package runtime_test

import (
	"fmt"
	"testing"
)

const N = 20

func BenchmarkMakeSliceCopy(b *testing.B) {
	const length = 32
	var bytes = make([]byte, 8*length)
	var ints = make([]int, length)
	var ptrs = make([]*byte, length)
	b.Run("mallocmove", func(b *testing.B) {
		b.Run("Byte", func(b *testing.B) {
			var x []byte
			for i := 0; i < b.N; i++ {

func BenchmarkAcosh(b *testing.B) {
	for i := 0; i < b.N; i++ {
		Acosh(complex(2.5, 3.5))
	}
}
func BenchmarkAsin(b *testing.B) {
	for i := 0; i < b.N; i++ {
		Asin(complex(2.5, 3.5))
	}
}
func BenchmarkAsinh(b *testing.B) {
	for i := 0; i < b.N; i++ {
		Asinh(complex(2.5, 3.5))
	}
}
func BenchmarkAtan(b *testing.B) {
	for i := 0; i < b.N; i++ {
		Atan(complex(2.5, 3.5))
	}
}

var testingTrueInPackageVarInit = testing.Testing()

// init is part of TestTesting.
func init() {
	if testing.Testing() {
		testingTrueInInit = true
	}
}

var testingProg = `
package main

import (
	"fmt"
	"testing"
)

func main() {
	fmt.Println(testing.Testing())
}
`

func TestTesting(t *testing.T) {
	if !testing.Testing() {

}

func BenchmarkMapStringKeysEight_16(b *testing.B) { benchmarkMapStringKeysEight(b, 16) }
func BenchmarkMapStringKeysEight_32(b *testing.B) { benchmarkMapStringKeysEight(b, 32) }
func BenchmarkMapStringKeysEight_64(b *testing.B) { benchmarkMapStringKeysEight(b, 64) }
func BenchmarkMapStringKeysEight_1M(b *testing.B) { benchmarkMapStringKeysEight(b, 1<<20) }

func benchmarkMapStringKeysEight(b *testing.B, keySize int) {
	m := make(map[string]bool)

	}
}

func TestRandomPoint(t *testing.T) {
	t.Run("P-224", func(t *testing.T) { testRandomPoint(t, p224()) })
	t.Run("P-256", func(t *testing.T) { testRandomPoint(t, p256()) })
	t.Run("P-384", func(t *testing.T) { testRandomPoint(t, p384()) })
	t.Run("P-521", func(t *testing.T) { testRandomPoint(t, p521()) })
}

func testRandomPoint[Point nistPoint[Point]](t *testing.T, c *nistCurve[Point]) {

}

func TestRaceIntRWGlobalFuncs(t *testing.T) {
	go GlobalFunc1()
	go GlobalFunc2()
	<-GlobalCh
	<-GlobalCh
}

func TestRaceIntRWClosures(t *testing.T) {
	var x, y int
	_ = y
	ch := make(chan int, 2)

	go func() {
		y = x
		ch <- 1
	}()
	go func() {
		x = 1
		ch <- 1
	}()
	<-ch
	<-ch
}

func TestNoRaceIntRWClosures(t *testing.T) {
	var x, y int
	_ = y

import com.google.common.collect.testing.ListTestSuiteBuilder;
import com.google.common.collect.testing.NavigableSetTestSuiteBuilder;
import com.google.common.collect.testing.features.CollectionFeature;
import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.google.SetGenerators.ImmutableSortedSetAsListGenerator;

func BenchmarkUnmarshalString(b *testing.B) {
	b.ReportAllocs()
	data := []byte(`"hello, world"`)
	b.RunParallel(func(pb *testing.PB) {
		var s string
		for pb.Next() {
			if err := Unmarshal(data, &s); err != nil {
				b.Fatalf("Unmarshal error: %v", err)
			}
		}
	})
}

func BenchmarkUnmarshalFloat64(b *testing.B) {
	b.ReportAllocs()
	data := []byte(`3.14`)
	b.RunParallel(func(pb *testing.PB) {
		var f float64

	}
}

func BenchmarkPinnerPinUnpinParallel(b *testing.B) {
	b.RunParallel(func(pb *testing.PB) {
		p := new(obj)
		for pb.Next() {
			var pinner runtime.Pinner
			pinner.Pin(p)
			pinner.Unpin()
		}
	})
}

func BenchmarkPinnerPinUnpinParallelTiny(b *testing.B) {
	b.RunParallel(func(pb *testing.PB) {
		p := new(bool)
		for pb.Next() {
			var pinner runtime.Pinner
			pinner.Pin(p)

			buf, err := enc.fn(order, s1)
			checkResult(t, enc.name, order, err, buf, b)
		})
	}
}

func TestLittleEndianRead(t *testing.T)     { testRead(t, LittleEndian, little, s) }
func TestLittleEndianWrite(t *testing.T)    { testWrite(t, LittleEndian, little, s) }
func TestLittleEndianPtrWrite(t *testing.T) { testWrite(t, LittleEndian, little, &s) }