Unit tests.

post_5289/main_test.go

@@ -0,0 +1,117 @@
+package main
+
+import (
+	"testing"
+
+	"golang.org/x/text/language"
+)
+
+func TestDecimal_String(t *testing.T) {
+	type args struct {
+		t language.Tag
+	}
+	en := args{language.English}
+	de := args{language.German}
+	fr := args{language.French}
+	tests := []struct {
+		name string
+		n    Decimal
+		args args
+		want string
+	}{
+		// bytes
+		{"0 en", 0, en, "0"},
+		{"-0 en", -0, en, "0"},
+		{"1 en", 1, en, "1"},
+		{"-1 en", -1, en, "-1"},
+		// Kilobytes
+		{"1k en", 1_000, en, "1.0\u00A0kB"},
+		{"1k de", 1_000, de, "1,0\u00A0kB"},
+		{"-1k en", -1_000, en, "-1.0\u00A0kB"},
+		{"-1k de", -1_000, de, "-1,0\u00A0kB"},
+		// Megabytes
+		{"1M en", 1_234_567, en, "1.23\u00A0MB"},
+		{"1M de", 1_234_567, de, "1,23\u00A0MB"},
+		// Gigabytes
+		{"1G en", 1_234_567_890, en, "1.23\u00A0GB"},
+		{"1G de", 1_234_567_890, de, "1,23\u00A0GB"},
+		// Terabytes
+		{"10T en", 9_843_234_567_890, en, "9.84\u00A0TB"},
+		{"10T de", 9_843_234_567_890, de, "9,84\u00A0TB"},
+		// Petabytes
+		{"1P en", 1_000_234_567_890_000, en, "1.00\u00A0PB"},
+		{"1P de", 1_000_234_567_890_000, de, "1,00\u00A0PB"},
+		// Exabytes
+		{"5E en", 5_000_000_234_567_890_000, en, "5.00\u00A0EB"},
+		{"5E de", 5_000_000_234_567_890_000, de, "5,00\u00A0EB"},
+		{"max int en", 9_223_372_036_854_775_807, en, "9.22\u00A0EB"},
+		{"max int de", 9_223_372_036_854_775_807, de, "9,22\u00A0EB"},
+		{"-max int en", -9_223_372_036_854_775_807, en, "-9.22\u00A0EB"},
+		{"-max int de", -9_223_372_036_854_775_807, de, "-9,22\u00A0EB"},
+		{"float en", 9_223_372_036_854_775_807_000_000, en, "9,223,372.04\u00A0EB"},
+		{"float de", 9_223_372_036_854_775_807_000_000, de, "9.223.372,04\u00A0EB"},
+		{"float fr", 9_223_372_036_854_775_807_000_000, fr, "9\u00A0223\u00A0372,04\u00A0EB"},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := tt.n.String(tt.args.t); got != tt.want {
+				t.Errorf("Decimal.String() = %v, want %v", []rune(got), []rune(tt.want))
+			}
+		})
+	}
+}
+
+func TestBinary_String(t *testing.T) {
+	type args struct {
+		t language.Tag
+	}
+	en := args{language.English}
+	de := args{language.German}
+	fr := args{language.French}
+	tests := []struct {
+		name string
+		n    Binary
+		args args
+		want string
+	}{
+		// bytes
+		{"0 en", 0, en, "0"},
+		{"-0 en", -0, en, "0"},
+		{"1 en", 1, en, "1"},
+		{"-1 en", -1, en, "-1"},
+		// Kilobytes
+		{"1k en", 1_024, en, "1.0\u00A0KiB"},
+		{"1k de", 1_024, de, "1,0\u00A0KiB"},
+		{"-1k en", -1_024, en, "-1.0\u00A0KiB"},
+		{"-1k de", -1_024, de, "-1,0\u00A0KiB"},
+		// Megabytes
+		{"1M en", 1_234_567, en, "1.18\u00A0MiB"},
+		{"1M de", 1_234_567, de, "1,18\u00A0MiB"},
+		// Gigabytes
+		{"1G en", 1_234_567_890, en, "1.15\u00A0GiB"},
+		{"1G de", 1_234_567_890, de, "1,15\u00A0GiB"},
+		// Terabytes
+		{"10T en", 9_843_234_567_890, en, "8.95\u00A0TiB"},
+		{"10T de", 9_843_234_567_890, de, "8,95\u00A0TiB"},
+		// Petabytes
+		{"1P en", 1_200_234_567_890_000, en, "1.07\u00A0PiB"},
+		{"1P de", 1_200_234_567_890_000, de, "1,07\u00A0PiB"},
+		// Exabytes
+		{"4E en", 5_000_000_234_567_890_000, en, "4.34\u00A0EiB"},
+		{"4E de", 5_000_000_234_567_890_000, de, "4,34\u00A0EiB"},
+		{"max int en", 9_223_372_036_854_775_807, en, "8.00\u00A0EiB"},
+		{"max int de", 9_223_372_036_854_775_807, de, "8,00\u00A0EiB"},
+		{"-max int en", -9_223_372_036_854_775_807, en, "-8.00\u00A0EiB"},
+		{"-max int de", -9_223_372_036_854_775_807, de, "-8,00\u00A0EiB"},
+		{"float en", 9_223_372_036_854_775_807_000_000, en, "8,000,000.00\u00A0EiB"},
+		{"float de", 9_223_372_036_854_775_807_000_000, de, "8.000.000,00\u00A0EiB"},
+		{"float fr", 9_223_372_036_854_775_807_000_000, fr, "8\u00A0000\u00A0000,00\u00A0EiB"},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := tt.n.String(tt.args.t); got != tt.want {
+				t.Errorf("Binary.String() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}