c7989b5747
Add collector parameter to metric creation macros so that it is possible to bind the metric to collector already at built time. Also add optional user_data to metric macro calls so that user can add optional data there. This will be used by network statistics Prometheus support in subsequent commits. Signed-off-by: Jukka Rissanen <jukka.rissanen@nordicsemi.no>
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* Copyright (c) 2024 Mustafa Abdullah Kus, Sparse Technology
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/ztest.h>
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#include <zephyr/net/prometheus/histogram.h>
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PROMETHEUS_HISTOGRAM_DEFINE(test_histogram_m, "Test histogram",
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({ .key = "test", .value = "histogram" }), NULL);
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/**
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* @brief Test prometheus_histogram_observe
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*
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* @details The test shall observe the histogram value by 1 and check if the
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* value is incremented correctly.
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*
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* @details The test shall observe the histogram value by 2 and check if the
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* value is incremented correctly.
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*/
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ZTEST(test_histogram, test_histogram_observe)
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{
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int ret;
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zassert_equal(test_histogram_m.sum, 0, "Histogram value is not 0");
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ret = prometheus_histogram_observe(&test_histogram_m, 1);
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zassert_ok(ret, "Error observing histogram");
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zassert_equal(test_histogram_m.sum, 1.0, "Histogram value is not 1");
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ret = prometheus_histogram_observe(&test_histogram_m, 2);
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zassert_ok(ret, "Error observing histogram");
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zassert_equal(test_histogram_m.sum, 3.0, "Histogram value is not 2");
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}
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ZTEST_SUITE(test_histogram, NULL, NULL, NULL, NULL, NULL);
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