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/*
* qtmaildir - a Qt6 mail client for notmuch-indexed Maildirs
* Copyright (C) 2026 Danilo M. <danix@danix.xyz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <QtTest>
#include "querycompleter.h"
class TestQueryCompleter : public QObject
{
Q_OBJECT
private slots:
void emptyTextCompletesPrefix();
void bareWordCompletesPrefix();
void wordAfterOperatorCompletesPrefix();
void prefixReplaceSpanCoversTheWord();
void colonSwitchesToValue();
void valueReplaceSpanExcludesThePrefix();
void prefixIsLowercased();
void emptyValueAfterColonStillCompletes();
void insideQuotesCompletesNothing();
void afterClosedQuotesCompletesAgain();
};
void TestQueryCompleter::emptyTextCompletesPrefix()
{
const CompletionContext ctx = completionContext(QString(), 0);
QCOMPARE(ctx.kind, CompletionContext::Prefix);
QCOMPARE(ctx.stem, QString());
}
void TestQueryCompleter::bareWordCompletesPrefix()
{
const CompletionContext ctx = completionContext(QStringLiteral("su"), 2);
QCOMPARE(ctx.kind, CompletionContext::Prefix);
QCOMPARE(ctx.stem, QStringLiteral("su"));
}
void TestQueryCompleter::wordAfterOperatorCompletesPrefix()
{
// The token boundary is whitespace, not the start of the line.
const QString text = QStringLiteral("tag:inbox and su");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.kind, CompletionContext::Prefix);
QCOMPARE(ctx.stem, QStringLiteral("su"));
}
void TestQueryCompleter::prefixReplaceSpanCoversTheWord()
{
const QString text = QStringLiteral("tag:inbox and su");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.replaceFrom, 14);
QCOMPARE(ctx.replaceLength, 2);
}
void TestQueryCompleter::colonSwitchesToValue()
{
const QString text = QStringLiteral("tag:sho");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.kind, CompletionContext::Value);
QCOMPARE(ctx.prefix, QStringLiteral("tag"));
QCOMPARE(ctx.stem, QStringLiteral("sho"));
}
void TestQueryCompleter::valueReplaceSpanExcludesThePrefix()
{
// Accepting must overwrite "sho" only, never "tag:".
const QString text = QStringLiteral("tag:sho");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.replaceFrom, 4);
QCOMPARE(ctx.replaceLength, 3);
}
void TestQueryCompleter::prefixIsLowercased()
{
const QString text = QStringLiteral("TAG:sho");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.prefix, QStringLiteral("tag"));
}
void TestQueryCompleter::emptyValueAfterColonStillCompletes()
{
// "tag:" with the cursor at the end offers every tag.
const QString text = QStringLiteral("tag:");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.kind, CompletionContext::Value);
QCOMPARE(ctx.prefix, QStringLiteral("tag"));
QCOMPARE(ctx.stem, QString());
QCOMPARE(ctx.replaceFrom, 4);
QCOMPARE(ctx.replaceLength, 0);
}
void TestQueryCompleter::insideQuotesCompletesNothing()
{
// subject:"foo bar| is a literal, not a keyword position.
const QString text = QStringLiteral("subject:\"foo bar");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.kind, CompletionContext::None);
}
void TestQueryCompleter::afterClosedQuotesCompletesAgain()
{
const QString text = QStringLiteral("subject:\"foo bar\" and ta");
const CompletionContext ctx = completionContext(text, text.size());
QCOMPARE(ctx.kind, CompletionContext::Prefix);
QCOMPARE(ctx.stem, QStringLiteral("ta"));
}
QTEST_MAIN(TestQueryCompleter)
#include "test_querycompleter.moc"
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