Increase Test Coverage

[koloz193]

What ❔

Why ❔

Checklist

• PR title corresponds to the body of PR (we generate changelog entries from PRs).
• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.

[github-actions]

Changes to gas cost

Generated at commit: f8b482d80feaa4b6e3303e33a0f114ad833e73df, compared to commit: 7ee53bcdccf3ea6a306b9e867ffc8633dff9eda1

🧾 Summary (100% most significant diffs)

Contract	Method	Avg (+/-)	%
TransparentUpgradeableProxy	createNewChain setChainCreationParams setNewVersionUpgrade setUpgradeDiamondCut setValidatorTimelock validatorTimelock	+1,166,570 ❌ +360 ❌ +799 ❌ +360 ❌ -3,231 ✅ +625 ❌	+1699.40% +0.37% +0.40% +0.37% -8.15% +11.74%
StateTransitionManager	createNewChain initialize setChainCreationParams setNewVersionUpgrade setUpgradeDiamondCut setValidatorTimelock	+17,140 ❌ -6,729 ✅ +189 ❌ +628 ❌ +189 ❌ -3,239 ✅	+0.55% -4.75% +0.42% +0.42% +0.41% -28.68%
MessageRoot	addNewChain initialize	-16,557 ✅ +22 ❌	-6.65% +0.02%
Utils	getGettersSelectors	+224 ❌	+3.21%
AdminFacet	executeUpgrade genesisUpgrade	+8,991 ❌ -78 ✅	+3.01% -0.07%
DiamondProxy	executeUpgrade	+7,413 ❌	+2.63%
DiamondCutTestContract	diamondCut	+1,273 ❌	+0.63%
L1GenesisUpgrade	genesisUpgrade upgradeInner	-58 ✅ -15 ✅	-0.06% -0.03%
DeployL1Script	run	-17,651 ✅	-0.04%
DummyStateTransitionManagerWBH	setHyperchain	0 ➖	0.00%

---

Full diff report 👇

Contract	Deployment Cost (+/-)	Method	Min (+/-)	%	Avg (+/-)	%	Median (+/-)	%	Max (+/-)	%	# Calls (+/-)
TransparentUpgradeableProxy	845,385 (+506)	createNewChain getHyperchain setChainCreationParams setNewVersionUpgrade setUpgradeDiamondCut setValidatorTimelock validatorTimelock	54,697 (+158) 1,434 (0) 97,632 (+360) 202,975 (+799) 98,213 (+360) 33,178 (-6,461) 1,075 (0)	+0.29% 0.00% +0.37% +0.40% +0.37% -16.30% 0.00%	1,235,216 (+1,166,570) 4,257 (-36) 97,632 (+360) 202,975 (+799) 98,213 (+360) 36,408 (-3,231) 5,950 (+625)	+1699.40% -0.84% +0.37% +0.40% +0.37% -8.15% +11.74%	83,078 (+14,432) 3,118 (0) 97,632 (+360) 202,975 (+799) 98,213 (+360) 36,408 (-3,231) 6,575 (+1,250)	+21.02% 0.00% +0.37% +0.40% +0.37% -8.15% +23.47%	3,567,875 (+3,485,121) 22,618 (0) 97,632 (+360) 202,975 (+799) 98,213 (+360) 39,639 (0) 9,575 (0)	+4211.42% 0.00% +0.37% +0.40% +0.37% 0.00% 0.00%	3 (+1) 79 (+1) 1 (0) 1 (0) 1 (0) 2 (+1) 4 (+2)
StateTransitionManager	4,133,413 (+7,967)	createNewChain getHyperchain initialize setChainCreationParams setNewVersionUpgrade setUpgradeDiamondCut setValidatorTimelock	1,271 (0) 803 (0) 22,836 (0) 45,191 (+189) 151,084 (+628) 46,663 (+189) 4,818 (-6,477)	0.00% 0.00% 0.00% +0.42% +0.42% +0.41% -57.34%	3,154,503 (+17,140) 1,487 (-14) 134,853 (-6,729) 45,191 (+189) 151,084 (+628) 46,663 (+189) 8,056 (-3,239)	+0.55% -0.93% -4.75% +0.42% +0.42% +0.41% -28.68%	3,459,694 (0) 803 (0) 209,526 (+189) 45,191 (+189) 151,084 (+628) 46,663 (+189) 8,056 (-3,239)	0.00% 0.00% +0.09% +0.42% +0.42% +0.41% -28.68%	3,514,270 (+37,476) 5,084 (0) 209,539 (0) 45,191 (+189) 151,084 (+628) 46,663 (+189) 11,295 (0)	+1.08% 0.00% 0.00% +0.42% +0.42% +0.41% 0.00%	22 (+1) 48 (+1) 30 (+8) 1 (0) 1 (0) 1 (0) 2 (+1)
MessageRoot	1,267,083 (-25,348)	addNewChain initialize	21,860 (-154,547) 133,489 (+22)	-87.61% +0.02%	232,486 (-16,557) 133,489 (+22)	-6.65% +0.02%	284,336 (0) 133,489 (+22)	0.00% +0.02%	298,493 (0) 133,489 (+22)	0.00% +0.02%	23 (+4) 7 (0)
Utils	4,703,539 (+11,618)	getGettersSelectors	7,197 (+224)	+3.21%	7,197 (+224)	+3.21%	7,197 (+224)	+3.21%	7,197 (+224)	+3.21%	20 (+4)
AdminFacet	3,211,082 (0)	executeUpgrade genesisUpgrade	2,706 (0) 112,773 (-1,554)	0.00% -1.36%	307,451 (+8,991) 114,249 (-78)	+3.01% -0.07%	488,383 (+14,984) 114,327 (0)	+3.17% 0.00%	488,433 (+14,984) 114,327 (0)	+3.16% 0.00%	5 (0) 20 (+1)
DiamondProxy	1,939,824 (-516,860)	executeUpgrade getAdmin	31,894 (0) 1,168 (0)	0.00% 0.00%	289,729 (+7,413) 1,477 (-5)	+2.63% -0.34%	437,335 (+12,354) 1,168 (0)	+2.91% 0.00%	437,385 (+12,354) 9,668 (0)	+2.91% 0.00%	5 (0) 55 (+1)
Bridgehub	3,287,902 (0)	addStateTransitionManager addToken proveL1ToL2TransactionStatus proveL2LogInclusion removeStateTransitionManager setPendingAdmin	23,010 (0) 22,922 (0) 0 (0) 0 (0) 23,895 (0) 26,046 (0)	0.00% 0.00% +∞% +∞% 0.00% 0.00%	40,304 (-1) 37,214 (-4) 1,938 (0) 2,064 (-23) 25,265 (-3) 37,991 (-8)	-0.00% -0.01% 0.00% -1.10% -0.01% -0.02%	46,442 (0) 46,138 (0) 1,550 (0) 1,676 (-6) 25,333 (0) 37,959 (0)	0.00% 0.00% 0.00% -0.36% 0.00% 0.00%	46,442 (0) 46,354 (0) 4,770 (+14) 5,019 (-7) 26,362 (0) 49,872 (0)	0.00% 0.00% +0.29% -0.14% 0.00% 0.00%	3,591 (0) 1,813 (0) 512 (0) 512 (0) 2,048 (0) 512 (0)
DiamondCutTestContract	1,848,539 (0)	diamondCut	23,712 (0)	0.00%	203,587 (+1,273)	+0.63%	45,091 (0)	0.00%	1,422,565 (+25,451)	+1.82%	20 (0)
GettersFacet	905,661 (0)	getAdmin	397 (0)	0.00%	469 (-2)	-0.42%	397 (0)	0.00%	2,397 (0)	0.00%	55 (+1)
DiamondInit	568,496 (0)	initialize	22,660 (0)	0.00%	412,217 (+285)	+0.07%	424,265 (0)	0.00%	446,665 (0)	0.00%	113 (+1)
L1GenesisUpgrade	2,814,049 (0)	genesisUpgrade upgradeInner	102,008 (-1,154) 58,204 (-289)	-1.12% -0.49%	103,104 (-58) 58,478 (-15)	-0.06% -0.03%	103,162 (0) 58,493 (0)	0.00% 0.00%	103,162 (0) 58,493 (0)	0.00% 0.00%	20 (+1) 20 (+1)
DeployL1Script	47,587,224 (-17,478)	run	48,208,467 (-17,651)	-0.04%	48,208,467 (-17,651)	-0.04%	48,208,467 (-17,651)	-0.04%	48,208,467 (-17,651)	-0.04%	7 (0)
MerkleTest	468,218 (0)	calculateRoot(bytes32[],uint256,bytes32)	606 (0)	0.00%	2,922 (+1)	+0.03%	2,943 (0)	0.00%	2,998 (0)	0.00%	261 (0)
MerkleTreeNoSort	534,636 (0)	getProof	32,953 (0)	0.00%	33,176 (-5)	-0.02%	33,193 (0)	0.00%	33,215 (0)	0.00%	273 (0)
DummyStateTransitionManagerWBH	4,144,393 (+7,978)	setHyperchain	111,114 (0)	0.00%	111,151 (0)	0.00%	111,162 (-12)	-0.01%	111,174 (0)	0.00%	768 (0)
DummyStateTransitionManager	4,142,645 (+7,980)

[github-actions]

Coverage after merging zk-sl-tests into kl/sync-layer-reorg will be

89.27%

Coverage Report

File	Stmts	Branches	Funcs	Lines	Uncovered Lines
../da-contracts/contracts
RollupL1DAValidator.sol	67.11%	50%	83.33%	73.91%	130, 132, 132, 132–133, 135, 169, 171, 25, 25, 25–26, 26, 26, 28, 30–31, 35–36, 91, 94, 94, 94, 96
contracts/bridge
L1AssetRouter.sol	94.90%	89.47%	97.22%	96.70%	113, 128, 178, 185, 305–307, 403, 743, 777–781
L1ERC20Bridge.sol	95.24%	100%	87.50%	96.15%	247
L1NativeTokenVault.sol	93.79%	93.33%	80%	96.47%	272, 277, 47, 53, 53, 53
contracts/bridgehub
Bridgehub.sol	77.89%	49.06%	80%	91.59%	114, 127, 172, 221–222, 224–226, 228, 268–269, 343, 343–344, 346, 346, 346, 390, 390–391, 397, 397, 397–398, 420, 424, 456, 478, 481–482, 508–509, 535, 540, 89, 94
MessageRoot.sol	91.38%	61.54%	100%	100%	107, 113, 58, 64, 86
STMDeploymentTracker.sol	71.43%	50%	77.78%	77.78%	137, 31, 51, 75, 78, 93, 95, 98
contracts/common
ReentrancyGuard.sol	100%	100%	100%	100%
contracts/common/libraries
DynamicIncrementalMerkle.sol	100%	100%	100%	100%
FullMerkle.sol	97.01%	83.33%	100%	100%	110, 73
L2ContractHelper.sol	55.88%	30%	60%	68.42%	29, 32–33, 46–47, 47, 47, 49, 49, 49, 56, 86, 90
Merkle.sol	73.85%	68.18%	75%	76.92%	52–53, 53, 53–54, 54, 54–55, 55, 55, 57–59, 62, 65, 83
Messaging.sol	100%	100%	100%	100%
SemVer.sol	100%	100%	100%	100%
UncheckedMath.sol	100%	100%	100%	100%
UnsafeBytes.sol	100%	100%	100%	100%
contracts/governance
ChainAdmin.sol	22.22%	20%	33.33%	20%	16, 28–29, 38, 38, 38, 40, 42–43, 43, 46, 49
Governance.sol	99.07%	96.77%	100%	100%	44
contracts/state-transition
StateTransitionManager.sol	75%	57.14%	62.16%	85.58%	142–144, 148, 201, 238, 243, 258, 263, 268, 277, 282, 288, 294, 300, 306, 312, 321, 321, 321, 323, 334, 336, 402, 413, 419, 434, 450, 474, 83
TestnetVerifier.sol	77.78%	66.67%	100%	75%	16, 32
ValidatorTimelock.sol	98.57%	100%	100%	97.67%	236
Verifier.sol	89.88%	35.71%	96.30%	90.93%	1673–1674, 287–302, 305–308, 311–318, 321–328, 331–332, 335–336, 339, 384–385, 395–396, 406–407, 417–418, 428–429, 444–445, 454, 454–455, 904–905
contracts/state-transition/chain-deps
DiamondInit.sol	88.24%	70%	100%	100%	33–37, 63
DiamondProxy.sol	80.77%	62.50%	100%	88.24%	16, 16, 16–17, 27
contracts/state-transition/chain-deps/facets
Admin.sol	81.29%	56.82%	80.95%	91.51%	103, 103, 103–105, 130, 130, 130–131, 131, 131, 133, 154, 203–204, 206, 220–221, 228, 246–247, 252, 283, 293, 297, 316, 82, 91
Executor.sol	77.88%	71.68%	80.65%	81.36%	100, 158, 160, 164–165, 165, 165–166, 166, 166, 177, 177, 181, 181, 181, 199, 213, 224, 227, 272, 272, 272, 275, 278, 280–281, 287–288, 307–310, 312, 341–342, 366, 366, 366–369, 371, 374, 377–378, 386, 401, 404–405, 407–409, 420–422, 442, 483, 490, 509, 514, 523–524, 575, 600–601
Getters.sol	83.33%	66.67%	84.44%	84.85%	104, 107, 113, 116, 127, 130, 175, 226, 232, 236, 64, 79, 84
Mailbox.sol	58.05%	45.71%	59.26%	61.61%	100, 108, 124–125, 125, 125, 127–128, 136–138, 148, 160–161, 163–164, 166, 171, 175, 175, 175–177, 177, 177–178, 180, 180, 180, 184, 186–187, 189, 194, 196, 199–200, 205–208, 211–212, 229, 235, 235, 235, 243, 248, 275, 304–305, 385, 396, 402, 541, 541, 541–542, 562, 68, 78
ZkSyncHyperchainBase.sol	82.14%	78.57%	85.71%	85.71%	48, 56, 56, 56
contracts/state-transition/data-availability
CalldataDA.sol	100%	100%	100%	100%
RelayedSLDAValidator.sol	91.30%	50%	100%	100%	48, 73
contracts/state-transition/libraries
Diamond.sol	94.81%	86.49%	100%	97.73%	110, 112, 114, 116, 119, 184, 294
LibMap.sol	100%	100%	100%	100%
PriorityQueue.sol	100%	100%	100%	100%
PriorityTree.sol	97.62%	80%	100%	100%	76
TransactionValidator.sol	97.18%	94.12%	100%	100%	54–55
contracts/upgrades
BaseZkSyncUpgrade.sol	69.42%	48.65%	100%	75%	102, 102, 102, 104, 107, 110–111, 122, 122, 122, 124, 127, 130–131, 145–147, 165–167, 206, 208, 223, 241–242,