package perfdata // import nocternity.net/gomonop/pkg/perfdata

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestRangeMaxInvalid(t *testing.T) {
	assert.Panics(
		t, func() { RangeMax("") },
		"Created PerfDataRange with invalid max value",
	)
}

func TestRangeMax(t *testing.T) {
	value := "123"
	pdr := RangeMax(value)
	assert.Equal(t, "0", pdr.start, "Min value should be '0'")
	assert.Equal(t, value, pdr.end, "Max value not copied to PerfDataRange")
	assert.False(t, pdr.inside, "Inside flag should not be set")
}

func TestRangeMinMaxInvalid(t *testing.T) {
	assert.Panics(
		t, func() { RangeMinMax("", "123") },
		"Created PerfDataRange with invalid min value",
	)
	assert.Panics(
		t, func() { RangeMinMax("123", "") },
		"Created PerfDataRange with invalid max value",
	)
}

func TestRangeMinMax(t *testing.T) {
	min, max := "123", "456"
	pdr := RangeMinMax(min, max)
	assert.Equal(t, min, pdr.start, "Min value not copied to PerfDataRange")
	assert.Equal(t, max, pdr.end, "Max value not copied to PerfDataRange")
	assert.False(t, pdr.inside, "Inside flag should not be set")
}

func TestRangeInside(t *testing.T) {
	pdr := &Range{}
	pdr = pdr.Inside()
	assert.True(t, pdr.inside, "Inside flag should be set")
	pdr = pdr.Inside()
	assert.True(t, pdr.inside, "Inside flag should still be set")
}

func TestRangeString(t *testing.T) {
	type Test struct {
		pdr Range
		out string
	}
	tests := []Test{
		{pdr: Range{start: "Y", end: "X"}, out: "Y:X"},
		{pdr: Range{end: "X"}, out: "~:X"},
		{pdr: Range{start: "0", end: "X"}, out: ":X"},
		{pdr: Range{inside: true, start: "Y", end: "X"}, out: "@Y:X"},
	}

	for _, test := range tests {
		result := test.pdr.String()
		assert.Equal(t, test.out, result, "Expected '%s', got '%s'", test.out, result)
	}
}