rss-tools/sources/ztoe/ztoe_test.go (view raw)
| 1 | package ztoe |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "context" |
| 6 | "encoding/xml" |
| 7 | "net/http" |
| 8 | "net/http/httptest" |
| 9 | "os" |
| 10 | "path/filepath" |
| 11 | "strings" |
| 12 | "testing" |
| 13 | |
| 14 | "olexsmir.xyz/rss-tools/app/atom" |
| 15 | "olexsmir.xyz/x/is" |
| 16 | ) |
| 17 | |
| 18 | func TestParseScheduleFromSampleFixture(t *testing.T) { |
| 19 | html := mustReadFixture(t, "ztoe-unclean.html") |
| 20 | schedule, err := parseSchedule(bytes.NewReader(html), "text/html; charset=windows-1251") |
| 21 | |
| 22 | is.Err(t, err, nil) |
| 23 | is.Equal(t, len(schedule.TimeSlots), 48) |
| 24 | is.Equal(t, schedule.Date, "10.04.2026") |
| 25 | is.NotEqual(t, len(schedule.Rows), 0) |
| 26 | is.NotEqual(t, countOutages(schedule.Rows), 0) |
| 27 | } |
| 28 | |
| 29 | func TestParseScheduleFromClenFixture(t *testing.T) { |
| 30 | html := mustReadFixture(t, "ztoe-clean.html") |
| 31 | schedule, err := parseSchedule(bytes.NewReader(html), "text/html") |
| 32 | |
| 33 | is.Err(t, err, nil) |
| 34 | is.Equal(t, len(schedule.TimeSlots), 48) |
| 35 | is.Equal(t, countOutages(schedule.Rows), 0) |
| 36 | } |
| 37 | |
| 38 | func TestHandlerRendersAtomFeedWithOutages(t *testing.T) { |
| 39 | html := mustReadFixture(t, "ztoe-unclean.html") |
| 40 | schedule, err := parseSchedule(bytes.NewReader(html), "text/html; charset=windows-1251") |
| 41 | is.Err(t, err, nil) |
| 42 | |
| 43 | subgroup, ok := subgroupWithOutage(schedule.Rows) |
| 44 | is.Equal(t, ok, true) |
| 45 | |
| 46 | group, subgroupPart, splitOK := strings.Cut(subgroup, ".") |
| 47 | is.Equal(t, splitOK, true) |
| 48 | |
| 49 | remote := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
| 50 | w.Header().Set("Content-Type", "text/html; charset=windows-1251") |
| 51 | _, _ = w.Write(html) |
| 52 | })) |
| 53 | defer remote.Close() |
| 54 | |
| 55 | z := ztoe{get: func(ctx context.Context, url string) (*http.Response, error) { |
| 56 | req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil) |
| 57 | is.Err(t, err, nil) |
| 58 | return remote.Client().Do(req) |
| 59 | }} |
| 60 | |
| 61 | mux := http.NewServeMux() |
| 62 | mux.HandleFunc("GET /ztoe/{group}/{subgroup}", z.handler(remote.URL)) |
| 63 | |
| 64 | req := httptest.NewRequest(http.MethodGet, "/ztoe/"+group+"/"+subgroupPart, nil) |
| 65 | rr := httptest.NewRecorder() |
| 66 | mux.ServeHTTP(rr, req) |
| 67 | |
| 68 | is.Equal(t, http.StatusOK, rr.Code) |
| 69 | if got := rr.Header().Get("Content-Type"); !strings.Contains(got, "application/atom+xml") { |
| 70 | t.Fatalf("expected atom response content-type, got %q", got) |
| 71 | } |
| 72 | |
| 73 | var feed atom.Feed |
| 74 | is.Err(t, xml.NewDecoder(rr.Body).Decode(&feed), nil) |
| 75 | is.NotEqual(t, 0, len(feed.Entry)) |
| 76 | } |
| 77 | |
| 78 | func TestHandlerRendersEmptyAtomFeedForNoOutages(t *testing.T) { |
| 79 | html := mustReadFixture(t, "ztoe-clean.html") |
| 80 | remote := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
| 81 | w.Header().Set("Content-Type", "text/html") |
| 82 | _, _ = w.Write(html) |
| 83 | })) |
| 84 | defer remote.Close() |
| 85 | |
| 86 | z := ztoe{get: func(ctx context.Context, url string) (*http.Response, error) { |
| 87 | req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil) |
| 88 | is.Err(t, err, nil) |
| 89 | return remote.Client().Do(req) |
| 90 | }} |
| 91 | |
| 92 | mux := http.NewServeMux() |
| 93 | mux.HandleFunc("GET /ztoe/{group}/{subgroup}", z.handler(remote.URL)) |
| 94 | |
| 95 | req := httptest.NewRequest(http.MethodGet, "/ztoe/1/1", nil) |
| 96 | rr := httptest.NewRecorder() |
| 97 | mux.ServeHTTP(rr, req) |
| 98 | |
| 99 | if rr.Code != http.StatusOK { |
| 100 | t.Fatalf("expected status 200, got %d", rr.Code) |
| 101 | } |
| 102 | |
| 103 | var feed atom.Feed |
| 104 | is.Err(t, xml.NewDecoder(rr.Body).Decode(&feed), nil) |
| 105 | is.Equal(t, 0, len(feed.Entry)) |
| 106 | } |
| 107 | |
| 108 | func mustReadFixture(t *testing.T, name string) []byte { |
| 109 | t.Helper() |
| 110 | path := filepath.Join("testdata", name) |
| 111 | data, err := os.ReadFile(path) |
| 112 | is.Err(t, err, nil) |
| 113 | return data |
| 114 | } |
| 115 | |
| 116 | func countOutages(rows map[string][]bool) int { |
| 117 | total := 0 |
| 118 | for _, slots := range rows { |
| 119 | for _, outage := range slots { |
| 120 | if outage { |
| 121 | total++ |
| 122 | } |
| 123 | } |
| 124 | } |
| 125 | return total |
| 126 | } |
| 127 | |
| 128 | func subgroupWithOutage(rows map[string][]bool) (string, bool) { |
| 129 | for subgroup, slots := range rows { |
| 130 | for _, outage := range slots { |
| 131 | if outage { |
| 132 | return subgroup, true |
| 133 | } |
| 134 | } |
| 135 | } |
| 136 | return "", false |
| 137 | } |