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/channel.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 test/channel.c (limited to 'test/channel.c') diff --git a/test/channel.c b/test/channel.c new file mode 100644 index 0000000..edbed8f --- /dev/null +++ b/test/channel.c @@ -0,0 +1,23 @@ +#include +#include +#include "ts.h" + +bool ts_test_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 cp[] = { 11, 13, 12, 15, 14, 16, 17, 15, 18, 19 }; + + fp_t const * const x[] = { o, h, l, cp }; + + /* k=3, offset=2, y_n=8 */ + /* HH3 starting at index 2: max(h[0..2])=14, max(h[1..3])=14, max(h[2..4])=16, max(h[3..5])=16, max(h[4..6])=17, max(h[5..7])=18, max(h[6..8])=18, max(h[7..9])=19 */ + /* LL3 starting at index 2: min(l[0..2])=10, min(l[1..3])=10, min(l[2..4])=12, min(l[3..5])=12, min(l[4..6])=14, min(l[5..7])=14, min(l[6..8])=13, min(l[7..9])=16 */ + 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 * const exp[2] = { eu, el }; + + uint_t k = 3; + return ts_test(ts_channel, ts_channel_offset, x, exp, sizeof( o ) / sizeof( *o ), (ts_constant_t *)&k, &ts_channel_p); +} -- cgit v1.3.1