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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,56 @@ | ||
| // SPDX-License-Identifier: UNLICENSED | ||
| pragma solidity ^0.8.13; | ||
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| import {Test, console} from "forge-std/Test.sol"; | ||
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| contract RandomVarTest is Test { | ||
| uint256 constant length_limit = 72; | ||
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| function test_randomBool() public view { | ||
| bool freshBool = vm.randomBool(); | ||
| vm.assume(freshBool); | ||
| } | ||
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| function test_randomAddress() public { | ||
| address freshAddress = vm.randomAddress(); | ||
| assertNotEq(freshAddress, address(this)); | ||
| assertNotEq(freshAddress, address(vm)); | ||
| } | ||
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| function test_randomBytes_length(uint256 len) public view { | ||
| vm.assume(0 < len); | ||
| vm.assume(len <= length_limit); | ||
| bytes memory freshBytes = vm.randomBytes(len); | ||
| assertEq(freshBytes.length, len); | ||
| } | ||
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| function test_randomBytes4_length() public view { | ||
| bytes4 freshBytes = vm.randomBytes4(); | ||
| assertEq(freshBytes.length, 4); | ||
| } | ||
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| function test_randomBytes8_length() public view { | ||
| bytes8 freshBytes = vm.randomBytes8(); | ||
| assertEq(freshBytes.length, 8); | ||
| } | ||
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| function test_randomUint_192() public { | ||
| uint256 randomUint192 = vm.randomUint(192); | ||
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| assert(0 <= randomUint192); | ||
| assert(randomUint192 <= type(uint192).max); | ||
| } | ||
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| function test_randomUint_Range(uint256 min, uint256 max) public { | ||
| vm.assume(max >= min); | ||
| uint256 rand = vm.randomUint(min, max); | ||
| assertTrue(rand >= min, "rand >= min"); | ||
| assertTrue(rand <= max, "rand <= max"); | ||
| } | ||
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| function test_randomUint() public { | ||
| uint256 rand = vm.randomUint(); | ||
| assertTrue(rand >= type(uint256).min); | ||
| assertTrue(rand <= type(uint256).max); | ||
| } | ||
| } |