package main

import (
    "testing"
    "strings"
)

func TestLargeMetrics(t *testing.T){
    first := rune(0x41)
    last := rune(0x5a)
    omb := strings.Builder{}
    for r1 := first; r1 <= last; r1++{
        for r2 := first; r2 <= last; r2++{
            name := strings.Builder{}
            name.WriteString("test_metric_name_")
            name.WriteRune(r1)
            name.WriteRune(r2)
            omb.WriteString("# TYPE ")
            omb.WriteString(name.String())
            omb.WriteString(" gauge\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"0\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"1\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"2\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"3\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"4\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"5\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"6\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"7\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"8\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"9\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"10\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"11\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"12\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"13\"} 1\n")
            omb.WriteString(name.String())
            omb.WriteString("{index=\"14\"} 1\n")
        }
    }
    omb.WriteString("# EOF\n")

    m, e := ParseMetrics(([]byte)(omb.String()), "application/openmetrics-text")
    if e != nil{
        t.Error(e)
    }
    m.String()
}