feat: initial public version

stringx/stringx_test.go

@@ -0,0 +1,51 @@
+package stringx
+
+import "testing"
+
+func TestShorten(t *testing.T) {
+	t.Run("shorten", func(t *testing.T) {
+		const src = "Hello, World!"
+		const want = "Hello [truncated]"
+		got := Shorten(src, 5)
+		if got != want {
+			t.Errorf("expected %q, got %q", got, want)
+		}
+	})
+	t.Run("ignore", func(t *testing.T) {
+		const src = "Hello, World!"
+		const want = src
+		got := Shorten(src, 20)
+		if got != want {
+			t.Errorf("expected %q, got %q", got, want)
+		}
+	})
+}
+
+func TestCompact(t *testing.T) {
+	t.Run("compact", func(t *testing.T) {
+		const src = "go\nis   awesome"
+		const want = "go is awesome"
+		got := Compact(src)
+		if got != want {
+			t.Errorf("expected %q, got %q", got, want)
+		}
+	})
+	t.Run("ignore", func(t *testing.T) {
+		const src = "go is awesome"
+		const want = src
+		got := Compact(src)
+		if got != want {
+			t.Errorf("expected %q, got %q", got, want)
+		}
+	})
+}
+
+func TestRandString(t *testing.T) {
+	lengths := []int{2, 4, 6, 8, 10}
+	for _, n := range lengths {
+		s := RandString(n)
+		if len(s) != n {
+			t.Errorf("%d: expected len(s) = %d, got %d", n, n, len(s))
+		}
+	}
+}