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inertia_test.go
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package gonertia
import (
"html/template"
"reflect"
"strings"
"testing"
"testing/fstest"
)
var rootTemplate = `<html>
<head>{{ .inertiaHead }}</head>
<body>{{ .inertia }}</body>
</html>`
func TestNew(t *testing.T) {
t.Parallel()
t.Run("success", func(t *testing.T) {
t.Parallel()
i, err := New(rootTemplate)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if i.rootTemplateHTML != rootTemplate {
t.Fatalf("root template html=%s, want=%s", i.rootTemplateHTML, rootTemplate)
}
})
t.Run("blank", func(t *testing.T) {
t.Parallel()
_, err := New("")
if err == nil {
t.Fatal("error expected")
}
})
}
func TestNewFromFile(t *testing.T) {
t.Parallel()
f := tmpFile(t, rootTemplate)
i, err := NewFromFile(f.Name())
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if i.rootTemplateHTML != rootTemplate {
t.Fatalf("root template html=%s, want=%s", i.rootTemplateHTML, rootTemplate)
}
}
func TestNewFromFileFS(t *testing.T) {
t.Parallel()
testFS := fstest.MapFS{
"root.html": {
Data: []byte(rootTemplate),
},
}
i, err := NewFromFileFS(testFS, "root.html")
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if i.rootTemplateHTML != rootTemplate {
t.Fatalf("root template html=%s, want=%s", i.rootTemplateHTML, rootTemplate)
}
}
func TestNewFromReader(t *testing.T) {
t.Parallel()
i, err := NewFromReader(strings.NewReader(rootTemplate))
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if i.rootTemplateHTML != rootTemplate {
t.Fatalf("root template html=%s, want=%s", i.rootTemplateHTML, rootTemplate)
}
}
func TestNewFromBytes(t *testing.T) {
t.Parallel()
i, err := NewFromBytes([]byte(rootTemplate))
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if i.rootTemplateHTML != rootTemplate {
t.Fatalf("root template html=%s, want=%s", i.rootTemplateHTML, rootTemplate)
}
}
func TestNewFromTemplate(t *testing.T) {
t.Parallel()
t.Run("success", func(t *testing.T) {
t.Parallel()
tmpl := template.Must(template.New("foo").Parse(`<div id="app"></div>`))
i, err := NewFromTemplate(tmpl)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if i.rootTemplate == nil {
t.Fatalf("missing root template")
}
})
t.Run("nil", func(t *testing.T) {
t.Parallel()
i, err := NewFromTemplate(nil)
if err == nil {
t.Fatalf("expected error for passing a nil template")
}
if i != nil {
t.Fatalf("expected Inertia instance to be nil, but got %v", i)
}
})
}
func TestInertia_ShareProp(t *testing.T) {
t.Parallel()
type args struct {
key string
val any
}
tests := []struct {
name string
props Props
args args
want Props
}{
{
"add",
Props{},
args{
key: "foo",
val: "bar",
},
Props{"foo": "bar"},
},
{
"replace",
Props{"foo": "zoo"},
args{
key: "foo",
val: "bar",
},
Props{"foo": "bar"},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
i := I(func(i *Inertia) {
i.sharedProps = tt.props
})
i.ShareProp(tt.args.key, tt.args.val)
if !reflect.DeepEqual(i.sharedProps, tt.want) {
t.Fatalf("sharedProps=%#v, want=%#v", i.sharedProps, tt.want)
}
})
}
}
func TestInertia_SharedProps(t *testing.T) {
t.Parallel()
tests := []struct {
name string
props Props
}{
{
"empty",
Props{},
},
{
"with values",
Props{"foo": "bar"},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
i := I(func(i *Inertia) {
i.sharedProps = tt.props
})
got := i.SharedProps()
if !reflect.DeepEqual(got, i.sharedProps) {
t.Fatalf("sharedProps=%#v, want=%#v", got, i.sharedProps)
}
})
}
}
func TestInertia_SharedProp(t *testing.T) {
t.Parallel()
tests := []struct {
name string
props Props
key string
want any
wantOk bool
}{
{
"empty props",
Props{},
"foo",
nil,
false,
},
{
"not found",
Props{"foo": 123},
"bar",
nil,
false,
},
{
"found",
Props{"foo": 123},
"foo",
123,
true,
},
{
"found nil value",
Props{"foo": nil},
"foo",
nil,
true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
i := I(func(i *Inertia) {
i.sharedProps = tt.props
})
got, ok := i.SharedProp(tt.key)
if ok != tt.wantOk {
t.Fatalf("ok=%t, want=%t", ok, tt.wantOk)
}
if !reflect.DeepEqual(got, tt.want) {
t.Fatalf("SharedProp()=%#v, want=%#v", got, tt.want)
}
})
}
}
func TestInertia_ShareTemplateData(t *testing.T) {
t.Parallel()
type args struct {
key string
val any
}
tests := []struct {
name string
templateData TemplateData
args args
want TemplateData
}{
{
"add",
TemplateData{},
args{
key: "foo",
val: "bar",
},
TemplateData{"foo": "bar"},
},
{
"replace",
TemplateData{"foo": "zoo"},
args{
key: "foo",
val: "bar",
},
TemplateData{"foo": "bar"},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
i := I(func(i *Inertia) {
i.sharedTemplateData = tt.templateData
})
i.ShareTemplateData(tt.args.key, tt.args.val)
if !reflect.DeepEqual(i.sharedTemplateData, tt.want) {
t.Fatalf("sharedTemplateData=%#v, want=%#v", i.sharedTemplateData, tt.want)
}
})
}
}
func TestInertia_ShareTemplateFunc(t *testing.T) {
t.Parallel()
type args struct {
key string
val any
}
tests := []struct {
name string
templateFuncs TemplateFuncs
args args
want TemplateFuncs
}{
{
"add",
TemplateFuncs{},
args{
key: "foo",
val: "bar",
},
TemplateFuncs{"foo": "bar"},
},
{
"replace",
TemplateFuncs{"foo": "zoo"},
args{
key: "foo",
val: "bar",
},
TemplateFuncs{"foo": "bar"},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
i := I(func(i *Inertia) {
i.rootTemplateHTML = rootTemplate
i.sharedTemplateFuncs = tt.templateFuncs
})
err := i.ShareTemplateFunc(tt.args.key, tt.args.val)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !reflect.DeepEqual(i.sharedTemplateFuncs, tt.want) {
t.Fatalf("sharedTemplateFuncs=%#v, want=%#v", i.sharedTemplateFuncs, tt.want)
}
})
}
t.Run("empty root template html string", func(t *testing.T) {
t.Parallel()
i := I(func(i *Inertia) {
i.rootTemplateHTML = ""
i.sharedTemplateFuncs = TemplateFuncs{"foo": "bar"}
})
err := i.ShareTemplateFunc("foo", "baz")
if err == nil {
t.Fatalf("expected error for missing root template html string")
}
})
}