fix tests for change in default RNG on nightly (#699)

* fix tests for change in default RNG on nightly

* ditch redundant test

Author: palday

test/sampling.jl

@@ -219,11 +219,12 @@ wv = Weights([zeros(5); 1:4; -1])
 @test_throws ErrorException sample(a, wv, 1, replace=false)
 
 #### weighted sampling with dimension
-Random.seed!(1);
 
-@test sample([1, 2], Weights([1, 1]), (2,2)) == ones(2,2)
+# weights respected; this works because of the 0-weight
 @test sample([1, 2], Weights([0, 1]), (2,2)) == [2 2 ; 2 2]
-@test sample(collect(1:4), Weights(1:4), (2,2), replace=false) == [4 1; 3 2]
+wm =  sample(collect(1:4), Weights(1:4), (2,2), replace=false)
+@test size(wm) == (2, 2) # correct shape
+@test length(Set(wm)) == 4 # no duplicates in elements
 
 
 #### check that sample and sample! do the same thing

test/statmodels.jl

@@ -56,8 +56,10 @@ x3    1.56734e-13     Bad     2    0.00  <1e-15
     (Name = "x3", Estimate = 1.56734e-13, Comments = "Bad", df = 2, t = 2.68e-16, p = 1.345e-16)
 ]
 
-Random.seed!(10)
-m = rand(3,4)
+
+m = [0.11258244478647295  0.05664544616214151  0.38181274408522614  0.8197779704008801
+     0.36831406658084287  0.12078054506961555  0.8151038332483567   0.6699313951612162
+     0.3444540231363058   0.17957407667101322  0.2422083248151139   0.4530583319523316]
 ct = CoefTable(m, ["Estimate", "Stderror", "df", "p"], [], 4)
 @test sprint(show, ct) == """
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