Merge pull request #3182 from ThatcherC/component-tests

WIP: Units Tests and Code Coverage for src/components.jl

test/runtests.jl

@@ -31,6 +31,7 @@ end # testset
 include("test_defaults.jl")
 include("test_axes.jl")
 include("test_axis_letter.jl")
+include("test_components.jl")
 include("test_recipes.jl")
 include("test_hdf5plots.jl")
 include("test_pgfplotsx.jl")

test/test_components.jl

@@ -0,0 +1,46 @@
+using Plots, Test
+
+@testset "Shape Copy" begin
+    square = Shape([(0,0),(1,0),(1,1),(0,1)])
+    square2 = Shape(square)
+    @test square2.x == square.x
+    @test square2.y == square.y
+end
+
+@testset "Shape Center" begin
+    square = Shape([(0,0),(1,0),(1,1),(0,1)])
+    @test Plots.center(square) == (0.5,0.5)
+end
+
+@testset "Shape Translate" begin
+    square = Shape([(0,0),(1,0),(1,1),(0,1)])
+    squareUp = Shape([(0,1),(1,1),(1,2),(0,2)])
+    squareUpRight = Shape([(1,1),(2,1),(2,2),(1,2)])
+
+    @test Plots.translate(square,0,1).x == squareUp.x
+    @test Plots.translate(square,0,1).y == squareUp.y
+
+    @test Plots.center(translate!(square,1)) == (1.5,1.5)
+end
+
+@testset "Brush" begin
+    @testset "Colors" begin
+        baseline = brush(1, RGB(0,0,0))
+        @test brush(:black) == baseline
+        @test brush("black") == baseline
+    end
+    @testset "Weight" begin
+        @test brush(10).size == 10
+        @test brush(0.1).size == 1
+    end
+    @testset "Alpha" begin
+        @test brush(0.4).alpha == 0.4
+        @test brush(20).alpha == nothing
+    end
+    @testset "Bad Argument" begin
+        # using test_logs because test_warn seems to not work anymore
+        @test_logs (:warn,"Unused brush arg: nothing (Nothing)") begin
+            brush(nothing)
+        end
+    end
+end