-1474 Added
validation for p in scrypt
URL: https://github.com/apache/nifi/pull/3844#discussion_r339188893
##########
File path:
nifi-commons/nifi-security-utils/src/test/groovy/org/apache/nifi/security/util/crypto/ScryptCipherProviderGroovyTest.groovy
##########
@@ -513,6 +513,81 @@ class ScryptCipherProviderGroovyTest {
assert params[2] == EXPECTED_P
}
+ @Test
+ void testShouldVerifyPBoundary() throws Exception {
+ // Arrange
+ final int r = 8;
+ final int p = 1;
+
+ // Act
+ boolean valid = ScryptCipherProvider.isPValid(r, p)
+
+ // Assert
+ assert valid
+ }
+
+ @Test
+ void testShouldFailPBoundary() throws Exception {
+ // Arrange
+ // The p upper bound is calculated with the formula below:
+ // pBoundary = ((Math.pow(2,32))-1) * (32.0/(r * 128)), where
pBoundary = 134217727.96875;
+ Map costParameters = [8:134217729, 128:8388608, 4096: 0]
+
+ // Act
+ def results = costParameters.collectEntries { r, p ->
+ def isValid = ScryptCipherProvider.isPValid(r, p)
+ [r, isValid]
+ }
+
+ // results => [8: false, 128: false, 4096: false]
+
+ // Assert
+ results.each { r, isPValid ->
+ logger.info("For r ${r}, p is ${isPValid}")
+ assert !isPValid
+ }
+
+
+
+ }
+// *****************************************************************
Review comment:
Remove this comment block.
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