add Float tests

Author: cpunion

float.go

@@ -5,6 +5,8 @@ package gp
 */
 import "C"
 
+// Float represents a Python float object. It provides methods to convert between
+// Go float types and Python float objects, as well as checking numeric properties.
 type Float struct {
 	Object
 }
@@ -21,6 +23,10 @@ func (f Float) Float64() float64 {
 	return float64(C.PyFloat_AsDouble(f.obj))
 }
 
+func (f Float) Float32() float32 {
+	return float32(C.PyFloat_AsDouble(f.obj))
+}
+
 func (f Float) IsInteger() Bool {
 	fn := Cast[Func](f.Attr("is_integer"))
 	return Cast[Bool](fn.callNoArgs())

float_test.go

@@ -0,0 +1,54 @@
+package gp
+
+import (
+	"testing"
+)
+
+func TestFloat(t *testing.T) {
+	t.Run("MakeFloat and conversions", func(t *testing.T) {
+		// Test creating float and converting back
+		f := MakeFloat(3.14159)
+
+		// Test Float64 conversion
+		if got := f.Float64(); got != 3.14159 {
+			t.Errorf("Float64() = %v, want %v", got, 3.14159)
+		}
+
+		// Test Float32 conversion
+		if got := f.Float32(); float64(got) != float64(float32(3.14159)) {
+			t.Errorf("Float32() = %v, want %v", got, float32(3.14159))
+		}
+	})
+
+	t.Run("IsInteger", func(t *testing.T) {
+		// Test integer float
+		intFloat := MakeFloat(5.0)
+
+		if !intFloat.IsInteger().Bool() {
+			t.Errorf("IsInteger() for 5.0 = false, want true")
+		}
+
+		// Test non-integer float
+		fracFloat := MakeFloat(5.5)
+
+		if fracFloat.IsInteger().Bool() {
+			t.Errorf("IsInteger() for 5.5 = true, want false")
+		}
+	})
+
+	t.Run("Zero and special values", func(t *testing.T) {
+		// Test zero
+		zero := MakeFloat(0.0)
+
+		if got := zero.Float64(); got != 0.0 {
+			t.Errorf("Float64() = %v, want 0.0", got)
+		}
+
+		// Test very large number
+		large := MakeFloat(1e308)
+
+		if got := large.Float64(); got != 1e308 {
+			t.Errorf("Float64() = %v, want 1e308", got)
+		}
+	})
+}