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Merged
shossain786 merged 2 commits into from
Oct 21, 2026
Merged

Add flaky test trend line to report chart #185

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b0bee27
Add flaky test trend line to report chart
SumerManer-17 Oct 20, 2026
c9f02e0
Merge branch 'master' into fix/report-trend-chart
shossain786 Oct 21, 2026
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1 change: 1 addition & 0 deletions src/main/java/com/seleniumboot/reporting/HtmlReportGenerator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -185,6 +185,7 @@ static String buildTrendData(int maxRuns) {
: name);
run.put("passRate", n.path("passRate").asDouble(0));
run.put("failed", n.path("failedTests").asInt(0));
run.put("flakyTests", n.path("flakyTests").asInt(0));
long ms = n.path("suiteDurationMs").asLong(0);
run.put("durationSec", Math.round((ms > 0 ? ms : n.path("totalTimeMs").asLong(0)) / 100.0) / 10.0);
} catch (Exception ignored) {
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5 changes: 5 additions & 0 deletions src/main/resources/report-template.html
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Expand Up @@ -439,6 +439,10 @@ <h1>Selenium Boot Report</h1>
<div class="card-header">Suite Duration Trend (s)</div>
<div class="card-body"><canvas id="trendTimeChart"></canvas></div>
</div>
<div class="card chart-card">
<div class="card-header">Flaky Test Trend</div>
<div class="card-body"><canvas id="trendFlakyChart"></canvas></div>
</div>
</div>

<!-- Retry summary -->
Expand Down Expand Up @@ -602,6 +606,7 @@ <h1>Selenium Boot Report</h1>
});
line('trendRateChart', 'Pass rate (%)', trendData.map(r => r.passRate), '#43a047', 100);
line('trendTimeChart', 'Duration (s)', trendData.map(r => r.durationSec), '#303f9f');
line('trendFlakyChart', 'Flaky tests', trendData.map(r => r.flakyTests), '#f57c00');
}

// ── Collapse / expand class groups ──
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5 changes: 4 additions & 1 deletion src/test/java/com/seleniumboot/reporting/HtmlReportGeneratorTest.java
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Expand Up @@ -109,19 +109,22 @@ public void trendData_isChronological_andLimitedToLastRuns() throws Exception {
try {
for (int i = 1; i <= 3; i++) {
java.nio.file.Files.writeString(dir.resolve("selenium-boot-metrics-2026101" + i + "-10300" + i + ".json"),
"{\"passRate\":" + (i * 30) + ".0,\"failedTests\":" + i + ",\"suiteDurationMs\":" + (i * 2000) + "}");
"{\"passRate\":" + (i * 30) + ".0,\"failedTests\":" + i + ",\"flakyTests\":" + i + ",\"suiteDurationMs\":" + (i * 2000) + "}");
}
java.nio.file.Files.writeString(dir.resolve("selenium-boot-metrics-20261019-103000.json"), "not json");

JsonNode trend = new ObjectMapper().readTree(HtmlReportGenerator.buildTrendData(2));
assertEquals(trend.size(), 1, "last 2 files taken, the unreadable one skipped");
assertEquals(trend.get(0).get("passRate").asDouble(), 90.0);
assertEquals(trend.get(0).get("durationSec").asDouble(), 6.0);
assertEquals(trend.get(0).get("flakyTests").asInt(), 3, "flakyTests carried into trend entry");
assertEquals(trend.get(0).get("label").asText(), "10-13 10:30");

JsonNode all = new ObjectMapper().readTree(HtmlReportGenerator.buildTrendData(20));
assertEquals(all.size(), 3);
assertEquals(all.get(0).get("passRate").asDouble(), 30.0, "oldest first");
assertEquals(all.get(0).get("flakyTests").asInt(), 1, "flakyTests on oldest run");
assertEquals(all.get(2).get("flakyTests").asInt(), 3, "flakyTests on newest run");
} finally {
System.clearProperty("seleniumboot.history.dir");
}
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