From 07e18043145f3d91c8ea7ec3ad41b3c905585277 Mon Sep 17 00:00:00 2001 From: Ethan Werner Date: Wed, 1 Jul 2026 09:42:39 +0400 Subject: initial commit: ts time series analysis library v0.1.0 - 354 financial and mathematical time-series indicators - Uniform C11 API with consistent function signatures - 349 passing tests with -Werror - Static and shared library builds - pkg-config integration - Python bindings - Fuzzing and sanitizer support - Security hardening flags --- test/log_return.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 test/log_return.c (limited to 'test/log_return.c') diff --git a/test/log_return.c b/test/log_return.c new file mode 100644 index 0000000..691ed88 --- /dev/null +++ b/test/log_return.c @@ -0,0 +1,16 @@ +#include +#include +#include "ts.h" + +bool ts_test_log_return( void ) +{ + fp_t const x0[] = { 1, 2, 4, 8, 16, 32, 64, 128 }; + fp_t const e0[] = { log(8.0 / 1.0), log(16.0 / 2.0), log(32.0 / 4.0), log(64.0 / 8.0), log(128.0 / 16.0) }; + + fp_t const * const x[] = { x0 }; + fp_t const * const e[1] = { e0 }; + + uint_t const k = 3; + + return ts_test(ts_log_return, ts_log_return_offset, x, e, sizeof( x0 ) / sizeof( *x0 ), (ts_constant_t *)&k, &ts_log_return_p); +} -- cgit v1.3.1