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https://github.com/codex-storage/nim-codex.git
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bd594c9aaf
* adding tracker for streamstore * adding tracker tests * Sets up tracker helper functions and closes streams in testnode.nim * Deploying checksuite for memory leak tracker checking. * Successfully deploys checksuite and asyncchecksuite. * Fix leak in testpor.nim * Fixes leaked storestream in testnetwork.nim * Fixes integration tests * Cleanup * cleanup comment by Mark --------- Co-authored-by: benbierens <thatbenbierens@gmail.com>
31 lines
897 B
Nim
31 lines
897 B
Nim
import std/unittest
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import codex/utils/optionalcast
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import ../helpers
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checksuite "optional casts":
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test "casting value to same type works":
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check 42 as int == some 42
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test "casting value to unrelated type evaluates to None":
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check 42 as string == string.none
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test "casting value to subtype works":
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type
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BaseType = ref object of RootObj
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SubType = ref object of BaseType
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let x: BaseType = SubType()
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check x as SubType == SubType(x).some
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test "casting to unrelated subtype evaluates to None":
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type
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BaseType = ref object of RootObj
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SubType = ref object of BaseType
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OtherType = ref object of BaseType
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let x: BaseType = SubType()
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check x as OtherType == OtherType.none
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test "casting works on optional types":
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check 42.some as int == some 42
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check 42.some as string == string.none
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check int.none as int == int.none
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