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import { assertEquals, assertThrows, test } from "./test_deps.ts";
import { delay } from "https://deno.land/std/async/delay.ts";
import { Summary } from "./summary.ts";import { Registry } from "./registry.ts";
test({  name: "Summary.with",  fn() {    const summary = Summary.with({      name: "summary_withouts_labels_and_percentiles",      help: "help",    });
    assertEquals(summary.expose(), undefined);
    assertThrows(() => {      Summary.with({        name: "summary_withouts_labels_and_percentiles",        help: "help",      });    });  },});
test({  name: "Summary.observe",  fn() {    const summary = Summary.with({      name: "summary_withouts_labels_and_percentiles",      help: "help",      registry: [new Registry()],    });
    assertEquals(summary.expose(), undefined);
    const count = 10;    let sum = 0;    const values = [];
    for (let i = 0; i < count; i++) {      sum += i;      values.push(i);      summary.observe(i);    }
    assertEquals(summary.getValues(), values);    assertEquals(summary.getCount(), 10);    assertEquals(summary.getSum(), sum);  },});
test({  name: "Summary.observe (maxAge)",  async fn() {    const summary = Summary.with({      name: "summary_withouts_labels_and_percentiles",      help: "help",      maxAge: 3000, // ms      registry: [new Registry()],    });
    const count = 3;    let sum = 0;    const values = [1, 2, 3];
    for (let i = 0; i < count; i++) {      summary.observe(i);    }
    await delay(3000);
    for (let i = 0; i < count; i++) {      sum += i;      summary.observe(i + 1);    }
    assertEquals(summary.getValues(), values);    assertEquals(summary.getCount(), count);    assertEquals(summary.getSum(), values.reduce((s, v) => s + v, 0));  },});
test({  name: "Summary.observe (ageBuckets)",  fn() {    const summary = Summary.with({      name: "summary_withouts_labels_and_percentiles",      help: "help",      ageBuckets: 3,      registry: [new Registry()],    });
    const count = 10;    let sum = 0;    const values = [7, 8, 9];
    for (let i = 0; i < count; i++) {      sum += i;      summary.observe(i);    }
    assertEquals(summary.getValues(), values);    assertEquals(summary.getCount(), 3);    assertEquals(summary.getSum(), values.reduce((s, v) => s + v, 0));  },});