starting SymptomVsSymptomChartDataProviderTest

docs/SymptomsCausedByCOVIDLots/index.html

@@ -28,6 +28,7 @@
   <script src="../Utils.js"></script>
   <script src="../UIUtils.js"></script>
   <script src="../NumberWithBarElementFactory.js"></script>
+  <script src="./js/Sets.js"></script>
   <script src="./js/PrrByKey2CsvConverter.js"></script>
   <script src="./js/PageInitializer.js"></script>
   <script src="./js/PrrByVaccineProvider.js"></script>
@@ -36,6 +37,7 @@
   <script src="./js/PrrByVaccineTableView.js"></script>
   <script src="./js/PrrBySymptomTableView.js"></script>
   <script src="./js/SymptomVsSymptomChartView.js"></script>
+  <script src="./js/SymptomVsSymptomChartDataProvider.js"></script>
   <script>
     document.addEventListener(
       "DOMContentLoaded",

docs/SymptomsCausedByCOVIDLots/js/Sets.js

@@ -0,0 +1,20 @@
+class Sets {
+
+    static filterSet(set, predicate) {
+        return new Set([...set].filter(predicate));
+    }
+
+    static union(sets) {
+        return sets.reduce(
+            (union, set) => new Set([...union, ...set]),
+            new Set());
+    }
+
+    static intersection(set1, set2) {
+        return new Set([...set1].filter(x => set2.has(x)));
+    }
+
+    static isEmpty(set) {
+        return set.size == 0;
+    }
+}

docs/SymptomsCausedByCOVIDLots/js/SymptomVsSymptomChartDataProvider.js

@@ -0,0 +1,28 @@
+class SymptomVsSymptomChartDataProvider {
+
+    static retainCommonLots({ prrByLotX, prrByLotY }) {
+        const commonLots = SymptomVsSymptomChartDataProvider.#getCommonKeys(prrByLotX, prrByLotY);
+        return {
+            prrByLotX: SymptomVsSymptomChartDataProvider.#retainKeysOfDict(prrByLotX, commonLots),
+            prrByLotY: SymptomVsSymptomChartDataProvider.#retainKeysOfDict(prrByLotY, commonLots)
+        };
+    }
+
+    static #getCommonKeys(dict1, dict2) {
+        return Sets.intersection(
+            SymptomVsSymptomChartDataProvider.#getKeySet(dict1),
+            SymptomVsSymptomChartDataProvider.#getKeySet(dict2));
+    }
+
+    static #getKeySet(dict) {
+        return new Set(Object.keys(dict));
+    }
+
+    static #retainKeysOfDict(dict, keys2Retain) {
+        const entries2Retain =
+            Object
+                .entries(dict)
+                .filter(([key, _]) => keys2Retain.has(key));
+        return Object.fromEntries(entries2Retain);
+    }
+}

docs/SymptomsCausedByCOVIDLots/js/SymptomVsSymptomChartView.js

@@ -14,13 +14,13 @@ class SymptomVsSymptomChartView {
         // FK-TODO: fetch multiple files: https://stackoverflow.com/a/31711496 or https://stackoverflow.com/a/53892713
         PrrByVaccineProvider.getPrrByVaccine(symptom1)
             .then(
-                prrByKey1 => {
+                prrByLot1 => {
                     PrrByVaccineProvider.getPrrByVaccine(symptom2)
                         .then(
-                            prrByKey2 => {
+                            prrByLot2 => {
                                 const myData =
                                     Object
-                                        .values(prrByKey2)
+                                        .values(prrByLot2)
                                         .map(
                                             val =>
                                             ({

docs/SymptomsCausedByCOVIDLots/test/SymptomVsSymptomChartDataProviderTest.js

@@ -0,0 +1,52 @@
+QUnit.module('SymptomVsSymptomChartDataProviderTest', function () {
+
+    QUnit.test.each(
+        'shouldRetainCommonLots',
+        [
+            [
+                {
+                    prrByLotX: {
+                        "lotX": 1.0
+                    },
+                    prrByLotY: {
+                        "lotY": 2.0
+                    }
+                },
+                {
+                    prrByLotX: {
+                    },
+                    prrByLotY: {
+                    }
+                }
+            ],
+            [
+                {
+                    prrByLotX: {
+                        "lotX": 1.0,
+                        "lotCommon": 2.0
+                    },
+                    prrByLotY: {
+                        "lotCommon": 3.0,
+                        "lotY": 4.0
+                    }
+                },
+                {
+                    prrByLotX: {
+                        "lotCommon": 2.0
+                    },
+                    prrByLotY: {
+                        "lotCommon": 3.0
+                    }
+                }
+            ]
+        ],
+        (assert, [dataSets, mergedDataSets]) => {
+            // Given
+
+            // When
+            const mergedDataSetsActual = SymptomVsSymptomChartDataProvider.retainCommonLots(dataSets);
+
+            // Then
+            assert.deepEqual(mergedDataSetsActual, mergedDataSets);
+        });
+});

docs/SymptomsCausedByCOVIDLots/test/index.test.html

@@ -0,0 +1,37 @@
+<!DOCTYPE html>
+<html lang="de">
+
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>Safety Signals for COVID Batches</title>
+    <script src="../../Utils.js"></script>
+    <script src="../../UIUtils.js"></script>
+    <script src="../../NumberWithBarElementFactory.js"></script>
+    <script src="../js/Sets.js"></script>
+    <script src="../js/PrrByKey2CsvConverter.js"></script>
+    <script src="../js/PageInitializer.js"></script>
+    <script src="../js/PrrByVaccineProvider.js"></script>
+    <script src="../js/PrrByKeyTable.js"></script>
+    <script src="../js/PrrByKeyTableView.js"></script>
+    <script src="../js/PrrByVaccineTableView.js"></script>
+    <script src="../js/PrrBySymptomTableView.js"></script>
+    <script src="../js/SymptomVsSymptomChartView.js"></script>
+    <script src="../js/SymptomVsSymptomChartDataProvider.js"></script>
+    <link rel="stylesheet" href="https://code.jquery.com/qunit/qunit-2.17.2.css">
+    <script src="https://code.jquery.com/qunit/qunit-2.17.2.js"></script>
+    <script type="text/javascript" src="./jshamcrest.js"></script>
+    <script type="text/javascript" src="./jsmockito-1.0.4.js"></script>
+    <script>
+        JsHamcrest.Integration.QUnit();
+        JsMockito.Integration.QUnit();
+    </script>
+    <script src="./SymptomVsSymptomChartDataProviderTest.js"></script>
+</head>
+
+<body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture"></div>
+</body>
+
+</html>