Fix integer-valued reference plot labels

Author: kojix2

spec/reference/barplot_spec.cr

@@ -3,29 +3,29 @@ require "../support/reference_helpers"
 describe "Julia reference output compatibility - barplot" do
   describe "barplot" do
     it "matches barplot/default" do
-      p = UnicodePlot.barplot(["bar", "foo"], [23.0, 37.0])
+      p = UnicodePlot.barplot(["bar", "foo"], [23, 37])
       test_ref("barplot/default.txt", p)
     end
 
     it "matches barplot/default2 (with barplot! appended)" do
-      p = UnicodePlot.barplot(["bar", "foo"], [23.0, 37.0])
-      UnicodePlot.barplot!(p, ["zoom"], [90.0])
+      p = UnicodePlot.barplot(["bar", "foo"], [23, 37])
+      UnicodePlot.barplot!(p, ["zoom"], [90])
       test_ref("barplot/default2.txt", p)
     end
 
     it "matches barplot/nocolor" do
-      p = UnicodePlot.barplot(["bar", "foo"], [23.0, 37.0])
+      p = UnicodePlot.barplot(["bar", "foo"], [23, 37])
       test_ref("barplot/nocolor.txt", p)
     end
 
     it "matches barplot/ranges" do
-      p = UnicodePlot.barplot(["2", "3", "4", "5", "6"], [11.0, 12.0, 13.0, 14.0, 15.0])
+      p = UnicodePlot.barplot(["2", "3", "4", "5", "6"], [11, 12, 13, 14, 15])
       test_ref("barplot/ranges.txt", p)
     end
 
     it "matches barplot/ranges2" do
-      p = UnicodePlot.barplot(["2", "3", "4", "5", "6"], [11.0, 12.0, 13.0, 14.0, 15.0])
-      UnicodePlot.barplot!(p, ["9", "10"], [20.0, 21.0])
+      p = UnicodePlot.barplot(["2", "3", "4", "5", "6"], [11, 12, 13, 14, 15])
+      UnicodePlot.barplot!(p, ["9", "10"], [20, 21])
       test_ref("barplot/ranges2.txt", p)
     end
 
@@ -71,24 +71,24 @@ describe "Julia reference output compatibility - barplot" do
     end
 
     it "matches barplot/edgecase_zeros" do
-      p = UnicodePlot.barplot(["5", "4", "3", "2", "1"], [0.0, 0.0, 0.0, 0.0, 0.0])
+      p = UnicodePlot.barplot(["5", "4", "3", "2", "1"], [0, 0, 0, 0, 0])
       test_ref("barplot/edgecase_zeros.txt", p)
     end
 
     it "matches barplot/edgecase_onelarge" do
-      p = UnicodePlot.barplot(["a", "b", "c", "d"], [1.0, 1.0, 1.0, 1_000_000.0])
+      p = UnicodePlot.barplot(["a", "b", "c", "d"], [1, 1, 1, 1_000_000])
       test_ref("barplot/edgecase_onelarge.txt", p)
     end
 
     it "matches barplot/col1 (8-bit terminal color, ANSI stripped)" do
-      p = UnicodePlot.barplot(["B", "A"], [2.0, 1.0], color: 9_i32)
+      p = UnicodePlot.barplot(["B", "A"], [2, 1], color: 9_i32)
       test_ref("barplot/col1.txt", p)
     end
 
     it "matches barplot/log10" do
       p = UnicodePlot.barplot(
         ["a", "b", "c", "d", "e"],
-        [0.0, 1.0, 10.0, 100.0, 1_000.0],
+        [0, 1, 10, 100, 1_000],
         title: "Logscale Plot",
         xscale: :log10,
       )
@@ -98,7 +98,7 @@ describe "Julia reference output compatibility - barplot" do
     it "matches barplot/log10_label" do
       p = UnicodePlot.barplot(
         ["a", "b", "c", "d", "e"],
-        [0.0, 1.0, 10.0, 100.0, 1_000.0],
+        [0, 1, 10, 100, 1_000],
         title: "Logscale Plot",
         xlabel: "custom label",
         xscale: :log10,
@@ -107,14 +107,14 @@ describe "Julia reference output compatibility - barplot" do
     end
 
     it "matches barplot/col2 (RGB tuple color)" do
-      p = UnicodePlot.barplot(["B", "A"], [2.0, 1.0], color: {200, 50, 0})
+      p = UnicodePlot.barplot(["B", "A"], [2, 1], color: {200, 50, 0})
       test_ref("barplot/col2.txt", p)
     end
 
     it "matches barplot/colors (per-bar color vector)" do
       p = UnicodePlot.barplot(
         ["a", "b", "c", "d", "e"],
-        [20.0, 30.0, 60.0, 50.0, 40.0],
+        [20, 30, 60, 50, 40],
         color: [:red, :green, :blue, :yellow, :normal],
       )
       test_ref("barplot/colors.txt", p)
@@ -123,7 +123,7 @@ describe "Julia reference output compatibility - barplot" do
     it "matches barplot/maximum_series1" do
       p = UnicodePlot.barplot(
         ["1", "2", "3"],
-        [1.0, 2.0, 3.0],
+        [1, 2, 3],
         color: :blue,
         name: "1ˢᵗ series",
         maximum: 10.0,
@@ -134,12 +134,12 @@ describe "Julia reference output compatibility - barplot" do
     it "matches barplot/maximum_series2" do
       p = UnicodePlot.barplot(
         ["1", "2", "3"],
-        [1.0, 2.0, 3.0],
+        [1, 2, 3],
         color: :blue,
         name: "1ˢᵗ series",
         maximum: 10.0,
       )
-      UnicodePlot.barplot!(p, ["4", "5", "6"], [6.0, 1.0, 10.0], color: :red, name: "2ⁿᵈ series")
+      UnicodePlot.barplot!(p, ["4", "5", "6"], [6, 1, 10], color: :red, name: "2ⁿᵈ series")
       test_ref("barplot/maximum_series2.txt", p)
     end
   end

src/unicode_plot/interface/histogram.cr

@@ -300,7 +300,7 @@ module UnicodePlot
       border: border, margin: margin, padding: padding,
       labels: labels, unicode_exponent: unicode_exponent,
       thousands_separator: thousands_separator, symbols: symbols,
-      width: width
+      width: width, integer_labels: true
     )
     plot
   end