init tests :)

test/runtests.jl

@@ -0,0 +1,55 @@
+using Test
+using Gattino
+
+df = Dict("A" => [5, 10, 15, 20], "B" => [1, 2, 3, 4])
+
+@testset "gattino plots" verbose = true begin
+    @testset "high-level plotting" verbose = true begin
+        @testset "hist" begin
+            ran = false
+            h = nothing
+            try
+                h = hist(df)
+                hist(df["A"], df["B"], ymin = 0, ymax = 50)
+                hist(["1", "2", "3", "4", "5"], df["B"], ymin = 0, ymax = 50)
+            catch
+
+            end
+            @test ran
+            layers = [p[2] for p in layers(h)]
+            @test "A" in layers
+            @test "axes" in layers
+        end
+        @testset "scatter" begin
+            ran = false
+            h = nothing
+            try
+                scatter(df)
+                h = scatter(df["A"], df["B"], ymin = 0, ymax = 50, title = "sample")
+            catch
+
+            end
+            @test ran
+            layers = [p[2] for p in layers(h)]
+            @test "points" in layers
+            @test length(h.window[:children]["points"][:children]) == length(df["A"])
+            @test "axes" in layers
+        end
+        @testset "line" begin
+            ran = false
+            h = nothing
+            try
+                line(df)
+                h = line(df["A"], df["B"], ymin = 0, ymax = 50, title = "sample")
+                line(["hi", "hello"], df["A"][1:2])
+            catch
+
+            end
+            @test ran
+            layers = [p[2] for p in layers(h)]
+            @test "points" in layers
+            @test length(h.window[:children]["points"][:children]) == length(df["A"])
+            @test "axes" in layers
+        end
+    end
+end