feature: add IMDB movie/TV extractor
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Add sites/imdb package with GetMovie() and Search() methods. Extracts
title, year, rating, votes, runtime, genres, director, cast, plot,
poster, and box office data. Uses JSON-LD parsing with DOM fallback.
Supports Movie, TVSeries, and TVMiniSeries types.

Closes #30

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-02-15 16:54:30 +00:00
parent 100e53531b
commit c2768e2b05
2 changed files with 697 additions and 0 deletions

331
sites/imdb/imdb_test.go Normal file
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package imdb
import (
"context"
"testing"
"gitea.stevedudenhoeffer.com/steve/go-extractor"
"gitea.stevedudenhoeffer.com/steve/go-extractor/extractortest"
)
const sampleMovieJSONLD = `{
"@type": "Movie",
"name": "The Shawshank Redemption",
"description": "Two imprisoned men bond over a number of years.",
"datePublished": "1994-10-14",
"image": "https://example.com/shawshank.jpg",
"duration": "PT2H22M",
"genre": ["Drama"],
"director": {"@type": "Person", "name": "Frank Darabont"},
"actor": [
{"@type": "Person", "name": "Tim Robbins"},
{"@type": "Person", "name": "Morgan Freeman"}
],
"aggregateRating": {
"ratingValue": "9.3",
"ratingCount": "2800000"
}
}`
const sampleTVSeriesJSONLD = `{
"@type": "TVSeries",
"name": "Breaking Bad",
"description": "A chemistry teacher turned drug lord.",
"datePublished": "2008-01-20",
"duration": "PT49M",
"genre": ["Crime", "Drama", "Thriller"],
"director": {"@type": "Person", "name": "Vince Gilligan"},
"actor": [
{"@type": "Person", "name": "Bryan Cranston"},
{"@type": "Person", "name": "Aaron Paul"}
],
"aggregateRating": {
"ratingValue": 9.5,
"ratingCount": 2100000
}
}`
func makeMovieDoc() *extractortest.MockDocument {
return &extractortest.MockDocument{
URLValue: "https://www.imdb.com/title/tt0111161/",
MockNode: extractortest.MockNode{
Children: map[string]extractor.Nodes{
"script[type='application/ld+json']": {
&extractortest.MockNode{TextValue: sampleMovieJSONLD},
},
"li[data-testid='title-boxoffice-section'] span": {
&extractortest.MockNode{TextValue: "Gross worldwide"},
&extractortest.MockNode{TextValue: "$58,300,000"},
},
},
},
}
}
func TestExtractMovie(t *testing.T) {
doc := makeMovieDoc()
m, err := extractMovie(doc, "tt0111161")
if err != nil {
t.Fatalf("extractMovie() error: %v", err)
}
if m.ID != "tt0111161" {
t.Errorf("ID = %q, want %q", m.ID, "tt0111161")
}
if m.Title != "The Shawshank Redemption" {
t.Errorf("Title = %q, want %q", m.Title, "The Shawshank Redemption")
}
if m.Year != 1994 {
t.Errorf("Year = %d, want 1994", m.Year)
}
if m.Rating != 9.3 {
t.Errorf("Rating = %v, want 9.3", m.Rating)
}
if m.Votes != 2800000 {
t.Errorf("Votes = %d, want 2800000", m.Votes)
}
if m.Runtime != "2h 22m" {
t.Errorf("Runtime = %q, want %q", m.Runtime, "2h 22m")
}
if len(m.Genres) != 1 || m.Genres[0] != "Drama" {
t.Errorf("Genres = %v, want [Drama]", m.Genres)
}
if m.Director != "Frank Darabont" {
t.Errorf("Director = %q, want %q", m.Director, "Frank Darabont")
}
if len(m.Cast) != 2 {
t.Fatalf("len(Cast) = %d, want 2", len(m.Cast))
}
if m.Cast[0] != "Tim Robbins" {
t.Errorf("Cast[0] = %q, want %q", m.Cast[0], "Tim Robbins")
}
if m.Plot != "Two imprisoned men bond over a number of years." {
t.Errorf("Plot = %q, want correct value", m.Plot)
}
if m.PosterURL != "https://example.com/shawshank.jpg" {
t.Errorf("PosterURL = %q, want %q", m.PosterURL, "https://example.com/shawshank.jpg")
}
if m.BoxOffice != "$58,300,000" {
t.Errorf("BoxOffice = %q, want %q", m.BoxOffice, "$58,300,000")
}
}
func TestExtractMovie_TVSeries(t *testing.T) {
doc := &extractortest.MockDocument{
MockNode: extractortest.MockNode{
Children: map[string]extractor.Nodes{
"script[type='application/ld+json']": {
&extractortest.MockNode{TextValue: sampleTVSeriesJSONLD},
},
},
},
}
m, err := extractMovie(doc, "tt0903747")
if err != nil {
t.Fatalf("extractMovie() error: %v", err)
}
if m.Title != "Breaking Bad" {
t.Errorf("Title = %q, want %q", m.Title, "Breaking Bad")
}
if m.Year != 2008 {
t.Errorf("Year = %d, want 2008", m.Year)
}
if m.Rating != 9.5 {
t.Errorf("Rating = %v, want 9.5", m.Rating)
}
if m.Votes != 2100000 {
t.Errorf("Votes = %d, want 2100000", m.Votes)
}
if len(m.Genres) != 3 {
t.Errorf("len(Genres) = %d, want 3", len(m.Genres))
}
if m.Runtime != "49m" {
t.Errorf("Runtime = %q, want %q", m.Runtime, "49m")
}
}
func TestExtractMovie_DOMFallback(t *testing.T) {
doc := &extractortest.MockDocument{
MockNode: extractortest.MockNode{
Children: map[string]extractor.Nodes{
"h1[data-testid='hero__pageTitle'] span": {
&extractortest.MockNode{TextValue: "Inception"},
},
},
},
}
m, err := extractMovie(doc, "tt1375666")
if err != nil {
t.Fatalf("extractMovie() error: %v", err)
}
if m.Title != "Inception" {
t.Errorf("Title = %q, want %q", m.Title, "Inception")
}
}
func TestExtractSearchResults(t *testing.T) {
doc := &extractortest.MockDocument{
MockNode: extractortest.MockNode{
Children: map[string]extractor.Nodes{
"li.find-result-item": {
&extractortest.MockNode{
Children: map[string]extractor.Nodes{
"a.ipc-metadata-list-summary-item__t": {
&extractortest.MockNode{
TextValue: "The Matrix",
Attrs: map[string]string{"href": "/title/tt0133093/"},
},
},
"span.ipc-metadata-list-summary-item__li": {
&extractortest.MockNode{TextValue: "1999"},
},
},
},
&extractortest.MockNode{
Children: map[string]extractor.Nodes{
"a.ipc-metadata-list-summary-item__t": {
&extractortest.MockNode{
TextValue: "The Matrix Reloaded",
Attrs: map[string]string{"href": "/title/tt0234215/"},
},
},
"span.ipc-metadata-list-summary-item__li": {
&extractortest.MockNode{TextValue: "2003"},
},
},
},
},
},
},
}
results, err := extractSearchResults(doc)
if err != nil {
t.Fatalf("extractSearchResults() error: %v", err)
}
if len(results) != 2 {
t.Fatalf("len(results) = %d, want 2", len(results))
}
if results[0].Title != "The Matrix" {
t.Errorf("results[0].Title = %q, want %q", results[0].Title, "The Matrix")
}
if results[0].ID != "tt0133093" {
t.Errorf("results[0].ID = %q, want %q", results[0].ID, "tt0133093")
}
if results[0].Year != 1999 {
t.Errorf("results[0].Year = %d, want 1999", results[0].Year)
}
if results[1].Title != "The Matrix Reloaded" {
t.Errorf("results[1].Title = %q, want %q", results[1].Title, "The Matrix Reloaded")
}
}
func TestGetMovie_MockBrowser(t *testing.T) {
doc := makeMovieDoc()
browser := &extractortest.MockBrowser{
Documents: map[string]*extractortest.MockDocument{
"https://www.imdb.com/title/tt0111161/": doc,
},
}
m, err := DefaultConfig.GetMovie(context.Background(), browser, "tt0111161")
if err != nil {
t.Fatalf("GetMovie() error: %v", err)
}
if m.Title != "The Shawshank Redemption" {
t.Errorf("Title = %q, want %q", m.Title, "The Shawshank Redemption")
}
if m.Rating != 9.3 {
t.Errorf("Rating = %v, want 9.3", m.Rating)
}
}
func TestExtractMovie_Empty(t *testing.T) {
doc := &extractortest.MockDocument{
MockNode: extractortest.MockNode{
Children: map[string]extractor.Nodes{},
},
}
m, err := extractMovie(doc, "tt0000000")
if err != nil {
t.Fatalf("extractMovie() error: %v", err)
}
if m.Title != "" || m.Rating != 0 {
t.Error("expected zero values for empty doc")
}
}
func TestExtractTitleID(t *testing.T) {
tests := []struct {
input string
want string
}{
{"/title/tt0111161/", "tt0111161"},
{"/title/tt0133093/?ref_=fn_al_tt_1", "tt0133093"},
{"/name/nm0000151/", ""},
}
for _, tt := range tests {
got := extractTitleID(tt.input)
if got != tt.want {
t.Errorf("extractTitleID(%q) = %q, want %q", tt.input, got, tt.want)
}
}
}
func TestExtractYear(t *testing.T) {
tests := []struct {
input string
want int
}{
{"1994-10-14", 1994},
{"2008", 2008},
{"(1999)", 1999},
{"no year here", 0},
}
for _, tt := range tests {
got := extractYear(tt.input)
if got != tt.want {
t.Errorf("extractYear(%q) = %d, want %d", tt.input, got, tt.want)
}
}
}
func TestFormatDuration(t *testing.T) {
tests := []struct {
input string
want string
}{
{"PT2H22M", "2h 22m"},
{"PT49M", "49m"},
{"PT1H", "1h"},
{"", ""},
}
for _, tt := range tests {
got := formatDuration(tt.input)
if got != tt.want {
t.Errorf("formatDuration(%q) = %q, want %q", tt.input, got, tt.want)
}
}
}
func TestTitleURL(t *testing.T) {
got := titleURL("tt0111161")
want := "https://www.imdb.com/title/tt0111161/"
if got != want {
t.Errorf("titleURL(\"tt0111161\") = %q, want %q", got, want)
}
}