2021-12-25 08:21:26 -08:00
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package services
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import (
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2024-06-15 12:34:24 -07:00
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"context"
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"fmt"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/labstack/echo/v4"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"git.grosinger.net/tgrosinger/saasitone/config"
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"git.grosinger.net/tgrosinger/saasitone/pkg/htmx"
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"git.grosinger.net/tgrosinger/saasitone/pkg/page"
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"git.grosinger.net/tgrosinger/saasitone/pkg/tests"
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"git.grosinger.net/tgrosinger/saasitone/templates"
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)
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func TestTemplateRenderer(t *testing.T) {
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group := "test"
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id := "parse"
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// Should not exist yet
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_, err := c.TemplateRenderer.Load(group, id)
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assert.Error(t, err)
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// Parse in to the cache
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tpl, err := c.TemplateRenderer.
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Parse().
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Group(group).
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Key(id).
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Base("htmx").
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Files("layouts/htmx", "pages/error").
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Directories("components").
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Store()
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require.NoError(t, err)
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// Should exist now
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parsed, err := c.TemplateRenderer.Load(group, id)
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require.NoError(t, err)
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// Check that all expected templates are included
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expectedTemplates := make(map[string]bool)
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expectedTemplates["htmx"+config.TemplateExt] = true
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expectedTemplates["error"+config.TemplateExt] = true
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components, err := templates.Get().ReadDir("components")
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require.NoError(t, err)
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for _, f := range components {
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expectedTemplates[f.Name()] = true
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}
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for _, v := range parsed.Template.Templates() {
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delete(expectedTemplates, v.Name())
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}
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assert.Empty(t, expectedTemplates)
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data := struct {
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StatusCode int
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}{
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StatusCode: 500,
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}
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buf, err := tpl.Execute(data)
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require.NoError(t, err)
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require.NotNil(t, buf)
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assert.Contains(t, buf.String(), "Please try again")
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buf, err = c.TemplateRenderer.
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Parse().
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Group(group).
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Key(id).
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Base("htmx").
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Files("htmx", "pages/error").
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Directories("components").
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Execute(data)
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require.NoError(t, err)
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require.NotNil(t, buf)
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assert.Contains(t, buf.String(), "Please try again")
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}
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func TestTemplateRenderer_RenderPage(t *testing.T) {
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setup := func() (echo.Context, *httptest.ResponseRecorder, page.Page) {
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ctx, rec := tests.NewContext(c.Web, "/test/TestTemplateRenderer_RenderPage")
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tests.InitSession(ctx)
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p := page.New(ctx)
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p.Name = "home"
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p.Layout = "main"
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p.Cache.Enabled = false
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p.Headers["A"] = "b"
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p.Headers["C"] = "d"
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p.StatusCode = http.StatusCreated
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return ctx, rec, p
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}
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t.Run("missing name", func(t *testing.T) {
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// Rendering should fail if the Page has no name
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ctx, _, p := setup()
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p.Name = ""
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err := c.TemplateRenderer.RenderPage(ctx, p)
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assert.Error(t, err)
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})
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t.Run("no page cache", func(t *testing.T) {
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ctx, _, p := setup()
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err := c.TemplateRenderer.RenderPage(ctx, p)
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require.NoError(t, err)
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// Check status code and headers
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assert.Equal(t, http.StatusCreated, ctx.Response().Status)
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for k, v := range p.Headers {
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assert.Equal(t, v, ctx.Response().Header().Get(k))
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}
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// Check the template cache
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parsed, err := c.TemplateRenderer.Load("page", string(p.Name))
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require.NoError(t, err)
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// Check that all expected templates were parsed.
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// This includes the name, layout and all components
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expectedTemplates := make(map[string]bool)
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expectedTemplates[fmt.Sprintf("%s%s", p.Name, config.TemplateExt)] = true
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expectedTemplates[fmt.Sprintf("%s%s", p.Layout, config.TemplateExt)] = true
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components, err := templates.Get().ReadDir("components")
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require.NoError(t, err)
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for _, f := range components {
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expectedTemplates[f.Name()] = true
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}
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for _, v := range parsed.Template.Templates() {
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delete(expectedTemplates, v.Name())
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}
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assert.Empty(t, expectedTemplates)
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})
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t.Run("htmx rendering", func(t *testing.T) {
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ctx, _, p := setup()
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p.HTMX.Request.Enabled = true
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p.HTMX.Response = &htmx.Response{
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Trigger: "trigger",
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}
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err := c.TemplateRenderer.RenderPage(ctx, p)
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require.NoError(t, err)
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// Check HTMX header
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assert.Equal(t, "trigger", ctx.Response().Header().Get(htmx.HeaderTrigger))
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// Check the template cache
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parsed, err := c.TemplateRenderer.Load("page:htmx", string(p.Name))
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require.NoError(t, err)
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// Check that all expected templates were parsed.
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// This includes the name, htmx and all components
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expectedTemplates := make(map[string]bool)
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expectedTemplates[fmt.Sprintf("%s%s", p.Name, config.TemplateExt)] = true
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expectedTemplates["htmx"+config.TemplateExt] = true
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components, err := templates.Get().ReadDir("components")
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require.NoError(t, err)
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for _, f := range components {
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expectedTemplates[f.Name()] = true
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}
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for _, v := range parsed.Template.Templates() {
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delete(expectedTemplates, v.Name())
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}
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assert.Empty(t, expectedTemplates)
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})
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t.Run("page cache", func(t *testing.T) {
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ctx, rec, p := setup()
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p.Cache.Enabled = true
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p.Cache.Tags = []string{"tag1"}
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err := c.TemplateRenderer.RenderPage(ctx, p)
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require.NoError(t, err)
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// Fetch from the cache
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cp, err := c.TemplateRenderer.GetCachedPage(ctx, p.URL)
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require.NoError(t, err)
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// Compare the cached page
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assert.Equal(t, p.URL, cp.URL)
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assert.Equal(t, p.Headers, cp.Headers)
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assert.Equal(t, p.StatusCode, cp.StatusCode)
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assert.Equal(t, rec.Body.Bytes(), cp.HTML)
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// Clear the tag
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err = c.Cache.
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Flush().
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Tags(p.Cache.Tags[0]).
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Execute(context.Background())
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require.NoError(t, err)
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// Refetch from the cache and expect no results
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_, err = c.TemplateRenderer.GetCachedPage(ctx, p.URL)
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assert.Error(t, err)
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})
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}
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