45 lines
641 B
C++
45 lines
641 B
C++
#include <gtest/gtest.h>
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#include "undo/undostack.h"
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#include "undo/undocommand.h"
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namespace {
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class TestCommand final : public olive::UndoCommand {
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public:
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explicit TestCommand(int *value)
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: value_(value)
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{
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}
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protected:
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void redo() override
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{
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if (value_) {
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(*value_)++;
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}
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}
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void undo() override
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{
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if (value_) {
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(*value_)--;
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}
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}
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private:
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int *value_ = nullptr;
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};
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}
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TEST(UndoStack, PushUndoRedo)
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{
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int counter = 0;
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olive::UndoStack stack;
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stack.push(new TestCommand(&counter), QStringLiteral("Test"));
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EXPECT_EQ(counter, 1);
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stack.undo();
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EXPECT_EQ(counter, 0);
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stack.redo();
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EXPECT_EQ(counter, 1);
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}
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