sudoku-funpark/export/renderHumanReadable_test.go

package export

import (
	"strings"
	"testing"

	"gitea.ligthert.net/golang/sudoku-funpark/controller"
	"gitea.ligthert.net/golang/sudoku-funpark/outputter"
)

// This function will test the renderHumanReadable function.
// Starts off by creating a new Export struct.
// Creates a new Controller struct.
// Adds a solution to the Controller struct.
// Then it will execute the renderHumanReadable function.
// Check if the output is a string.
func TestRenderHumanReadable(t *testing.T) {

	// Create a new Export struct.
	export := Export{}

	// Create a new Controller struct.
	// Set output type to "human".
	outp := outputter.Outputter{}
	outp.OutputType = "short"
	controller := controller.Controller{Outputter: &outp}
	export.Controller = &controller
	controller.Solutions = append(controller.Solutions, []string{"123456789", "987654321", "123456789", "987654321", "123456789", "987654321", "123456789", "987654321", "123456789"})

	// Execute the renderHumanReadable function.
	render := export.renderHumanReadable()

	expected := "\nSolution #1:\n╔═══════════╗\n║123│456│789╢\n║987│654│321╢\n║123│456│789╢\n╟───┼───┼───╢\n║987│654│321╢\n║123│456│789╢\n║987│654│321╢\n╟───┼───┼───╢\n║123│456│789╢\n║987│654│321╢\n║123│456│789╢\n╚═══════════╝\n"

	// Check if the output is a string and not empty.
	if render == "" {
		t.Error("Expected a non-empty string, got", render)
	}

	// Check if the output is a string.
	if strings.TrimSpace(render) != strings.TrimSpace(expected) {
		t.Error("Expected a string, got", render)
	}

}