# HG changeset patch
# User Chris Cannam
# Date 1342214041 -3600
# Node ID 5f2a57b1a75afc63ee564035b0011853d1c6ab78
# Parent  c88a9972975b61e79c57a4dd0188cd1161bc8334
Simple hypothesis test cases

diff -r c88a9972975b -r 5f2a57b1a75a NoteHypothesis.h
--- a/NoteHypothesis.h	Fri Jul 13 21:40:50 2012 +0100
+++ b/NoteHypothesis.h	Fri Jul 13 22:14:01 2012 +0100
@@ -49,6 +49,9 @@
     ~NoteHypothesis();
 
     struct Estimate {
+        Estimate() : freq(0), time(), confidence(0) { }
+        Estimate(double _f, RealTime _t, double _c) :
+            freq(_f), time(_t), confidence(_c) { }
 	double freq;
 	RealTime time;
 	double confidence;
@@ -76,6 +79,9 @@
     Estimates getAcceptedEstimates() const;
 
     struct Note {
+        Note() : freq(0), time(), duration() { }
+        Note(double _f, RealTime _t, RealTime _d) :
+            freq(_f), time(_t), duration(_d) { }
 	double freq;
 	RealTime time;
 	RealTime duration;
diff -r c88a9972975b -r 5f2a57b1a75a test/TestNoteHypothesis.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/TestNoteHypothesis.h	Fri Jul 13 22:14:01 2012 +0100
@@ -0,0 +1,106 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+/* Copyright Chris Cannam - All Rights Reserved */
+
+#ifndef TEST_NOTE_HYPOTHESIS_H
+#define TEST_NOTE_HYPOTHESIS_H
+
+#include "base/NoteHypothesis.h"
+
+#include <QObject>
+#include <QtTest>
+
+namespace Turbot {
+
+class TestNoteHypothesis : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void emptyAccept() {
+	NoteHypothesis h;
+	NoteHypothesis::Estimate e;
+	QCOMPARE(h.getState(), NoteHypothesis::New);
+	QVERIFY(h.accept(e));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+    }
+
+    void simpleSatisfy() {
+	NoteHypothesis h;
+	NoteHypothesis::Estimate e1(500, RealTime::fromMilliseconds(0), 1);
+	NoteHypothesis::Estimate e2(500, RealTime::fromMilliseconds(10), 1);
+	NoteHypothesis::Estimate e3(500, RealTime::fromMilliseconds(20), 1);
+	NoteHypothesis::Estimate e4(500, RealTime::fromMilliseconds(30), 1);
+	NoteHypothesis::Estimate e5(500, RealTime::fromMilliseconds(80), 1);
+	NoteHypothesis::Estimate e6(500, RealTime::fromMilliseconds(90), 1);
+	QCOMPARE(h.getState(), NoteHypothesis::New);
+	QVERIFY(h.accept(e1));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e2));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e3));
+	QCOMPARE(h.getState(), NoteHypothesis::Satisfied);
+	QVERIFY(h.accept(e4));
+	QCOMPARE(h.getState(), NoteHypothesis::Satisfied);
+	QVERIFY(!h.accept(e5));
+	QCOMPARE(h.getState(), NoteHypothesis::Expired);
+	QVERIFY(!h.accept(e6));
+	QCOMPARE(h.getState(), NoteHypothesis::Expired);
+    }
+	
+    void strayReject() {
+	NoteHypothesis h;
+	NoteHypothesis::Estimate e1(500, RealTime::fromMilliseconds(0), 1);
+	NoteHypothesis::Estimate e2(1000, RealTime::fromMilliseconds(10), 1);
+	NoteHypothesis::Estimate e3(500, RealTime::fromMilliseconds(20), 1);
+	NoteHypothesis::Estimate e4(500, RealTime::fromMilliseconds(30), 1);
+	QCOMPARE(h.getState(), NoteHypothesis::New);
+	QVERIFY(h.accept(e1));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(!h.accept(e2));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e3));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e4));
+	QCOMPARE(h.getState(), NoteHypothesis::Satisfied);
+    }
+		
+    void tooSlow() {
+	NoteHypothesis h;
+	NoteHypothesis::Estimate e1(500, RealTime::fromMilliseconds(0), 1);
+	NoteHypothesis::Estimate e2(500, RealTime::fromMilliseconds(50), 1);
+	QCOMPARE(h.getState(), NoteHypothesis::New);
+	QVERIFY(h.accept(e1));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(!h.accept(e2));
+	QCOMPARE(h.getState(), NoteHypothesis::Rejected);
+    }
+	
+    void weakSatisfy() {
+	NoteHypothesis h;
+	NoteHypothesis::Estimate e1(500, RealTime::fromMilliseconds(0), 0.5);
+	NoteHypothesis::Estimate e2(500, RealTime::fromMilliseconds(10), 0.5);
+	NoteHypothesis::Estimate e3(500, RealTime::fromMilliseconds(20), 0.5);
+	NoteHypothesis::Estimate e4(500, RealTime::fromMilliseconds(30), 0.5);
+	NoteHypothesis::Estimate e5(500, RealTime::fromMilliseconds(40), 0.5);
+	NoteHypothesis::Estimate e6(500, RealTime::fromMilliseconds(90), 0.5);
+	QCOMPARE(h.getState(), NoteHypothesis::New);
+	QVERIFY(h.accept(e1));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e2));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e3));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e4));
+	QCOMPARE(h.getState(), NoteHypothesis::Provisional);
+	QVERIFY(h.accept(e5));
+	QCOMPARE(h.getState(), NoteHypothesis::Satisfied);
+	QVERIFY(!h.accept(e6));
+	QCOMPARE(h.getState(), NoteHypothesis::Expired);
+    }
+	
+    
+};
+
+}
+
+#endif