61 lines
985 B
Go
61 lines
985 B
Go
package metrics
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import (
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"testing"
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)
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func TestValidateMetricSuccess(t *testing.T) {
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f := func(s string) {
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t.Helper()
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if err := validateMetric(s); err != nil {
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t.Fatalf("cannot validate %q: %s", s, err)
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}
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}
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f("a")
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f("_9:8")
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f("a{}")
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f(`a{foo="bar"}`)
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f(`foo{bar="baz", x="y\"z"}`)
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f(`foo{bar="b}az"}`)
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f(`:foo:bar{bar="a",baz="b"}`)
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}
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func TestValidateMetricError(t *testing.T) {
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f := func(s string) {
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t.Helper()
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if err := validateMetric(s); err == nil {
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t.Fatalf("expecting non-nil error when validating %q", s)
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}
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}
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f("")
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f("{}")
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// superflouos space
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f("a ")
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f(" a")
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f(" a ")
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f("a {}")
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f("a{} ")
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f("a{ }")
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f(`a{foo ="bar"}`)
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f(`a{ foo="bar"}`)
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f(`a{foo= "bar"}`)
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f(`a{foo="bar" }`)
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f(`a{foo="bar" ,baz="a"}`)
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// invalid tags
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f("a{foo}")
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f("a{=}")
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f(`a{=""}`)
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f(`a{`)
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f(`a}`)
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f(`a{foo=}`)
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f(`a{foo="`)
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f(`a{foo="}`)
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f(`a{foo="bar",}`)
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f(`a{foo="bar", x`)
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f(`a{foo="bar", x=`)
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f(`a{foo="bar", x="`)
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f(`a{foo="bar", x="}`)
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}
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