127 lines
3.8 KiB
C++
127 lines
3.8 KiB
C++
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT license.
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#include "precomp.h"
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#include "WexTestClass.h"
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using namespace WEX::Logging;
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class EnumSetTests
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{
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TEST_CLASS(EnumSetTests);
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TEST_METHOD(Constructors)
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{
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enum class Flags
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{
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Zero,
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One,
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Two,
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Three,
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Four
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};
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{
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Log::Comment(L"Default constructor with no bits set");
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til::enumset<Flags> flags;
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VERIFY_ARE_EQUAL(0b00000u, flags.bits());
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}
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{
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Log::Comment(L"Constructor with bit 3 set");
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til::enumset<Flags> flags{ Flags::Three };
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VERIFY_ARE_EQUAL(0b01000u, flags.bits());
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}
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{
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Log::Comment(L"Constructor with bits 0, 2, and 4 set");
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til::enumset<Flags> flags{ Flags::Zero, Flags::Two, Flags::Four };
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VERIFY_ARE_EQUAL(0b10101u, flags.bits());
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}
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}
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TEST_METHOD(SetResetFlipMethods)
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{
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enum class Flags
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{
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Zero,
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One,
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Two,
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Three,
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Four
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};
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Log::Comment(L"Start with no bits set");
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til::enumset<Flags> flags;
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VERIFY_ARE_EQUAL(0b00000u, flags.bits());
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Log::Comment(L"Set bit 2 to true");
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flags.set(Flags::Two);
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VERIFY_ARE_EQUAL(0b00100u, flags.bits());
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Log::Comment(L"Flip bit 4 to true");
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flags.flip(Flags::Four);
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VERIFY_ARE_EQUAL(0b10100u, flags.bits());
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Log::Comment(L"Set bit 0 to true");
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flags.set(Flags::Zero, true);
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VERIFY_ARE_EQUAL(0b10101u, flags.bits());
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Log::Comment(L"Reset bit 2 to false, leaving 0 and 4 true");
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flags.reset(Flags::Two);
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VERIFY_ARE_EQUAL(0b10001u, flags.bits());
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Log::Comment(L"Set bit 0 to false, leaving 4 true");
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flags.set(Flags::Zero, false);
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VERIFY_ARE_EQUAL(0b10000u, flags.bits());
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Log::Comment(L"Flip bit 4, leaving all bits false ");
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flags.flip(Flags::Four);
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VERIFY_ARE_EQUAL(0b00000u, flags.bits());
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Log::Comment(L"Set bits 0, 3, and 2");
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flags.set(Flags::Zero, Flags::Three, Flags::Two);
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VERIFY_ARE_EQUAL(0b01101u, flags.bits());
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Log::Comment(L"Reset bits 3, 4 (already reset), and 0, leaving 2 true");
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flags.reset(Flags::Three, Flags::Four, Flags::Zero);
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VERIFY_ARE_EQUAL(0b00100u, flags.bits());
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}
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TEST_METHOD(TestMethods)
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{
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enum class Flags
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{
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Zero,
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One,
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Two,
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Three,
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Four
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};
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Log::Comment(L"Start with bits 0, 2, and 4 set");
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til::enumset<Flags> flags{ Flags::Zero, Flags::Two, Flags::Four };
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VERIFY_ARE_EQUAL(0b10101u, flags.bits());
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Log::Comment(L"Test bits 1 through 4 with the test method");
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VERIFY_IS_FALSE(flags.test(Flags::One));
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VERIFY_IS_TRUE(flags.test(Flags::Two));
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VERIFY_IS_FALSE(flags.test(Flags::Three));
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VERIFY_IS_TRUE(flags.test(Flags::Four));
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Log::Comment(L"Test if any bits are set");
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VERIFY_IS_TRUE(flags.any());
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Log::Comment(L"Test if either bit 1 or 3 are set");
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VERIFY_IS_FALSE(flags.any(Flags::One, Flags::Three));
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Log::Comment(L"Test if either bit 1 or 4 are set");
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VERIFY_IS_TRUE(flags.any(Flags::One, Flags::Four));
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Log::Comment(L"Test if all bits are set");
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VERIFY_IS_FALSE(flags.all());
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Log::Comment(L"Test if both bits 0 and 4 are set");
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VERIFY_IS_TRUE(flags.all(Flags::Zero, Flags::Four));
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Log::Comment(L"Test if both bits 0 and 3 are set");
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VERIFY_IS_FALSE(flags.all(Flags::Zero, Flags::Three));
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}
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};
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