[processor/transform] Added Int function to the transform processor (#…

…14338) [processor/transform] Added the Int function to the transform processor (#11810)
open-telemetry · Sep 28, 2022 · 4b4688f · 4b4688f
1 parent d3cc2dd
commit 4b4688f
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diff --git a/processor/transformprocessor/internal/common/functions.go b/processor/transformprocessor/internal/common/functions.go
@@ -24,6 +24,7 @@ var registry = map[string]interface{}{
 	"IsMatch":              ottlfuncs.IsMatch,
 	"Concat":               ottlfuncs.Concat,
 	"Split":                ottlfuncs.Split,
+	"Int":                  ottlfuncs.Int,
 	"keep_keys":            ottlfuncs.KeepKeys,
 	"set":                  ottlfuncs.Set,
 	"truncate_all":         ottlfuncs.TruncateAll,

diff --git a/processor/transformprocessor/internal/metrics/processor_test.go b/processor/transformprocessor/internal/metrics/processor_test.go
@@ -57,6 +57,20 @@ func TestProcess(t *testing.T) {
 				td.ResourceMetrics().At(0).ScopeMetrics().At(0).Metrics().At(3).Summary().DataPoints().At(0).Attributes().PutString("test", "pass")
 			},
 		},
+		{
+			statements: []string{`set(attributes["int_value"], Int("2")) where metric.name == "operationA"`},
+			want: func(td pmetric.Metrics) {
+				td.ResourceMetrics().At(0).ScopeMetrics().At(0).Metrics().At(0).Sum().DataPoints().At(0).Attributes().PutInt("int_value", 2)
+				td.ResourceMetrics().At(0).ScopeMetrics().At(0).Metrics().At(0).Sum().DataPoints().At(1).Attributes().PutInt("int_value", 2)
+			},
+		},
+		{
+			statements: []string{`set(attributes["int_value"], Int(value_double)) where metric.name == "operationA"`},
+			want: func(td pmetric.Metrics) {
+				td.ResourceMetrics().At(0).ScopeMetrics().At(0).Metrics().At(0).Sum().DataPoints().At(0).Attributes().PutInt("int_value", 1)
+				td.ResourceMetrics().At(0).ScopeMetrics().At(0).Metrics().At(0).Sum().DataPoints().At(1).Attributes().PutInt("int_value", 3)
+			},
+		},
 		{
 			statements: []string{`keep_keys(attributes, "attr2") where metric.name == "operationA"`},
 			want: func(td pmetric.Metrics) {
@@ -355,6 +369,7 @@ func fillMetricOne(m pmetric.Metric) {
 
 	dataPoint1 := m.Sum().DataPoints().AppendEmpty()
 	dataPoint1.SetStartTimestamp(StartTimestamp)
+	dataPoint1.SetDoubleValue(3.7)
 	dataPoint1.Attributes().PutString("attr1", "test1")
 	dataPoint1.Attributes().PutString("attr2", "test2")
 	dataPoint1.Attributes().PutString("attr3", "test3")

diff --git a/unreleased/feat-int-func.yaml b/unreleased/feat-int-func.yaml
@@ -0,0 +1,4 @@
+change_type: enhancement
+component: pkg/telemetryquerylanguage
+note: Add the Int factory function to the transform processor
+issues: [11810]