Upgrade gomponents to v0.18.0

And copy assert package to local scope.

Makefile

@@ -10,4 +10,4 @@ lint:
 	golangci-lint run
 
 test:
-	go test -coverprofile=cover.out ./...
+	go test -coverprofile=cover.out -shuffle on ./...

go.mod

@@ -2,4 +2,4 @@ module github.com/maragudk/gomponents-heroicons
 
 go 1.15
 
-require github.com/maragudk/gomponents v0.16.0
+require github.com/maragudk/gomponents v0.18.0

go.sum

@@ -1,2 +1,4 @@
 github.com/maragudk/gomponents v0.16.0 h1:qoFF52ePoX27b6uvLGfGNcIfN/F6NSg9YCtqoipBXuM=
 github.com/maragudk/gomponents v0.16.0/go.mod h1:0OdlqOoqxcwvhBFrp8wlKHnEXhNB7IVhb8GuARmd+tI=
+github.com/maragudk/gomponents v0.18.0 h1:EcdeRUWsWW6hK9ftnGAoyXR00SQWecCBxuXghQvdEcc=
+github.com/maragudk/gomponents v0.18.0/go.mod h1:0OdlqOoqxcwvhBFrp8wlKHnEXhNB7IVhb8GuARmd+tI=

heroicons_test.go

@@ -3,11 +3,11 @@ package heroicons_test
 import (
 	"testing"
 
-	"github.com/maragudk/gomponents/assert"
 	. "github.com/maragudk/gomponents/html"
 	"github.com/maragudk/gomponents/svg"
 
 	heroicons "github.com/maragudk/gomponents-heroicons"
+	"github.com/maragudk/gomponents-heroicons/internal/assert"
 )
 
 func TestOutline(t *testing.T) {

internal/assert/assert.go

@@ -0,0 +1,20 @@
+// Package assert provides testing helpers.
+package assert
+
+import (
+	"strings"
+	"testing"
+
+	g "github.com/maragudk/gomponents"
+)
+
+// Equal checks for equality between the given expected string and the rendered Node string.
+func Equal(t *testing.T, expected string, actual g.Node) {
+	t.Helper()
+
+	var b strings.Builder
+	_ = actual.Render(&b)
+	if expected != b.String() {
+		t.Fatalf(`expected "%v" but got "%v"`, expected, actual)
+	}
+}

outline/adjustments_test.go

@@ -3,9 +3,9 @@ package outline_test
 import (
 	"testing"
 
-	"github.com/maragudk/gomponents/assert"
 	. "github.com/maragudk/gomponents/html"
 
+	"github.com/maragudk/gomponents-heroicons/internal/assert"
 	"github.com/maragudk/gomponents-heroicons/outline"
 )
 

solid/adjustments_test.go

@@ -4,8 +4,9 @@ import (
 	"testing"
 
 	"github.com/maragudk/gomponents-heroicons/solid"
-	"github.com/maragudk/gomponents/assert"
 	. "github.com/maragudk/gomponents/html"
+
+	"github.com/maragudk/gomponents-heroicons/internal/assert"
 )
 
 func TestAdjustments(t *testing.T) {