66 lines
1.9 KiB
Nim
66 lines
1.9 KiB
Nim
import std/sequtils
|
|
import pkg/chronos
|
|
import pkg/asynctest
|
|
|
|
import ./helpers
|
|
|
|
import pkg/codex/indexingstrategy
|
|
|
|
for offset in @[0, 1, 2, 100]:
|
|
suite "Indexing strategies (Offset: " & $offset & ")":
|
|
let
|
|
firstIndex = 0 + offset
|
|
lastIndex = 12 + offset
|
|
nIters = 3
|
|
linear = LinearIndexingStrategy.new(firstIndex, lastIndex, nIters)
|
|
stepped = SteppedIndexingStrategy.new(firstIndex, lastIndex, nIters)
|
|
|
|
test "linear":
|
|
check:
|
|
linear.getIndicies(0) == @[0, 1, 2, 3, 4].mapIt(it + offset)
|
|
linear.getIndicies(1) == @[5, 6, 7, 8, 9].mapIt(it + offset)
|
|
linear.getIndicies(2) == @[10, 11, 12].mapIt(it + offset)
|
|
|
|
test "stepped":
|
|
check:
|
|
stepped.getIndicies(0) == @[0, 3, 6, 9, 12].mapIt(it + offset)
|
|
stepped.getIndicies(1) == @[1, 4, 7, 10].mapIt(it + offset)
|
|
stepped.getIndicies(2) == @[2, 5, 8, 11].mapIt(it + offset)
|
|
|
|
suite "Indexing strategies":
|
|
let
|
|
linear = LinearIndexingStrategy.new(0, 10, 3)
|
|
stepped = SteppedIndexingStrategy.new(0, 10, 3)
|
|
|
|
test "smallest range 0":
|
|
let
|
|
l = LinearIndexingStrategy.new(0, 0, 1)
|
|
s = SteppedIndexingStrategy.new(0, 0, 1)
|
|
check:
|
|
l.getIndicies(0) == @[0]
|
|
s.getIndicies(0) == @[0]
|
|
|
|
test "smallest range 1":
|
|
let
|
|
l = LinearIndexingStrategy.new(0, 1, 1)
|
|
s = SteppedIndexingStrategy.new(0, 1, 1)
|
|
check:
|
|
l.getIndicies(0) == @[0, 1]
|
|
s.getIndicies(0) == @[0, 1]
|
|
|
|
test "first index must be smaller than last index":
|
|
expect AssertionDefect:
|
|
discard LinearIndexingStrategy.new(10, 0, 1)
|
|
|
|
test "numberOfIterations must be greater than zero":
|
|
expect AssertionDefect:
|
|
discard LinearIndexingStrategy.new(0, 10, 0)
|
|
|
|
test "linear - oob":
|
|
expect AssertionDefect:
|
|
discard linear.getIndicies(3)
|
|
|
|
test "stepped - oob":
|
|
expect AssertionDefect:
|
|
discard stepped.getIndicies(3)
|