apache · sarth-akvaish · Feb 12, 2026
@@ -89,9 +89,9 @@ export const Calendar = () => {
   }
 
   return (
-    <Box p={6}>
+    <Box data-testid="dag-calendar-root" p={6}>
       <ErrorAlert error={error} />
-      <HStack justify="space-between" mb={6}>
+      <HStack data-testid="calendar-header" justify="space-between" mb={6}>
         <HStack gap={4} mb={4}>
           {granularity === "daily" ? (
             <HStack gap={2}>
@@ -107,6 +107,7 @@ export const Calendar = () => {
                 _hover={selectedDate.year() === currentDate.year() ? {} : { textDecoration: "underline" }}
                 color={selectedDate.year() === currentDate.year() ? "fg.info" : "inherit"}
                 cursor={selectedDate.year() === currentDate.year() ? "default" : "pointer"}
+                data-testid="calendar-current-period"
                 fontSize="xl"
                 fontWeight="bold"
                 minWidth="120px"
@@ -154,6 +155,7 @@ export const Calendar = () => {
                     ? "default"
                     : "pointer"
                 }
+                data-testid="calendar-current-period"
                 fontSize="xl"
                 fontWeight="bold"
                 minWidth="120px"
@@ -207,6 +209,7 @@ export const Calendar = () => {
             bg="bg/80"
             borderRadius="md"
             bottom="0"
+            data-testid="calendar-loading-overlay"
             display="flex"
             justifyContent="center"
             left="0"
@@ -232,6 +235,7 @@ export const Calendar = () => {
           <>
             <DailyCalendarView
               data={data?.dag_runs ?? []}
+              data-testid="calendar-daily-view"
               scale={scale}
               selectedYear={selectedDate.year()}
               viewMode={viewMode}

@@ -59,6 +59,9 @@ export const CalendarCell = ({
       _hover={hasData ? { transform: "scale(1.1)" } : {}}
       borderRadius="2px"
       cursor={hasData ? "pointer" : "default"}
+      data-has-data={hasData ? "true" : "false"}
+      data-testid="calendar-cell"
+      data-view-mode={viewMode}
       height="14px"
       marginRight={computedMarginRight}
       overflow="hidden"
@@ -86,6 +89,9 @@ export const CalendarCell = ({
       bg={backgroundColor}
       borderRadius="2px"
       cursor={hasData ? "pointer" : "default"}
+      data-has-data={hasData ? "true" : "false"}
+      data-testid="calendar-cell"
+      data-view-mode={viewMode}
       height="14px"
       marginRight={computedMarginRight}
       width="14px"

@@ -70,13 +70,13 @@ export const CalendarTooltip = ({ cellData, viewMode = "total" }: Props) => {
     }));
 
   return hasRuns ? (
-    <VStack align="start" gap={2}>
+    <VStack align="start" data-testid="calendar-tooltip" data-view-mode={viewMode} gap={2}>
       <Text fontSize="sm" fontWeight="medium">
         {date}
       </Text>
       <VStack align="start" gap={1.5}>
         {states.map(({ color, count, state }) => (
-          <HStack gap={3} key={state}>
+          <HStack data-testid={`calendar-tooltip-state-${state.toLowerCase()}`} gap={3} key={state}>
             <Box
               bg={color}
               border="1px solid"

@@ -67,7 +67,7 @@ export const HourlyCalendarView = ({
   const hourlyData = generateHourlyCalendarData(data, selectedYear, selectedMonth);
 
   return (
-    <Box mb={4}>
+    <Box data-testid="calendar-hourly-view" mb={4}>
       <Box mb={4}>
         <Box display="flex" mb={2}>
           <Box width="40px" />
@@ -140,7 +140,7 @@ export const HourlyCalendarView = ({
         </Box>
       </Box>
 
-      <Box display="flex" gap={2}>
+      <Box data-testid="calendar-grid" display="flex" gap={2}>
         <Box display="flex" flexDirection="column" gap={0.5}>
           {Array.from({ length: 24 }, (_, hour) => (
             <Box

@@ -0,0 +1,127 @@
+/*!
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import { expect, type Locator, type Page } from "@playwright/test";
+import { BasePage } from "tests/e2e/pages/BasePage";
+
+export class DagCalendarTab extends BasePage {
+  public readonly dailyToggle: Locator;
+  public readonly failedToggle = this.page.getByRole("button", { name: /failed/i });
+  public readonly hourlyToggle: Locator;
+  public readonly totalToggle = this.page.getByRole("button", { name: /total/i });
+
+  public get activeCells(): Locator {
+    return this.page.locator('[data-testid="calendar-cell"][data-has-data="true"]');
+  }
+
+  public get calendarCells(): Locator {
+    return this.page.getByTestId("calendar-cell");
+  }
+
+  public get tooltip(): Locator {
+    return this.page.getByTestId("calendar-tooltip");
+  }
+
+  public constructor(page: Page) {
+    super(page);
+
+    this.hourlyToggle = page.getByRole("button", { name: /hourly/i });
+    this.dailyToggle = page.getByRole("button", { name: /daily/i });
+  }
+
+  public async getActiveCellColors(): Promise<Array<string>> {
+    const count = await this.activeCells.count();
+    const colors: Array<string> = [];
+
+    for (let i = 0; i < count; i++) {
+      const cell = this.activeCells.nth(i);
+      const bg = await cell.evaluate((el) => window.getComputedStyle(el).backgroundColor);
+
+      colors.push(bg);
+    }
+
+    return colors;
+  }
+
+  public async getActiveCellCount(): Promise<number> {
+    return this.activeCells.count();
+  }
+
+  public async getManualRunStates(): Promise<Array<string>> {
+    const count = await this.activeCells.count();
+    const states: Array<string> = [];
+
+    for (let i = 0; i < count; i++) {
+      const cell = this.activeCells.nth(i);
+
+      await cell.hover();
+      await expect(this.tooltip).toBeVisible({ timeout: 20_000 });
+
+      const text = ((await this.tooltip.textContent()) ?? "").toLowerCase();
+
+      if (text.includes("success")) states.push("success");
+      if (text.includes("failed")) states.push("failed");
+      if (text.includes("running")) states.push("running");
+    }
+
+    return states;
+  }
+
+  public async navigateToCalendar(dagId: string) {
+    await this.page.goto(`/dags/${dagId}/calendar`);
+    await this.waitForCalendarReady();
+  }
+
+  public async switchToFailedView() {
+    await this.failedToggle.click();
+  }
+
+  public async switchToHourly() {
+    await this.hourlyToggle.click();
+
+    await this.page.getByTestId("calendar-hourly-view").waitFor({ state: "visible", timeout: 30_000 });
+  }
+
+  public async switchToTotalView() {
+    await this.totalToggle.click();
+  }
+
+  public async verifyMonthGridRendered() {
+    await this.waitForCalendarReady();
+  }
+
+  private async waitForCalendarReady(): Promise<void> {
+    await this.page.getByTestId("dag-calendar-root").waitFor({ state: "visible", timeout: 120_000 });
+
+    await this.page.getByTestId("calendar-current-period").waitFor({ state: "visible", timeout: 120_000 });
+
+    const overlay = this.page.getByTestId("calendar-loading-overlay");
+
+    if (await overlay.isVisible().catch(() => false)) {
+      await overlay.waitFor({ state: "hidden", timeout: 120_000 });
+    }
+
+    await this.page.getByTestId("calendar-grid").waitFor({ state: "visible", timeout: 120_000 });
+
+    await this.page.waitForFunction(() => {
+      const cells = document.querySelectorAll('[data-testid="calendar-cell"]');
+
+      return cells.length > 0;
+    });
+  }
+}
@@ -0,0 +1,158 @@
+/*!
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import { expect, test } from "@playwright/test";
+import dayjs from "dayjs";
+import { AUTH_FILE, testConfig } from "playwright.config";
+
+import { DagCalendarTab } from "../pages/DagCalendarTab";
+
+test.describe("DAG Calendar Tab", () => {
+  test.setTimeout(90_000);
+  const dagId = testConfig.testDag.id;
+  let calendar: DagCalendarTab;
+
+  test.beforeAll(async ({ browser }) => {
+    test.setTimeout(180_000);
+
+    const context = await browser.newContext({ storageState: AUTH_FILE });
+    const page = await context.newPage();
+
+    await page.request.patch(`/api/v2/dags/${dagId}`, {
+      data: { is_paused: false },
+    });
+
+    const now = dayjs();
+
+    const successIso = now.subtract(3, "day").hour(10).toISOString();
+    const failedIso = now.subtract(2, "day").hour(12).toISOString();
+
+    async function createRun(runId: string, iso: string, state: string) {
+      const response = await page.request.post(`/api/v2/dags/${dagId}/dagRuns`, {
+        data: {
+          conf: {},
+          dag_run_id: runId,
+          logical_date: iso,
+          note: "e2e test",
+        },
+      });
+
+      if (!response.ok()) {
+        const body = await response.text();
+
+        throw new Error(`Run creation failed: ${response.status()} ${body}`);
+      }
+
+      const data = (await response.json()) as { dag_run_id: string };
+      const dagRunId = data.dag_run_id;
+
+      await page.request.patch(`/api/v2/dags/${dagId}/dagRuns/${dagRunId}`, { data: { state } });
+    }
+
+    await createRun(`cal_success_${Date.now()}`, successIso, "success");
+    await createRun(`cal_failed_${Date.now()}`, failedIso, "failed");
+
+    await context.close();
+  });
+
+  test.beforeEach(async ({ page }) => {
+    test.setTimeout(60_000);
+    calendar = new DagCalendarTab(page);
+    await calendar.navigateToCalendar(dagId);
+  });
+
+  test("verify calendar grid renders", async () => {
+    await calendar.switchToHourly();
+    await calendar.verifyMonthGridRendered();
+  });
+
+  test("verify active cells appear for DAG runs", async () => {
+    await calendar.switchToHourly();
+
+    const count = await calendar.getActiveCellCount();
+
+    expect(count).toBeGreaterThan(0);
+  });
+
+  test("verify manual runs are detected", async () => {
+    await calendar.switchToHourly();
+
+    const states = await calendar.getManualRunStates();
+
+    expect(states.length).toBeGreaterThanOrEqual(2);
+  });
+
+  test("verify hover shows correct run states", async () => {
+    await calendar.switchToHourly();
+
+    const states = await calendar.getManualRunStates();
+
+    expect(states).toContain("success");
+    expect(states).toContain("failed");
+  });
+
+  test("failed filter shows only failed runs", async () => {
+    await calendar.switchToHourly();
+
+    const totalStates = await calendar.getManualRunStates();
+
+    expect(totalStates).toContain("success");
+    expect(totalStates).toContain("failed");
+
+    await calendar.switchToFailedView();
+
+    const failedStates = await calendar.getManualRunStates();
+
+    expect(failedStates).toContain("failed");
+    expect(failedStates).not.toContain("success");
+  });
+
+  test("failed view reduces active cells", async () => {
+    await calendar.switchToHourly();
+
+    const totalCount = await calendar.getActiveCellCount();
+
+    await calendar.switchToFailedView();
+
+    const failedCount = await calendar.getActiveCellCount();
+
+    expect(failedCount).toBeLessThan(totalCount);
+  });
+
+  test("color scale changes between total and failed view", async () => {
+    await calendar.switchToHourly();
+
+    const totalColors = await calendar.getActiveCellColors();
+
+    await calendar.switchToFailedView();
+
+    const failedColors = await calendar.getActiveCellColors();
+
+    // color palette should differ
+    expect(failedColors).not.toEqual(totalColors);
+  });
+
+  test("cells reflect failed view mode attribute", async () => {
+    await calendar.switchToHourly();
+    await calendar.switchToFailedView();
+
+    const cell = calendar.activeCells.first();
+
+    await expect(cell).toHaveAttribute("data-view-mode", "failed");
+  });
+});