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Merge remote-tracking branch 'upstream/core-component-phase-raii' into integration

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J. Nick Koston
2026-04-22 07:13:49 +02:00
parent 3dc9c4e38e 8e31064b10
commit b0d679e27d
2 changed files with 20 additions and 5 deletions
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tests/components/core/test_value_accuracy.cpp
+15
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@@ -150,6 +150,21 @@ TEST(ValueAccuracyToBuf, ReturnsCorrectLength) {
EXPECT_EQ(strlen(buf), len);
}
TEST(ValueAccuracyToBuf, NegativeZero) {
// Hand-rolled formatter must preserve snprintf's sign-of-zero behavior.
EXPECT_EQ(va_to_string(-0.0f, 2), va_reference(-0.0f, 2));
EXPECT_EQ(va_to_string(-0.0f, 0), va_reference(-0.0f, 0));
// Tiny negative that rounds to zero at this precision must still render as "-0.00".
EXPECT_EQ(va_to_string(-0.001f, 2), va_reference(-0.001f, 2));
}
TEST(ValueAccuracyToBuf, OverflowFallsBackToSnprintf) {
// |value| * 10^acc must exceed UINT32_MAX to exercise the snprintf fallback path.
EXPECT_EQ(va_to_string(1.0e7f, 3), va_reference(1.0e7f, 3));
EXPECT_EQ(va_to_string(-1.0e7f, 3), va_reference(-1.0e7f, 3));
EXPECT_EQ(va_to_string(5.0e9f, 0), va_reference(5.0e9f, 0));
}
// --- value_accuracy_with_uom_to_buf ---
static std::string va_uom_to_string(float value, int8_t accuracy_decimals, const char *uom) {