From 57004b7fda861e1e59a00688a859f30d9a088b4e Mon Sep 17 00:00:00 2001
From: Robin Burchell <robin+qt@viroteck.net>
Date: Tue, 28 Feb 2012 20:49:35 +0100
Subject: Move data generation to initTestCase() method and store the results.
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Per the comments on Ie4100a1ca4dbe7bf1cd73de883a9854377ac2f5e, having Q_ASSERT
was not a good idea, and data functions can't really handle
QVERIFY/QCOMPARE/etc, so do this in initTestCase instead.

Change-Id: I19e61dec7fe415bb1fa0f53a2920d99b8c7c8ea7
Reviewed-by: João Abecasis <joao.abecasis@nokia.com>
---
 tests/benchmarks/corelib/tools/qhash/main.cpp | 130 ++++++++++++--------------
 1 file changed, 58 insertions(+), 72 deletions(-)

(limited to 'tests/benchmarks/corelib/tools/qhash')

diff --git a/tests/benchmarks/corelib/tools/qhash/main.cpp b/tests/benchmarks/corelib/tools/qhash/main.cpp
index f7c0f66df3..7a871b455c 100644
--- a/tests/benchmarks/corelib/tools/qhash/main.cpp
+++ b/tests/benchmarks/corelib/tools/qhash/main.cpp
@@ -54,6 +54,7 @@ class tst_QHash : public QObject
     Q_OBJECT
 
 private slots:
+    void initTestCase();
     void qhash_qt4_data() { data(); }
     void qhash_qt4();
     void qhash_faster_data() { data(); }
@@ -63,90 +64,75 @@ private slots:
 
 private:
     void data();
+
+    QStringList smallFilePaths;
+    QStringList uuids;
+    QStringList dict;
+    QStringList numbers;
 };
 
 ///////////////////// QHash /////////////////////
 
 #include <QDebug>
 
-void tst_QHash::data()
+void tst_QHash::initTestCase()
 {
-    QTest::addColumn<QStringList>("items");
-    static QStringList smallFilePaths;
-
-    {
-        // small list of file paths
-        if (smallFilePaths.isEmpty()) {
-            QFile smallPathsData("paths_small_data.txt");
-            QVERIFY(smallPathsData.open(QIODevice::ReadOnly));
-            smallFilePaths = QString::fromLatin1(smallPathsData.readAll()).split(QLatin1Char('\n'));
-            Q_ASSERT(!smallFilePaths.isEmpty());
-        }
-
-        QTest::newRow("paths-small") << smallFilePaths;
-    }
-
-    {
-        // list of UUIDs
-        static QStringList uuids;
-        if (uuids.isEmpty()) {
-            // guaranteed to be completely random, generated by http://xkcd.com/221/
-            QUuid ns = QUuid("{f43d2ef3-2fe9-4563-a6f5-5a0100c2d699}");
-            uuids.reserve(smallFilePaths.size());
-
-            foreach (const QString &path, smallFilePaths)
-                uuids.append(QUuid::createUuidV5(ns, path).toString());
-        }
-
-        QTest::newRow("uuids-list") << uuids;
-    }
-
-    {
-        // lots of strings with alphabetical characters, vaguely reminiscent of
-        // a dictionary.
-        //
-        // this programatically generates a series like:
-        //  AAAAAA
-        //  AAAAAB
-        //  AAAAAC
-        //  ...
-        //  AAAAAZ
-        //  AAAABZ
-        //  ...
-        //  AAAAZZ
-        //  AAABZZ
-        QByteArray id("AAAAAAA");
-        static QStringList dict;
-
-        if (dict.isEmpty()) {
-            for (int i = id.length() - 1; i > 0;) {
-                dict.append(id);
-                char c = id.at(i);
-                id[i] = ++c;
-
-                if (c == 'Z') {
-                    // wrap to next digit
-                    i--;
-                    id[i] = 'A';
-                }
+    // small list of file paths
+    QFile smallPathsData("paths_small_data.txt");
+    QVERIFY(smallPathsData.open(QIODevice::ReadOnly));
+    smallFilePaths = QString::fromLatin1(smallPathsData.readAll()).split(QLatin1Char('\n'));
+    QVERIFY(!smallFilePaths.isEmpty());
+
+    // list of UUIDs
+    // guaranteed to be completely random, generated by http://xkcd.com/221/
+    QUuid ns = QUuid("{f43d2ef3-2fe9-4563-a6f5-5a0100c2d699}");
+    uuids.reserve(smallFilePaths.size());
+
+    foreach (const QString &path, smallFilePaths)
+        uuids.append(QUuid::createUuidV5(ns, path).toString());
+
+
+    // lots of strings with alphabetical characters, vaguely reminiscent of
+    // a dictionary.
+    //
+    // this programatically generates a series like:
+    //  AAAAAA
+    //  AAAAAB
+    //  AAAAAC
+    //  ...
+    //  AAAAAZ
+    //  AAAABZ
+    //  ...
+    //  AAAAZZ
+    //  AAABZZ
+    QByteArray id("AAAAAAA");
+
+    if (dict.isEmpty()) {
+        for (int i = id.length() - 1; i > 0;) {
+            dict.append(id);
+            char c = id.at(i);
+            id[i] = ++c;
+
+            if (c == 'Z') {
+                // wrap to next digit
+                i--;
+                id[i] = 'A';
             }
         }
-
-        QTest::newRow("dictionary") << dict;
     }
 
-    {
-        // string versions of numbers.
-        static QStringList numbers;
-
-        if (numbers.isEmpty()) {
-            for (int i = 5000000; i < 5005001; ++i)
-                numbers.append(QString::number(i));
-        }
-
-        QTest::newRow("numbers") << numbers;
-    }
+    // string versions of numbers.
+    for (int i = 5000000; i < 5005001; ++i)
+        numbers.append(QString::number(i));
+}
 
+void tst_QHash::data()
+{
+    QTest::addColumn<QStringList>("items");
+    QTest::newRow("paths-small") << smallFilePaths;
+    QTest::newRow("uuids-list") << uuids;
+    QTest::newRow("dictionary") << dict;
+    QTest::newRow("numbers") << numbers;
 }
 
 void tst_QHash::qhash_qt4()
-- 
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