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[core] StaticVector converting ctor (#18117)

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This commit is contained in:
Bonne Eggleston
2026-08-05 21:20:37 -05:00
committed by GitHub
parent f8cabc9d1f
commit 3b6f45894b
2 changed files with 33 additions and 0 deletions
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tests/components/core/helpers_test.cpp
+28
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@@ -55,4 +55,32 @@ TEST(HelpersTest, Ilog10RoundTripMatchesLog10) {
}
}
TEST(StaticVectorTest, ConvertingConstructorFromSmaller) {
StaticVector<uint8_t, 5> small{0x03, 0x00, 0x10, 0x00, 0x01};
StaticVector<uint8_t, 253> big = small;
ASSERT_EQ(big.size(), small.size());
for (size_t i = 0; i < small.size(); i++) {
EXPECT_EQ(big[i], small[i]) << "mismatch at index " << i;
}
}
TEST(StaticVectorTest, ConvertingConstructorPartiallyFilledAndEmpty) {
StaticVector<uint8_t, 5> partial{0xAA, 0xBB};
StaticVector<uint8_t, 8> from_partial = partial;
ASSERT_EQ(from_partial.size(), 2u);
EXPECT_EQ(from_partial[0], 0xAA);
EXPECT_EQ(from_partial[1], 0xBB);
StaticVector<uint8_t, 5> empty;
StaticVector<uint8_t, 8> from_empty = empty;
EXPECT_TRUE(from_empty.empty());
}
TEST(StaticVectorTest, ConvertingConstructorSameSize) {
StaticVector<int, 3> src{1, 2, 3};
StaticVector<int, 3> dst = src;
ASSERT_EQ(dst.size(), 3u);
EXPECT_EQ(dst[2], 3);
}
} // namespace esphome