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adjust exception type, add tests to increase code coverage #1

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Merged
merged 2 commits into from
Sep 19, 2025
Merged

adjust exception type, add tests to increase code coverage #1

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9edeb4a
test: add tests to increase code coverage
nsajko Sep 19, 2025
07a8fd9
adjust exception type
nsajko Sep 19, 2025
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9 changes: 8 additions & 1 deletion src/FixFunctionArgument.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -17,10 +17,17 @@ module FixFunctionArgument
@noinline function throw_too_few_args()
throw(ArgumentError("too few positional arguments given in call of a `Fix`"))
end
@noinline function throw_not_int()
throw(ArgumentError("the type parameter `N` must be an `Int`"))
end
@noinline function throw_not_positive()
throw(ArgumentError("the type parameter `N` must be greater than zero"))
end
@inline function check_positive(n::Int)
@inline function check_positive(n)
if !(n isa Int)
throw_not_int()
end
n = n::Int
if n < 1
throw_not_positive()
end
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10 changes: 10 additions & 0 deletions test/runtests.jl
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Expand Up @@ -13,6 +13,16 @@ using Test
end
@testset "basic" begin
@test sin(0.3) === @inferred Fix1(sin, 0.3)()
@test (7 - 3) === @inferred Fix1(-, 7)(3)
@test (7 - 3) === @inferred Fix2(-, 3)(7)
end
@testset "invalid `N`" begin
for N ∈ (-1, 0, true)
@test_throws ArgumentError Fix{N}(+, 7)
end
end
@testset "too few arguments in call" begin
@test_throws ArgumentError Fix{10}(Returns(nothing), 7)(1, 2, 3)
end
end

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