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/vwap_period.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 test/vwap_period.c (limited to 'test/vwap_period.c') diff --git a/test/vwap_period.c b/test/vwap_period.c new file mode 100644 index 0000000..d8a9d51 --- /dev/null +++ b/test/vwap_period.c @@ -0,0 +1,42 @@ +#include +#include "ts.h" + +bool ts_test_vwap_period( void ) +{ + uint_t k = TS_TEST_K; + + fp_t const o[] = { 10, 11, 12, 11, 12, 10, 11, 13, 12, 14 }; + fp_t const h[] = { 12, 13, 14, 12, 14, 11, 12, 15, 14, 16 }; + fp_t const l[] = { 8, 9, 10, 9, 10, 9, 10, 11, 10, 12 }; + fp_t const c[] = { 11, 12, 10, 11, 11, 10, 12, 14, 13, 15 }; + fp_t const v[] = { 100, 200, 300, 400, 500, 300, 200, 400, 300, 500 }; + + fp_t const * const x[] = { o, h, l, c, v }; + + fp_t sum_cv = 0; + fp_t sum_v = 0; + uint_t count = 0; + uint_t offset = k - 1; + fp_t e[10] = { 0 }; + + for( uint_t i = 0; i < 10; ++i ) + { + sum_cv += c[i] * v[i]; + sum_v += v[i]; + count++; + if (i >= offset) + e[i - offset] = sum_v != 0 ? sum_cv / sum_v : 0; + if( count >= k ) + { + sum_cv = 0; + sum_v = 0; + count = 0; + } + } + + fp_t const * const e_arr[1] = { e }; + + uint_t c_val = k; + + return ts_test(ts_vwap_period, ts_vwap_period_offset, x, e_arr, 10, (ts_constant_t *)&c_val, &ts_vwap_period_p); +} -- cgit v1.3.1