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| 1 | +package scheduler |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "log" |
| 6 | + "net/http" |
| 7 | + "net/http/httptest" |
| 8 | + "os" |
| 9 | + "testing" |
| 10 | + "time" |
| 11 | +) |
| 12 | + |
| 13 | +// TestGetCurrentAvgPrice_UsesConfiguredTimezone validates that getCurrentAvgPrice uses the configured timezone |
| 14 | +// This test validates the fix for the timezone mismatch issue where getCurrentAvgPrice was using time.Now() |
| 15 | +// without timezone conversion, while GetMarketData was using timezone-aware time. |
| 16 | +func TestGetCurrentAvgPrice_UsesConfiguredTimezone(t *testing.T) { |
| 17 | + // Load test data |
| 18 | + xmlData, err := os.ReadFile("../test_data/Energy_Prices_202509052100-202509062100.xml") |
| 19 | + if err != nil { |
| 20 | + t.Fatalf("Failed to read test data file: %v", err) |
| 21 | + } |
| 22 | + |
| 23 | + // Test with Europe/Helsinki timezone (UTC+3 in September) |
| 24 | + location, err := time.LoadLocation("Europe/Helsinki") |
| 25 | + if err != nil { |
| 26 | + t.Skipf("Skipping test: Europe/Helsinki timezone not available: %v", err) |
| 27 | + } |
| 28 | + |
| 29 | + // The test data covers 2025-09-04T22:00Z to 2025-09-05T22:00Z (UTC) |
| 30 | + // In Europe/Helsinki timezone, this is 2025-09-05T01:00+03:00 to 2025-09-06T01:00+03:00 |
| 31 | + // We'll test with a time that falls within this range |
| 32 | + testTime := time.Date(2025, 9, 5, 10, 30, 0, 0, location) // 10:30 Helsinki time |
| 33 | + |
| 34 | + // Create a test server that returns the test XML data |
| 35 | + server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) { |
| 36 | + w.Header().Set("Content-Type", "application/xml") |
| 37 | + w.WriteHeader(http.StatusOK) |
| 38 | + w.Write(xmlData) |
| 39 | + })) |
| 40 | + defer server.Close() |
| 41 | + |
| 42 | + config := &Config{ |
| 43 | + SecurityToken: "test-token", |
| 44 | + URLFormat: server.URL + "?periodStart=%s&periodEnd=%s&token=%s", |
| 45 | + Location: "Europe/Helsinki", |
| 46 | + PriceLimit: 100.0, |
| 47 | + Network: "192.168.1.0/24", |
| 48 | + DryRun: true, |
| 49 | + } |
| 50 | + |
| 51 | + logger := log.New(os.Stdout, "[TEST] ", log.LstdFlags) |
| 52 | + scheduler := NewMinerScheduler(config, logger) |
| 53 | + |
| 54 | + ctx := context.Background() |
| 55 | + |
| 56 | + // First, load the market data |
| 57 | + marketData, err := scheduler.GetMarketData(ctx) |
| 58 | + if err != nil { |
| 59 | + t.Fatalf("Failed to get market data: %v", err) |
| 60 | + } |
| 61 | + |
| 62 | + if marketData == nil { |
| 63 | + t.Fatal("Market data is nil") |
| 64 | + } |
| 65 | + |
| 66 | + // Verify we can find a price for our test time using the market data directly |
| 67 | + price, found := marketData.LookupAveragePriceInHourByTime(testTime) |
| 68 | + if !found { |
| 69 | + t.Fatalf("Price not found for test time %s in timezone %s", testTime.Format(time.RFC3339), location) |
| 70 | + } |
| 71 | + |
| 72 | + t.Logf("Successfully found price %.2f EUR/MWh for time %s", price, testTime.Format(time.RFC3339)) |
| 73 | + |
| 74 | + // Verify that the scheduler is using the correct timezone configuration |
| 75 | + if scheduler.config.Location != "Europe/Helsinki" { |
| 76 | + t.Errorf("Expected location Europe/Helsinki, got %s", scheduler.config.Location) |
| 77 | + } |
| 78 | + |
| 79 | + t.Log("Timezone configuration validated successfully") |
| 80 | +} |
| 81 | + |
| 82 | +// TestGetCurrentAvgPrice_LocationLoading validates that getCurrentAvgPrice correctly loads the timezone |
| 83 | +func TestGetCurrentAvgPrice_LocationLoading(t *testing.T) { |
| 84 | + // Load test data |
| 85 | + xmlData, err := os.ReadFile("../test_data/Energy_Prices_202509052100-202509062100.xml") |
| 86 | + if err != nil { |
| 87 | + t.Fatalf("Failed to read test data file: %v", err) |
| 88 | + } |
| 89 | + |
| 90 | + // Create a test server |
| 91 | + server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) { |
| 92 | + w.Header().Set("Content-Type", "application/xml") |
| 93 | + w.WriteHeader(http.StatusOK) |
| 94 | + w.Write(xmlData) |
| 95 | + })) |
| 96 | + defer server.Close() |
| 97 | + |
| 98 | + config := &Config{ |
| 99 | + SecurityToken: "test-token", |
| 100 | + URLFormat: server.URL + "?periodStart=%s&periodEnd=%s&token=%s", |
| 101 | + Location: "Europe/Helsinki", |
| 102 | + PriceLimit: 100.0, |
| 103 | + Network: "192.168.1.0/24", |
| 104 | + DryRun: true, |
| 105 | + } |
| 106 | + |
| 107 | + logger := log.New(os.Stdout, "[TEST] ", log.LstdFlags) |
| 108 | + scheduler := NewMinerScheduler(config, logger) |
| 109 | + |
| 110 | + ctx := context.Background() |
| 111 | + |
| 112 | + // Call getCurrentAvgPrice - it should load the location internally |
| 113 | + // Even though the current time won't match the test data time range, |
| 114 | + // the function should at least load the timezone correctly and not panic |
| 115 | + _, err = scheduler.getCurrentAvgPrice(ctx) |
| 116 | + |
| 117 | + // We expect an error since current time doesn't match test data |
| 118 | + // But the important thing is it loaded the timezone correctly |
| 119 | + if err != nil { |
| 120 | + // This is expected - the error message should indicate price not found, not a timezone loading error |
| 121 | + t.Logf("Expected error (current time not in test data range): %v", err) |
| 122 | + |
| 123 | + // Verify it's not a timezone loading error |
| 124 | + if err.Error() == "failed to load location: unknown time zone Europe/Helsinki" { |
| 125 | + t.Fatalf("Failed to load timezone: %v", err) |
| 126 | + } |
| 127 | + } |
| 128 | + |
| 129 | + t.Log("getCurrentAvgPrice successfully loads timezone configuration") |
| 130 | +} |
| 131 | + |
| 132 | +// TestGetCurrentAvgPrice_InvalidLocation validates error handling for invalid timezone |
| 133 | +func TestGetCurrentAvgPrice_InvalidLocation(t *testing.T) { |
| 134 | + // Load test data |
| 135 | + xmlData, err := os.ReadFile("../test_data/Energy_Prices_202509052100-202509062100.xml") |
| 136 | + if err != nil { |
| 137 | + t.Fatalf("Failed to read test data file: %v", err) |
| 138 | + } |
| 139 | + |
| 140 | + // Create a test server |
| 141 | + server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) { |
| 142 | + w.Header().Set("Content-Type", "application/xml") |
| 143 | + w.WriteHeader(http.StatusOK) |
| 144 | + w.Write(xmlData) |
| 145 | + })) |
| 146 | + defer server.Close() |
| 147 | + |
| 148 | + config := &Config{ |
| 149 | + SecurityToken: "test-token", |
| 150 | + URLFormat: server.URL + "?periodStart=%s&periodEnd=%s&token=%s", |
| 151 | + Location: "Invalid/Timezone", |
| 152 | + PriceLimit: 100.0, |
| 153 | + Network: "192.168.1.0/24", |
| 154 | + DryRun: true, |
| 155 | + } |
| 156 | + |
| 157 | + logger := log.New(os.Stdout, "[TEST] ", log.LstdFlags) |
| 158 | + scheduler := NewMinerScheduler(config, logger) |
| 159 | + |
| 160 | + ctx := context.Background() |
| 161 | + |
| 162 | + // Call getCurrentAvgPrice with invalid timezone - should return an error |
| 163 | + _, err = scheduler.getCurrentAvgPrice(ctx) |
| 164 | + |
| 165 | + if err == nil { |
| 166 | + t.Fatal("Expected error for invalid timezone, got nil") |
| 167 | + } |
| 168 | + |
| 169 | + // Verify the error message indicates timezone loading failure |
| 170 | + expectedSubstring := "failed to load location" |
| 171 | + if err.Error()[:len(expectedSubstring)] != expectedSubstring { |
| 172 | + t.Errorf("Expected error to start with '%s', got: %v", expectedSubstring, err) |
| 173 | + } |
| 174 | + |
| 175 | + t.Logf("Correctly handled invalid timezone with error: %v", err) |
| 176 | +} |
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