Commit: 57cb7849faf96935bfae05ccea0352c6948dd599
Author: Jacques Lucke
Date: Fri Jul 5 15:03:48 2019 +0200
Branches: functions
https://developer.blender.org/rB57cb7849faf96935bfae05ccea0352c6948dd599
construct SmallStack from array
===================================================================
M source/blender/blenlib/BLI_small_stack.hpp
M tests/gtests/blenlib/BLI_small_stack_test.cc
===================================================================
diff --git a/source/blender/blenlib/BLI_small_stack.hpp
b/source/blender/blenlib/BLI_small_stack.hpp
index d2f0587a139..31555dbcd43 100644
--- a/source/blender/blenlib/BLI_small_stack.hpp
+++ b/source/blender/blenlib/BLI_small_stack.hpp
@@ -34,6 +34,14 @@ template<typename T, uint N = 4> class SmallStack {
public:
SmallStack() = default;
+ /**
+ * Construct a stack from an array ref. The elements will be pushed in the
same order they are in
+ * the array.
+ */
+ SmallStack(ArrayRef<T> values) : m_elements(values)
+ {
+ }
+
/**
* Return the number of elements in the stack.
*/
diff --git a/tests/gtests/blenlib/BLI_small_stack_test.cc
b/tests/gtests/blenlib/BLI_small_stack_test.cc
index a9ba2cfa31f..a50ed4a7af4 100644
--- a/tests/gtests/blenlib/BLI_small_stack_test.cc
+++ b/tests/gtests/blenlib/BLI_small_stack_test.cc
@@ -10,6 +10,17 @@ TEST(small_stack, DefaultConstructor)
EXPECT_TRUE(stack.empty());
}
+TEST(small_stack, ArrayRefConstructor)
+{
+ std::array<int, 3> array = {4, 7, 2};
+ IntStack stack(array);
+ EXPECT_EQ(stack.size(), 3);
+ EXPECT_EQ(stack.pop(), 2);
+ EXPECT_EQ(stack.pop(), 7);
+ EXPECT_EQ(stack.pop(), 4);
+ EXPECT_TRUE(stack.empty());
+}
+
TEST(small_stack, Push)
{
IntStack stack;
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