From 0f90369b9c069bcc89400fa26a80354f10f2dff6 Mon Sep 17 00:00:00 2001
From: Sheehan Olver <solver@mac.com>
Date: Sun, 30 Jul 2023 15:17:40 +0100
Subject: [PATCH] Increase codecov

---
 test/test_banded.jl    | 2 ++
 test/test_interface.jl | 6 ++++++
 test/test_linalg.jl    | 7 +++++++
 3 files changed, 15 insertions(+)

diff --git a/test/test_banded.jl b/test/test_banded.jl
index 5fe02dea..6d9f4e9e 100644
--- a/test/test_banded.jl
+++ b/test/test_banded.jl
@@ -515,6 +515,8 @@ Base.similar(::MyMatrix, ::Type{T}, m::Int, n::Int) where T = MyMatrix{T}(undef,
             @test LinearAlgebra.copymutable_oftype(B', Float64) isa Adjoint{Float64,<:BandedMatrix{Float64}}
             @test LinearAlgebra.copymutable_oftype(transpose(B), Float64) == transpose(B)
             @test LinearAlgebra.copymutable_oftype(transpose(B), Float64) isa Transpose{Float64,<:BandedMatrix{Float64}}
+
+            @test LinearAlgebra.copymutable_oftype(UpperTriangular(B), Float64) == B
         end
     end
 end
diff --git a/test/test_interface.jl b/test/test_interface.jl
index f9d25cde..a43ecc36 100644
--- a/test/test_interface.jl
+++ b/test/test_interface.jl
@@ -205,6 +205,12 @@ LinearAlgebra.fill!(A::PseudoBandedMatrix, v) = fill!(A.data,v)
             bandwidths(convert(BandedMatrix{Float64}, A)) ==
             bandwidths(convert(BandedMatrix{Float64,Matrix{Float64}},A)) ==
             bandwidths(A)
+
+    @testset "copymutable_oftype" begin
+        A = PseudoBandedMatrix(rand(5, 4), 1, 2)
+        @test ArrayLayouts.copymutable_oftype_layout(MemoryLayout(A), A, BigFloat) == A
+        @test ArrayLayouts.copymutable_oftype_layout(MemoryLayout(A), A, BigFloat) isa BandedMatrix
+    end
 end
 
 @testset "Bi/Tri/Diagonal" begin
diff --git a/test/test_linalg.jl b/test/test_linalg.jl
index 1fcc218c..1470024c 100644
--- a/test/test_linalg.jl
+++ b/test/test_linalg.jl
@@ -426,5 +426,12 @@ import BandedMatrices: BandedColumns, _BandedMatrix
             end
         end
     end
+
+    @testset "mul with α = 0" begin
+        A = randn(5,5)
+        B = brand(5,5,1,2)
+        @test muladd!(0.0, A, B, 2.0, copy(A)) == 2A
+        @test muladd!(0.0, B, A, 2.0, copy(A)) == 2A
+    end
 end