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More unit tests
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‎tests/yup_audio_processors.cpp‎

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#include "yup_audio_processors/yup_AudioParameter.cpp"
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#include "yup_audio_processors/yup_AudioProcessContext.cpp"
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#include "yup_audio_processors/yup_ParameterChangeBuffer.cpp"

‎tests/yup_audio_processors/yup_ParameterChangeBuffer.cpp‎

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/*
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==============================================================================
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This file is part of the YUP library.
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Copyright (c) 2026 - kunitoki@gmail.com
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YUP is an open source library subject to open-source licensing.
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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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to use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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YUP IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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#include <gtest/gtest.h>
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#include <yup_audio_processors/yup_audio_processors.h>
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using namespace yup;
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TEST (ParameterChangeBufferTests, AddsAndClearsReservedChanges)
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{
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ParameterChangeBuffer changes;
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EXPECT_TRUE (changes.isEmpty());
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EXPECT_EQ (0, changes.getNumChanges());
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changes.reserve (2);
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EXPECT_TRUE (changes.addChange (3, 0.25f, 12));
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EXPECT_TRUE (changes.addChange (4, 0.5f, 24));
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EXPECT_FALSE (changes.isEmpty());
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EXPECT_EQ (2, changes.getNumChanges());
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ASSERT_NE (changes.begin(), changes.end());
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EXPECT_EQ (3, changes.begin()->parameterIndex);
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EXPECT_FLOAT_EQ (0.25f, changes.begin()->normalizedValue);
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EXPECT_EQ (12, changes.begin()->sampleOffset);
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changes.clear();
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EXPECT_TRUE (changes.isEmpty());
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EXPECT_EQ (0, changes.getNumChanges());
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}
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TEST (ParameterChangeBufferTests, SortOrdersChangesBySampleOffset)
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{
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ParameterChangeBuffer changes;
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changes.reserve (4);
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EXPECT_TRUE (changes.addChange (1, 0.3f, 24));
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EXPECT_TRUE (changes.addChange (2, 0.4f, 4));
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EXPECT_TRUE (changes.addChange (1, 0.2f, 12));
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changes.sort();
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ASSERT_EQ (3, changes.getNumChanges());
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const auto* change = changes.begin();
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EXPECT_EQ (4, change[0].sampleOffset);
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EXPECT_EQ (12, change[1].sampleOffset);
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EXPECT_EQ (24, change[2].sampleOffset);
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}
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TEST (ParameterChangeBufferTests, FindsNextChangeAtOrAfterSamplePosition)
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{
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ParameterChangeBuffer changes;
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changes.reserve (3);
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EXPECT_TRUE (changes.addChange (1, 0.1f, 3));
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EXPECT_TRUE (changes.addChange (1, 0.2f, 9));
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EXPECT_TRUE (changes.addChange (1, 0.3f, 14));
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changes.sort();
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EXPECT_EQ (3, changes.findNextSamplePosition (0)->sampleOffset);
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EXPECT_EQ (3, changes.findNextSamplePosition (3)->sampleOffset);
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EXPECT_EQ (9, changes.findNextSamplePosition (4)->sampleOffset);
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EXPECT_EQ (14, changes.findNextSamplePosition (14)->sampleOffset);
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EXPECT_EQ (changes.end(), changes.findNextSamplePosition (15));
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}
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TEST (AudioParameterHandleTests, AdvanceToSampleAppliesOnlyMatchingParameterChanges)
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{
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auto parameter = AudioParameterBuilder()
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.withID ("gain")
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.withName ("Gain")
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.withRange (0.0f, 100.0f)
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.withDefault (10.0f)
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.build();
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parameter->setIndexInContainer (2);
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AudioParameterHandle handle (*parameter, 48000.0);
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ParameterChangeBuffer changes;
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changes.reserve (4);
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EXPECT_TRUE (changes.addChange (1, 0.5f, 0));
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EXPECT_TRUE (changes.addChange (2, 0.25f, 4));
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EXPECT_TRUE (changes.addChange (2, 0.75f, 8));
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changes.sort();
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handle.prepareBlock (changes, parameter->getIndexInContainer());
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EXPECT_FALSE (handle.advanceToSample (3));
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EXPECT_FLOAT_EQ (10.0f, parameter->getValue());
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EXPECT_TRUE (handle.advanceToSample (4));
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EXPECT_FLOAT_EQ (25.0f, parameter->getValue());
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EXPECT_FLOAT_EQ (25.0f, handle.getCurrentValue());
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EXPECT_FALSE (handle.advanceToSample (7));
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EXPECT_FLOAT_EQ (25.0f, parameter->getValue());
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EXPECT_TRUE (handle.advanceToSample (8));
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EXPECT_FLOAT_EQ (75.0f, parameter->getValue());
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EXPECT_FLOAT_EQ (75.0f, handle.getCurrentValue());
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EXPECT_FALSE (handle.advanceToSample (8));
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}
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TEST (AudioParameterHandleTests, PrepareBlockRestartsAutomationIteration)
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{
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auto parameter = AudioParameterBuilder()
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.withID ("mix")
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.withName ("Mix")
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.withRange (0.0f, 1.0f)
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.withDefault (0.0f)
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.build();
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parameter->setIndexInContainer (0);
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AudioParameterHandle handle (*parameter, 48000.0);
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ParameterChangeBuffer changes;
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changes.reserve (1);
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EXPECT_TRUE (changes.addChange (0, 1.0f, 2));
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handle.prepareBlock (changes, parameter->getIndexInContainer());
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EXPECT_TRUE (handle.advanceToSample (2));
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EXPECT_FLOAT_EQ (1.0f, parameter->getValue());
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parameter->setValue (0.0f);
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handle.prepareBlock (changes, parameter->getIndexInContainer());
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EXPECT_TRUE (handle.advanceToSample (2));
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EXPECT_FLOAT_EQ (1.0f, parameter->getValue());
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}

‎tests/yup_gui/yup_ApplicationTheme.cpp‎

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EXPECT_EQ (result.value(), second);
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}
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TEST_F (ApplicationThemeTest, ComponentColorOverridesRegisteredColor)
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{
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auto c = Component ("testComponent");
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const Identifier id ("accentColor");
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const Color themeColor = Color::fromRGBA (1, 2, 3, 255);
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const Color componentColor = Color::fromRGBA (4, 5, 6, 255);
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theme->setColor (id, themeColor);
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c.setColor (id, componentColor);
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auto result = ApplicationTheme::findComponentColor (c, id);
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ASSERT_TRUE (result.has_value());
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EXPECT_EQ (result.value(), componentColor);
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c.setColor (id, std::nullopt);
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result = ApplicationTheme::findComponentColor (c, id);
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ASSERT_TRUE (result.has_value());
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EXPECT_EQ (result.value(), themeColor);
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}
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TEST_F (ApplicationThemeTest, FindColorUnregisteredIdDoesNotAffectOtherIds)
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{
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auto c = Component ("testComponent");
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EXPECT_FLOAT_EQ (result.value(), 3.5f);
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}
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TEST_F (ApplicationThemeTest, SetMetricsRegistersMultipleValues)
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{
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auto c = Component ("testComponent");
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const Identifier idA ("smallSpacing");
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const Identifier idB ("largeSpacing");
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theme->setMetrics ({ { idA, 4.0f }, { idB, 12.0f } });
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auto resultA = ApplicationTheme::findComponentMetric (c, idA);
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auto resultB = ApplicationTheme::findComponentMetric (c, idB);
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ASSERT_TRUE (resultA.has_value());
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EXPECT_FLOAT_EQ (resultA.value(), 4.0f);
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ASSERT_TRUE (resultB.has_value());
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EXPECT_FLOAT_EQ (resultB.value(), 12.0f);
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}
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TEST_F (ApplicationThemeTest, ComponentMetricOverridesRegisteredMetric)
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{
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auto c = Component ("testComponent");
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const Identifier id ("cornerRadius");
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theme->setMetric (id, 8.0f);
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c.setMetric (id, 12.0f);
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auto result = ApplicationTheme::findComponentMetric (c, id);
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ASSERT_TRUE (result.has_value());
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EXPECT_FLOAT_EQ (result.value(), 12.0f);
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c.setMetric (id, std::nullopt);
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result = ApplicationTheme::findComponentMetric (c, id);
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ASSERT_TRUE (result.has_value());
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EXPECT_FLOAT_EQ (result.value(), 8.0f);
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}
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TEST_F (ApplicationThemeTest, FindMetricUnregisteredIdDoesNotAffectOtherIds)
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{
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auto c = Component ("testComponent");

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