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/donchian_channel.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 test/donchian_channel.c (limited to 'test/donchian_channel.c') diff --git a/test/donchian_channel.c b/test/donchian_channel.c new file mode 100644 index 0000000..4ada2d0 --- /dev/null +++ b/test/donchian_channel.c @@ -0,0 +1,26 @@ +#include +#include +#include "ts.h" + +bool ts_test_donchian_channel( void ) +{ + fp_t const o[] = { 10, 12, 11, 14, 13, 15, 16, 14, 17, 18 }; + fp_t const h[] = { 12, 14, 13, 16, 15, 17, 18, 16, 19, 20 }; + fp_t const l[] = { 9, 11, 10, 13, 12, 14, 15, 13, 16, 17 }; + fp_t const c[] = { 11, 13, 12, 15, 14, 16, 17, 15, 18, 19 }; + fp_t const v[] = { 100, 200, 150, 180, 160, 190, 210, 170, 200, 220 }; + + fp_t const * const x[] = { o, h, l, c, v }; + + /* k=3, offset=2, y_n=8 */ + /* HH3 at index 2..9: 14, 14, 16, 16, 17, 18, 18, 19 */ + /* LL3 at index 2..9: 10, 10, 12, 12, 14, 14, 13, 16 */ + /* Mid: 12, 12, 14, 14, 15.5, 16, 15.5, 17.5 */ + fp_t const eu[] = { 14, 16, 16, 17, 18, 18, 19, 20 }; + fp_t const el[] = { 9, 10, 10, 12, 12, 13, 13, 13 }; + fp_t const em[] = { 11.5, 13.0, 13.0, 14.5, 15.0, 15.5, 16.0, 16.5 }; + fp_t const * const exp[3] = { eu, el, em }; + + uint_t k = 3; + return ts_test(ts_donchian_channel, ts_donchian_channel_offset, x, exp, sizeof( o ) / sizeof( *o ), (ts_constant_t *)&k, &ts_donchian_channel_p); +} -- cgit v1.3.1