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63 lines
2.2 KiB
Go
63 lines
2.2 KiB
Go
package conditions
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import (
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"testing"
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. "github.com/smartystreets/goconvey/convey"
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"github.com/grafana/grafana/pkg/components/null"
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"github.com/grafana/grafana/pkg/components/simplejson"
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)
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func evaluatorScenario(json string, reducedValue float64, datapoints ...float64) bool {
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jsonModel, err := simplejson.NewJson([]byte(json))
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So(err, ShouldBeNil)
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evaluator, err := NewAlertEvaluator(jsonModel)
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So(err, ShouldBeNil)
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return evaluator.Eval(null.FloatFrom(reducedValue))
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}
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func TestEvaluators(t *testing.T) {
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Convey("greater then", t, func() {
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So(evaluatorScenario(`{"type": "gt", "params": [1] }`, 3), ShouldBeTrue)
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So(evaluatorScenario(`{"type": "gt", "params": [3] }`, 1), ShouldBeFalse)
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})
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Convey("less then", t, func() {
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So(evaluatorScenario(`{"type": "lt", "params": [1] }`, 3), ShouldBeFalse)
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So(evaluatorScenario(`{"type": "lt", "params": [3] }`, 1), ShouldBeTrue)
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})
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Convey("within_range", t, func() {
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So(evaluatorScenario(`{"type": "within_range", "params": [1, 100] }`, 3), ShouldBeTrue)
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So(evaluatorScenario(`{"type": "within_range", "params": [1, 100] }`, 300), ShouldBeFalse)
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So(evaluatorScenario(`{"type": "within_range", "params": [100, 1] }`, 3), ShouldBeTrue)
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So(evaluatorScenario(`{"type": "within_range", "params": [100, 1] }`, 300), ShouldBeFalse)
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})
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Convey("outside_range", t, func() {
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So(evaluatorScenario(`{"type": "outside_range", "params": [1, 100] }`, 1000), ShouldBeTrue)
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So(evaluatorScenario(`{"type": "outside_range", "params": [1, 100] }`, 50), ShouldBeFalse)
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So(evaluatorScenario(`{"type": "outside_range", "params": [100, 1] }`, 1000), ShouldBeTrue)
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So(evaluatorScenario(`{"type": "outside_range", "params": [100, 1] }`, 50), ShouldBeFalse)
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})
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Convey("no_value", t, func() {
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Convey("should be false if series have values", func() {
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So(evaluatorScenario(`{"type": "no_value", "params": [] }`, 50), ShouldBeFalse)
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})
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Convey("should be true when the series have no value", func() {
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jsonModel, err := simplejson.NewJson([]byte(`{"type": "no_value", "params": [] }`))
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So(err, ShouldBeNil)
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evaluator, err := NewAlertEvaluator(jsonModel)
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So(err, ShouldBeNil)
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So(evaluator.Eval(null.FloatFromPtr(nil)), ShouldBeTrue)
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})
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})
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}
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