package main

import "fmt"

func main() {
	fmt.Println("=== Phase 1.1: Explicit Pointer Types - Complete Test ===\n")

	// Test 1: Slice creation and pointer wrapping
	fmt.Println("=== Slice Tests ===")
	s := &[]int{10, 20, 30, 40, 50}
	fmt.Println("Created s := &[]int{10, 20, 30, 40, 50}")
	fmt.Println("Type: *[]int")

	// Test 2: Slice auto-dereference indexing
	fmt.Println("\nAuto-dereference indexing:")
	fmt.Println("  s[0] =", s[0])
	fmt.Println("  s[1] =", s[1])
	fmt.Println("  s[4] =", s[4])

	// Test 3: Manual dereferencing
	fmt.Println("\nManual dereference:")
	deref := *s
	fmt.Println("  deref := *s")
	fmt.Println("  deref[0] =", deref[0])
	fmt.Println("  (*s)[2] =", (*s)[2])

	// Test 4: Built-in functions with auto-dereference
	fmt.Println("\nBuilt-in functions (auto-dereference):")
	fmt.Println("  len(s) =", len(s))
	fmt.Println("  cap(s) =", cap(s))
	fmt.Println("  len(*s) =", len(*s))
	fmt.Println("  cap(*s) =", cap(*s))

	// Test 5: Map creation and pointer wrapping
	fmt.Println("\n=== Map Tests ===")
	m := &map[string]int{"x": 100, "y": 200, "z": 300}
	fmt.Println("Created m := &map[string]int{\"x\": 100, \"y\": 200, \"z\": 300}")
	fmt.Println("Type: *map[string]int")

	// Test 6: Map auto-dereference indexing
	fmt.Println("\nAuto-dereference indexing:")
	fmt.Println("  m[\"x\"] =", m["x"])
	fmt.Println("  m[\"y\"] =", m["y"])
	fmt.Println("  m[\"z\"] =", m["z"])

	// Test 7: Manual map dereferencing
	fmt.Println("\nManual dereference:")
	fmt.Println("  (*m)[\"x\"] =", (*m)["x"])
	mDeref := *m
	fmt.Println("  mDeref := *m")
	fmt.Println("  mDeref[\"y\"] =", mDeref["y"])

	// Test 8: Map built-in functions
	fmt.Println("\nBuilt-in functions:")
	fmt.Println("  len(m) =", len(m))
	fmt.Println("  len(*m) =", len(*m))

	// Summary
	fmt.Println("\n=== Summary ===")
	fmt.Println("✅ Pointer-wrapped slices: &[]T")
	fmt.Println("✅ Pointer-wrapped maps: &map[K]V")
	fmt.Println("✅ Auto-dereference slice indexing: s[i]")
	fmt.Println("✅ Auto-dereference map indexing: m[k]")
	fmt.Println("✅ Auto-dereference len() and cap()")
	fmt.Println("✅ Manual dereferencing: *s, *m")
	fmt.Println("\n🎉 Phase 1.1 Implementation Complete!")
}