terraform-provider-dependencytrack/internal/provider/util_test.go at main · bkondakor/terraform-provider-dependencytrack · GitHub

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package provider

import (
	"cmp"
	"regexp"
	"strings"
	"testing"
)

func TestParseSemver(t *testing.T) {
	{
		semver, err := ParseSemver("4.0.0")
		requireNoError(t, err)
		requireEqual(t, semver.Major, 4)
		requireEqual(t, semver.Minor, 0)
		requireEqual(t, semver.Patch, 0)
	}
	{
		semver, err := ParseSemver("1.2.3")
		requireNoError(t, err)
		requireEqual(t, semver.Major, 1)
		requireEqual(t, semver.Minor, 2)
		requireEqual(t, semver.Patch, 3)
	}
	{
		semver, err := ParseSemver("1.2")
		requireError(t, err, "^found semver with 2 parts, expected 3$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("1.2.3.4.5.6")
		requireError(t, err, "^found semver with 6 parts, expected 3$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("a.2.3")
		requireError(t, err, "^unable to parse semver major component, from: strconv.Atoi: parsing \"a\": invalid syntax$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("1.0x2.3")
		requireError(t, err, "^unable to parse semver minor component, from: strconv.Atoi: parsing \"0x2\": invalid syntax$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("1.2.0b1")
		requireError(t, err, "^unable to parse semver patch component, from: strconv.Atoi: parsing \"0b1\": invalid syntax$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("-1.2.3")
		requireError(t, err, "^unable to validate semver major component, from: -1$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("1.-2.3")
		requireError(t, err, "^unable to validate semver minor component, from: -2$")
		requireNil(t, semver)
	}
	{
		semver, err := ParseSemver("1.2.-3")
		requireError(t, err, "^unable to validate semver patch component, from: -3$")
		requireNil(t, semver)
	}
}

func TestSliceUnorderedEqual(t *testing.T) {
	{
		a := []int{1, 20, 15, 18}
		b := []int{1, 15, 18, 20}
		equal := SliceUnorderedEqual(a, b, func(a, b int) int { return b - a })
		requireEqual(t, equal, true)
	}
	{
		a := []int{1, 20, 15, 19}
		b := []int{1, 15, 18, 20}
		equal := SliceUnorderedEqual(a, b, func(a, b int) int { return b - a })
		requireEqual(t, equal, false)
	}
	{
		a := []int{}
		b := []int{}
		equal := SliceUnorderedEqual(a, b, func(a, b int) int { return b - a })
		requireEqual(t, equal, true)
	}
	{
		a := []string{"Foo", "Bar"}
		b := []string{"Bar", "Foo"}
		equal := SliceUnorderedEqual(a, b, strings.Compare)
		requireEqual(t, equal, true)
	}
}

func requireNoError(t *testing.T, actual error) {
	t.Helper()
	if actual != nil {
		t.Errorf("Expected nil, received error: %v", actual)
	}
}

func requireError(t *testing.T, actual error, expectedRegex string) {
	t.Helper()
	if actual == nil {
		t.Error("Expected error, received nil")
		return
	}
	match, err := regexp.MatchString(expectedRegex, actual.Error())
	if err != nil {
		t.Errorf("Unable to use %s as a regex pattern.", expectedRegex)
		return
	}
	if !match {
		t.Errorf("Expected error matching %s. Received %s", expectedRegex, actual.Error())
	}
}

func requireNil[T any](t *testing.T, actual *T) {
	t.Helper()
	if actual != nil {
		t.Errorf("Expected nil, received value: %v", actual)
	}
}

func requireEqual[T cmp.Ordered | bool](t *testing.T, actual T, expected T) {
	t.Helper()
	if actual != expected {
		t.Errorf("Expected %v, received %v", expected, actual)
	}
}