72 lines
2.1 KiB
Julia
72 lines
2.1 KiB
Julia
# This file is a part of Julia. License is MIT: https://julialang.org/license
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@test length(ExponentialBackOff(n=10)) == 10
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@test collect(ExponentialBackOff(n=10, first_delay=0.01))[1] == 0.01
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@test maximum(ExponentialBackOff(n=10, max_delay=0.06)) == 0.06
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ratio(x) = x[2:end]./x[1:end-1]
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@test all(x->x ≈ 10.0, ratio(collect(ExponentialBackOff(n=10, max_delay=Inf, factor=10, jitter=0.0))))
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srand(12345)
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@test (mean(ratio(collect(ExponentialBackOff(n=100, max_delay=Inf, factor=1, jitter=0.1)))) - 1.0) < 1e-4
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let
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function foo_error(c, n)
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c[1] += 1
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if c[1] <= n
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error("foo")
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end
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return 7
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end
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# Success on first attempt
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c = [0]
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@test retry(foo_error)(c,0) == 7
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@test c[1] == 1
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# Success on second attempt
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c = [0]
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@test retry(foo_error)(c,1) == 7
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@test c[1] == 2
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# 2 failed retry attempts, so exception is raised
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c = [0]
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ex = try retry(foo_error, delays=ExponentialBackOff(n=2))(c,3) catch e; e end
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@test ex.msg == "foo"
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@test c[1] == 3
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c = [0]
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ex = try retry(foo_error, check=(s,e)->(s,isa(e, ErrorException)))(c,2) catch e; e end
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@test typeof(ex) == ErrorException
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@test ex.msg == "foo"
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@test c[1] == 2
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c = [0]
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ex = try retry(foo_error, check=(s,e)->(s,e.msg == "foo"))(c,2) catch e; e end
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@test typeof(ex) == ErrorException
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@test ex.msg == "foo"
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@test c[1] == 2
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# No retry if condition does not match
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c = [0]
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ex = try retry(foo_error, check=(s,e)->(s,e.msg == "bar"))(c,2) catch e; e end
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@test typeof(ex) == ErrorException
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@test ex.msg == "foo"
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@test c[1] == 1
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c = [0]
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ex = try retry(foo_error, check=(s,e)->(s,try e.http_status_code == "503" end != true))(c,2) catch e; e end
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@test typeof(ex) == ErrorException
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@test ex.msg == "foo"
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@test c[1] == 2
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c = [0]
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ex = try retry(foo_error, check=(s,e)->(s,isa(e,SystemError)))(c,2) catch e; e end
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@test typeof(ex) == ErrorException
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@test ex.msg == "foo"
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@test c[1] == 1
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# Functions with keyword arguments
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foo_kwargs(x; y=5) = x + y
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@test retry(foo_kwargs)(3) == 8
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@test retry(foo_kwargs)(3; y=4) == 7
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end
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