144 lines
No EOL
3.6 KiB
Nim
144 lines
No EOL
3.6 KiB
Nim
import unittest
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import protobuf_serialization
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type
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MyEnum = enum
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ME1, ME2, ME3
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type
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Test1 = object
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a: uint
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b: string
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Test3 = object
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g {.sfixed32.}: int
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h: int
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i: Test1
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j: string
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suite "Test Varint Encoding":
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test "Can encode/decode enum field":
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var proto = newProtoBuffer()
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var bytesProcessed: int
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proto.encodeField(ME3)
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proto.encodeField(ME2)
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var output = proto.output
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assert output == @[8.byte, 4, 16, 2]
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var offset = 0
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let decodedME3 = decodeField(output, MyEnum, offset, bytesProcessed)
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assert decodedME3.value == ME3
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assert decodedME3.index == 1
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let decodedME2 = decodeField(output, MyEnum, offset, bytesProcessed)
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assert decodedME2.value == ME2
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assert decodedME2.index == 2
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test "Can encode/decode negative number field":
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var proto = newProtoBuffer()
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let num = -153452
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var bytesProcessed: int
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proto.encodeField(num)
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var output = proto.output
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assert output == @[8.byte, 215, 221, 18]
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var offset = 0
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let decoded = decodeField(output, int, offset, bytesProcessed)
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assert decoded.value == num
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assert decoded.index == 1
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test "Can encode/decode unsigned number field":
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var proto = newProtoBuffer()
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let num = 123151.uint
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var bytesProcessed: int
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proto.encodeField(num)
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var output = proto.output
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assert output == @[8.byte, 143, 194, 7]
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var offset = 0
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let decoded = decodeField(output, uint, offset, bytesProcessed)
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assert decoded.value == num
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assert decoded.index == 1
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test "Can encode/decode string field":
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var proto = newProtoBuffer()
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let str = "hey this is a string"
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var bytesProcessed: int
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proto.encodeField(str)
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var output = proto.output
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assert output == @[10.byte, 20, 104, 101, 121, 32, 116, 104, 105, 115, 32, 105, 115, 32, 97, 32, 115, 116, 114, 105, 110, 103]
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var offset = 0
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let decoded = decodeField(output, string, offset, bytesProcessed)
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assert decoded.value == str
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assert decoded.index == 1
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test "Can encode/decode object field":
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var proto = newProtoBuffer()
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let obj = Test3(g: 300, h: 200, i: Test1(a: 100, b: "this is a test"), j: "testing")
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proto.encodeField(obj)
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var offset, bytesProcessed: int
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var output = proto.output
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let decoded = decodeField(output, Test3, offset, bytesProcessed)
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assert decoded.value == obj
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assert decoded.index == 1
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test "Can encode/decode object":
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var proto = newProtoBuffer()
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let obj = Test3(g: 300, h: 200, i: Test1(a: 100, b: "this is a test"), j: "testing")
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proto.encode(obj)
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var output = proto.output
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let decoded = output.decode(Test3)
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assert decoded == obj
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test "Can encode/decode out of order object":
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var proto = newProtoBuffer()
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let obj = Test3(g: 400, h: 100, i: Test1(a: 100, b: "this is a test"), j: "testing")
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proto.encodeField(2, 100)
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proto.encodeField(4, "testing")
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proto.encodeField(1, 400)
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proto.encodeField(3, Test1(a: 100, b: "this is a test"))
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var output = proto.output
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let decoded = output.decode(Test3)
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assert decoded == obj
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test "Empty object field does not get encoded":
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var proto = newProtoBuffer()
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let obj = Test1()
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proto.encodeField(1, obj)
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var output = proto.output
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assert output.len == 0
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let decoded = output.decode(Test1)
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assert decoded == obj
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test "Empty object does not get encoded":
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var proto = newProtoBuffer()
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let obj = Test1()
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proto.encode(obj)
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var output = proto.output
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assert output.len == 0
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let decoded = output.decode(Test1)
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assert decoded == obj |