struct_test.go

package config_test

import (
	"encoding/json"
	"fmt"
	"os"
	"strings"
	"testing"
	"time"

	"gitlab.com/uafrica/go-utils/config"
	"gitlab.com/uafrica/go-utils/errors"
	"gitlab.com/uafrica/go-utils/logger"
)

func TestLoad(t *testing.T) {
	logger.SetGlobalFormat(logger.NewConsole())
	logger.SetGlobalLevel(logger.LevelDebug)

	//booleans
	os.Setenv("TEST_VALUE_ENABLE_CACHE", "true")
	os.Setenv("TEST_VALUE_DISABLE_LOG", "true")
	os.Setenv("TEST_VALUE_ADMIN", "false")

	//integers
	os.Setenv("TEST_VALUE_MAX_SIZE", "12")

	os.Setenv("TEST_VALUE_SEQ1", "[4,5,6]") //list in one value

	os.Setenv("TEST_VALUE_SEQ2_10", "10") //numbered list elements
	os.Setenv("TEST_VALUE_SEQ2_20", "20")
	os.Setenv("TEST_VALUE_SEQ2_4", "4")
	os.Setenv("TEST_VALUE_SEQ2_15", "15")
	os.Setenv("TEST_VALUE_SEQ2", "100")

	os.Setenv("TEST_VALUE_CUTOFF", "2021-11-20T12:00:00+02:00")
	os.Setenv("TEST_VALUE_HOLIDAYS", "[2021-03-21,2021-04-27,2021-05-01,2021-06-16,2021-08-09,2021-12-16,2021-12-25]")

	c := Config{}
	if err := config.LoadEnv("TEST_VALUE", &c); err != nil {
		t.Fatalf("Cannot load config: %+v", err)
	}
	t.Logf("Loaded config: %+v", c)

	if !c.EnableCache || !c.DisableLog || c.Admin {
		t.Fatalf("wrong bool values: %+v", c)
	}
	if c.MaxSize != 12 {
		t.Fatalf("wrong nr values: %+v", c)
	}
	if len(c.Seq1) != 3 || c.Seq1[0] != 4 || c.Seq1[1] != 5 || c.Seq1[2] != 6 {
		t.Fatalf("wrong seq1: %+v", c)
	}
	if len(c.Seq2) != 5 || c.Seq2[0] != 100 || c.Seq2[1] != 4 || c.Seq2[2] != 10 || c.Seq2[3] != 15 || c.Seq2[4] != 20 {
		t.Fatalf("wrong seq2: %+v", c)
	}
	if c.Cutoff.UTC().Format("2006-01-02 15:04:05") != "2021-11-20 10:00:00" {
		t.Fatalf("wrong cutoff")
	}
	if len(c.Holidays) != 7 ||
		c.Holidays[0].String() != "2021-03-21" ||
		c.Holidays[1].String() != "2021-04-27" ||
		c.Holidays[2].String() != "2021-05-01" ||
		c.Holidays[3].String() != "2021-06-16" ||
		c.Holidays[4].String() != "2021-08-09" ||
		c.Holidays[5].String() != "2021-12-16" ||
		c.Holidays[6].String() != "2021-12-25" {
		t.Fatalf("wrong holidays")
	}