59 lines
1.8 KiB
Nim
59 lines
1.8 KiB
Nim
# SPDX-FileCopyrightText: ☭ Emery Hemingway
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# SPDX-License-Identifier: Unlicense
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import std/[tables, unittest]
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import preserves, syndicate
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from syndicate/protocols/dataspace import Observe
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type Observe = dataspace.Observe[Cap]
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import ./test_schema
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test "patterns":
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let observerPat = ?Observe(pattern: !Foo) ?? {0: grab()}
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check($observerPat == """<rec Observe [<rec rec [<lit foo> <arr [<bind <_>> <_> <_>]>]> <_>]>""")
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let
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value = @["alles", "in", "ordnung"]
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observer = toPreserve(Observe(pattern: inject(?Foo, { 0: ?value })), Cap)
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have = capture(observerPat, observer).toPreserve(Cap).unpackLiterals
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want = [value.toPreserve(Cap)].toPreserve(Cap)
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check(have == want)
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type Record {.preservesDictionary.} = object
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a, b, c: int
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test "dictionaries":
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let pat = ?Record
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echo pat
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var source = initDictionary(Cap)
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source["b".toSymbol(Cap)] = 2.toPreserve(Cap)
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source["c".toSymbol(Cap)] = 3.toPreserve(Cap)
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source["a".toSymbol(Cap)] = 1.toPreserve(Cap)
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let values = capture(pat, source)
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check $values == "@[1, 2, 3]"
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type
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File {.preservesDictionary.} = object
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name: string
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path: string
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size: BiggestInt
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`type`: string
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Files = Table[Symbol, File]
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Fields = Table[Symbol, string]
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Request {.preservesRecord: "request".} = object
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seq: BiggestInt
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fields: Fields
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files: Files
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test "literals":
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const txt = """<rec request [<lit 3> <dict {artists: <lit "kyyyyym"> date: <lit "2023-10-14"> notes: <lit "Lots of stuff"> title: <lit "Domes show">}> <dict {front-cover: <dict {name: <lit "ADULT_TIME_Glielmi.jpg"> path: <lit "/tmp/652adad1b3d2b666dcc8d857.jpg"> size: <lit 255614> type: <lit "image/jpeg">}>}>]>"""
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var pr = parsePreserves(txt, Cap)
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var capture: Literal[Request]
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check capture.fromPreserve(pr)
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echo capture.value
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