Files
weatherreporter/internal/app/app_test.go

349 lines
12 KiB
Go

package app
import (
"context"
"errors"
"net/http"
"net/http/httptest"
"os"
"path/filepath"
"strings"
"testing"
"time"
"gitea.maximumdirect.net/eric/weatherreporter/internal/adapters/scriptorium"
"gitea.maximumdirect.net/eric/weatherreporter/internal/config"
"gitea.maximumdirect.net/eric/weatherreporter/internal/report"
)
func TestFetchAndSaveBundle(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.URL.Path {
case "/observations":
_, _ = w.Write([]byte(`{"data":{"timestamp":"2026-05-29T14:00:00Z","conditionCode":3}}`))
case "/conditions/current":
_, _ = w.Write([]byte(`{"data":{"conditionText":"Clear"}}`))
case "/forecast/hourly":
_, _ = w.Write([]byte(`{"data":{"issuedAt":"2026-05-29T10:30:00-05:00","product":"hourly","periods":[{"startTime":"2026-05-29T13:00:00-05:00","endTime":"2026-05-29T14:00:00-05:00"}]}}`))
case "/forecast/narrative":
_, _ = w.Write([]byte(`{"data":{"issuedAt":"2026-05-29T10:30:00-05:00","product":"narrative","periods":[]}}`))
case "/alerts/active":
_, _ = w.Write([]byte(`{"data":{"alerts":[]}}`))
case "/discussion":
_, _ = w.Write([]byte(`{"data":{"product":"discussion","issuedAt":"2026-05-29T09:25:00-05:00","keyMessages":[]}}`))
default:
http.NotFound(w, r)
}
}))
defer server.Close()
cfg := config.Defaults()
cfg.WeatherAPI.BaseURL = server.URL + "/"
path := filepath.Join(t.TempDir(), "bundle.json")
bundle, err := FetchAndSaveBundle(context.Background(), FetchBundleRequest{Config: cfg, OutputPath: path})
if err != nil {
t.Fatalf("FetchAndSaveBundle() error = %v", err)
}
if bundle.Hourly == nil {
t.Fatal("Hourly = nil, want fetched bundle")
}
data, err := os.ReadFile(path)
if err != nil {
t.Fatalf("read saved bundle: %v", err)
}
if !strings.Contains(string(data), `"product": "hourly"`) {
t.Fatalf("saved bundle missing hourly product:\n%s", string(data))
}
}
func TestFetchAndSaveBundleRequiresOutputPath(t *testing.T) {
_, err := FetchAndSaveBundle(context.Background(), FetchBundleRequest{Config: config.Defaults()})
if err == nil {
t.Fatal("FetchAndSaveBundle() error = nil, want output path error")
}
if !strings.Contains(err.Error(), "output path") {
t.Fatalf("error = %q, want output path context", err.Error())
}
}
func TestGenerateDailyBriefingWritesArtifact(t *testing.T) {
server := dailyBundleServer(t)
cfg := config.Defaults()
cfg.WeatherAPI.BaseURL = server.URL + "/"
cfg.WeatherAPI.Timezone = "America/Chicago"
resolved, err := ResolveGenerate(GenerateRequest{
Config: cfg,
Report: ReportDaily,
Date: mustParse("2026-05-29T12:00:00-05:00"),
}, mustParse("2026-05-29T05:00:00-05:00"))
if err != nil {
t.Fatalf("ResolveGenerate() error = %v", err)
}
path := filepath.Join(t.TempDir(), "daily.briefing.json")
result, err := GenerateDailyBriefing(context.Background(), DailyBriefingRequest{
Config: cfg,
Resolved: resolved,
OutputPath: path,
})
if err != nil {
t.Fatalf("GenerateDailyBriefing() error = %v", err)
}
if result.OutputPath != path {
t.Fatalf("OutputPath = %q, want %q", result.OutputPath, path)
}
if result.Package.Daily == nil {
t.Fatal("Daily = nil")
}
data, err := os.ReadFile(path)
if err != nil {
t.Fatalf("read briefing artifact: %v", err)
}
if !strings.Contains(string(data), `"schemaVersion"`) || !strings.Contains(string(data), `"daily"`) {
t.Fatalf("briefing artifact missing expected fields:\n%s", string(data))
}
}
func TestGenerateDailyBriefingDefaultPath(t *testing.T) {
server := dailyBundleServer(t)
cfg := config.Defaults()
cfg.WeatherAPI.BaseURL = server.URL + "/"
cfg.WeatherAPI.Timezone = "America/Chicago"
cfg.Workspace.Root = t.TempDir()
resolved, err := ResolveGenerate(GenerateRequest{
Config: cfg,
Report: ReportDaily,
Date: mustParse("2026-05-29T12:00:00-05:00"),
}, mustParse("2026-05-29T05:00:00-05:00"))
if err != nil {
t.Fatalf("ResolveGenerate() error = %v", err)
}
result, err := GenerateDailyBriefing(context.Background(), DailyBriefingRequest{
Config: cfg,
Resolved: resolved,
})
if err != nil {
t.Fatalf("GenerateDailyBriefing() error = %v", err)
}
if !strings.HasSuffix(result.OutputPath, filepath.Join("snapshots", "daily", "2026-05-29", "2026-05-29.daily_today.briefing.json")) {
t.Fatalf("OutputPath = %q, want deterministic daily briefing path", result.OutputPath)
}
}
func TestPrepareDailyReportWritesDataPackageAndPreflight(t *testing.T) {
server := dailyBundleServer(t)
cfg := config.Defaults()
cfg.WeatherAPI.BaseURL = server.URL + "/"
cfg.WeatherAPI.Timezone = "America/Chicago"
cfg.Workspace.Root = t.TempDir()
resolved, err := ResolveGenerate(GenerateRequest{
Config: cfg,
Report: ReportDaily,
Date: mustParse("2026-05-29T12:00:00-05:00"),
}, mustParse("2026-05-29T05:00:00-05:00"))
if err != nil {
t.Fatalf("ResolveGenerate() error = %v", err)
}
renderer := &recordingRenderer{
result: &scriptorium.RenderResult{
Command: []string{"scriptorium", "render"},
Stdout: `{"prepared":true}`,
ExitCode: 0,
},
}
dataPackagePath := filepath.Join(t.TempDir(), "daily.data_package.json")
result, err := PrepareDailyReport(context.Background(), DailyPreparationRequest{
Config: cfg,
Resolved: resolved,
DataPackagePath: dataPackagePath,
Renderer: renderer,
})
if err != nil {
t.Fatalf("PrepareDailyReport() error = %v", err)
}
if renderer.calls != 1 {
t.Fatalf("renderer calls = %d, want 1", renderer.calls)
}
if renderer.request.PromptID != "weather.daily_report" {
t.Fatalf("PromptID = %q, want weather.daily_report", renderer.request.PromptID)
}
if renderer.request.DataPackagePath != dataPackagePath {
t.Fatalf("DataPackagePath = %q, want %q", renderer.request.DataPackagePath, dataPackagePath)
}
for _, path := range []string{result.BriefingPath, result.DataPackagePath, result.PreflightPath} {
if _, err := os.Stat(path); err != nil {
t.Fatalf("expected artifact %q: %v", path, err)
}
}
data, err := os.ReadFile(dataPackagePath)
if err != nil {
t.Fatalf("read data package: %v", err)
}
if !strings.Contains(string(data), `"recentChanges"`) || !strings.Contains(string(data), `data_package.v1`) {
t.Fatalf("data package missing expected content:\n%s", string(data))
}
preflight, err := os.ReadFile(result.PreflightPath)
if err != nil {
t.Fatalf("read preflight: %v", err)
}
if !strings.Contains(string(preflight), `prepared`) {
t.Fatalf("preflight output missing render stdout:\n%s", string(preflight))
}
}
func TestPrepareDailyReportPersistsFailedPreflight(t *testing.T) {
server := dailyBundleServer(t)
cfg := config.Defaults()
cfg.WeatherAPI.BaseURL = server.URL + "/"
cfg.WeatherAPI.Timezone = "America/Chicago"
cfg.Workspace.Root = t.TempDir()
resolved, err := ResolveGenerate(GenerateRequest{
Config: cfg,
Report: ReportDaily,
Date: mustParse("2026-05-29T12:00:00-05:00"),
}, mustParse("2026-05-29T05:00:00-05:00"))
if err != nil {
t.Fatalf("ResolveGenerate() error = %v", err)
}
renderer := &recordingRenderer{
result: &scriptorium.RenderResult{
Command: []string{"scriptorium", "render"},
Stderr: "render failed",
ExitCode: 1,
},
err: errors.New("scriptorium render exited with code 1: render failed"),
}
_, err = PrepareDailyReport(context.Background(), DailyPreparationRequest{
Config: cfg,
Resolved: resolved,
Renderer: renderer,
})
if err == nil {
t.Fatal("PrepareDailyReport() error = nil, want render error")
}
preflightPath := defaultPreflightPath(cfg, resolved)
preflight, readErr := os.ReadFile(preflightPath)
if readErr != nil {
t.Fatalf("read failed preflight: %v", readErr)
}
if !strings.Contains(string(preflight), `"exitCode": 1`) {
t.Fatalf("failed preflight was not persisted:\n%s", string(preflight))
}
}
func TestResolveGenerateMapsCommandToReportDefinition(t *testing.T) {
cfg := config.Defaults()
cfg.WeatherAPI.Timezone = "America/Chicago"
now := mustParse("2026-05-29T18:00:00-05:00")
resolved, err := ResolveGenerate(GenerateRequest{
Config: cfg,
Report: ReportTomorrow,
}, now)
if err != nil {
t.Fatalf("ResolveGenerate() error = %v", err)
}
if resolved.Definition.ID != report.DailyTomorrow {
t.Fatalf("ID = %q, want daily_tomorrow", resolved.Definition.ID)
}
if resolved.Definition.PromptID != "weather.daily_report" {
t.Fatalf("PromptID = %q, want weather.daily_report", resolved.Definition.PromptID)
}
if got := resolved.ValidPeriod.Start.Format("2006-01-02"); got != "2026-05-30" {
t.Fatalf("valid start date = %s, want 2026-05-30", got)
}
}
func dailyBundleServer(t *testing.T) *httptest.Server {
t.Helper()
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.URL.Path {
case "/observations":
_, _ = w.Write([]byte(`{"data":{"timestamp":"2026-05-29T14:00:00Z","conditionCode":3}}`))
case "/conditions/current":
_, _ = w.Write([]byte(`{"data":{"conditionText":"Clear"}}`))
case "/forecast/hourly":
_, _ = w.Write([]byte(`{"data":{"locationId":"test-grid","locationName":"Testville","issuedAt":"2026-05-29T10:30:00-05:00","product":"hourly","periods":[{"startTime":"2026-05-29T06:00:00-05:00","endTime":"2026-05-29T07:00:00-05:00","textDescription":"Showers and thunderstorms","temperatureF":66,"probabilityOfPrecipitationPercent":80,"windGustMph":32}]}}`))
case "/forecast/narrative":
_, _ = w.Write([]byte(`{"data":{"issuedAt":"2026-05-29T10:30:00-05:00","product":"narrative","periods":[{"startTime":"2026-05-29T06:00:00-05:00","endTime":"2026-05-29T18:00:00-05:00","textDescription":"Morning storms, then partly sunny."}]}}`))
case "/alerts/active":
_, _ = w.Write([]byte(`{"data":{"alerts":[{"event":"Flood Watch","effective":"2026-05-29T05:00:00-05:00","expires":"2026-05-29T09:00:00-05:00"}]}}`))
case "/discussion":
_, _ = w.Write([]byte(`{"data":{"product":"discussion","issuedAt":"2026-05-29T09:25:00-05:00","keyMessages":["Storms are most likely during the morning."]}}`))
default:
http.NotFound(w, r)
}
}))
t.Cleanup(server.Close)
return server
}
func TestResolveGenerateStorm(t *testing.T) {
cfg := config.Defaults()
cfg.WeatherAPI.Timezone = "America/Chicago"
now := mustParse("2026-05-29T12:00:00-05:00")
start := mustParse("2026-05-29T18:00:00-05:00")
end := mustParse("2026-05-30T06:00:00-05:00")
resolved, err := ResolveGenerate(GenerateRequest{
Config: cfg,
Report: ReportStorm,
StormStart: start,
StormEnd: end,
}, now)
if err != nil {
t.Fatalf("ResolveGenerate() error = %v", err)
}
if resolved.Definition.ID != report.Storm {
t.Fatalf("ID = %q, want storm", resolved.Definition.ID)
}
if !resolved.ValidPeriod.Start.Equal(start) || !resolved.ValidPeriod.End.Equal(end) {
t.Fatalf("period = %#v, want storm window", resolved.ValidPeriod)
}
}
func TestResolveBatchMorningSkipsWeekendOnSunday(t *testing.T) {
cfg := config.Defaults()
cfg.WeatherAPI.Timezone = "America/Chicago"
now := mustParse("2026-05-31T06:00:00-05:00")
resolved, err := ResolveBatch(BatchRequest{Config: cfg, Batch: BatchMorning}, now)
if err != nil {
t.Fatalf("ResolveBatch() error = %v", err)
}
if len(resolved) != 2 {
t.Fatalf("resolved length = %d, want 2", len(resolved))
}
for _, item := range resolved {
if item.Definition.ID == report.Weekend {
t.Fatal("morning batch included weekend on Sunday")
}
}
}
func mustParse(value string) time.Time {
parsed, err := time.Parse(time.RFC3339, value)
if err != nil {
panic(err)
}
return parsed
}
type recordingRenderer struct {
calls int
request scriptorium.RenderRequest
result *scriptorium.RenderResult
err error
}
func (r *recordingRenderer) Render(_ context.Context, req scriptorium.RenderRequest) (*scriptorium.RenderResult, error) {
r.calls++
r.request = req
return r.result, r.err
}