//go:build !s390x

package cmplx

import (
	"testing"
)

func TestTanHuge(t *testing.T) {
	for i, x := range hugeIn {
		if f := Tan(x); !cSoclose(tanHuge[i], f, 3e-15) {
			t.Errorf("Tan(%g) = %g, want %g", x, f, tanHuge[i])
		}
	}

	-0.61732641504604217,
	-0.64443035102329113,
	0.37782010936075202,
	-0.35197227524865778,
	0.95917070894368716,
	0.98926032637023618,
	-0.60718488235646949,
	0.00496195478918406,
}

var tanHuge = []float64{
	5.95641897939639421,
	-0.34551069233430392,
	-0.78469661331920043,
	0.84276385870875983,
	-0.40806638884180424,
	-0.37603456702698076,
	-3.39135965054779932,
	-6.76813854009065030,

	1 << 30,
	1 << 35,
	-1 << 120,
	1 << 240,
	1 << 300,
	-1 << 480,
	1234567891234567 << 180,
	-1234567891234567 << 300,
}

// Results for tanHuge[i] calculated with https://github.com/robpike/ivy
// using 4096 bits of working precision.
var tanHuge = []complex128{
	5.95641897939639421,
	-0.34551069233430392,
	-0.78469661331920043,
	0.84276385870875983,
	0.40806638884180424,
	-0.37603456702698076,