Add http response rule matching tests

pkg/target/http_response_rules_test.go

@@ -0,0 +1,78 @@
+/**
+ * Copyright (c) 2020-present Snowplow Analytics Ltd.
+ * All rights reserved.
+ *
+ * This software is made available by Snowplow Analytics, Ltd.,
+ * under the terms of the Snowplow Limited Use License Agreement, Version 1.0
+ * located at https://docs.snowplow.io/limited-use-license-1.0
+ * BY INSTALLING, DOWNLOADING, ACCESSING, USING OR DISTRIBUTING ANY PORTION
+ * OF THE SOFTWARE, YOU AGREE TO THE TERMS OF SUCH LICENSE AGREEMENT.
+ */
+
+package target
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestHTTP_Rules_StatusMatch(t *testing.T) {
+	assert := assert.New(t)
+
+	response := response{Status: 500, Body: "Invalid field 'attribute'"}
+	rules := []Rule{
+		{MatchingHTTPCodes: []int{500, 503}},
+	}
+
+	matchingRule := findMatchingRule(response, rules)
+	assert.Equal(&rules[0], matchingRule)
+}
+
+func TestHTTP_Rules_FullBodyMatch(t *testing.T) {
+	assert := assert.New(t)
+
+	response := response{Status: 500, Body: "Invalid field 'attribute'"}
+	rules := []Rule{
+		{MatchingHTTPCodes: []int{500, 503}, MatchingBodyPart: "Invalid field 'attribute'"},
+	}
+
+	matchingRule := findMatchingRule(response, rules)
+	assert.Equal(&rules[0], matchingRule)
+}
+
+func TestHTTP_Rules_PartialBodyMatch(t *testing.T) {
+	assert := assert.New(t)
+
+	response := response{Status: 500, Body: "Invalid field 'attribute'"}
+	rules := []Rule{
+		{MatchingHTTPCodes: []int{500, 503}, MatchingBodyPart: "Invalid field"},
+	}
+
+	matchingRule := findMatchingRule(response, rules)
+	assert.Equal(&rules[0], matchingRule)
+}
+
+func TestHTTP_Rules_StatusMatch_NoBodyMatch(t *testing.T) {
+	assert := assert.New(t)
+
+	response := response{Status: 500, Body: "Invalid field 'attribute'"}
+	rules := []Rule{
+		{MatchingHTTPCodes: []int{500, 503}, MatchingBodyPart: "Invalid field 'events'"},
+	}
+
+	matchingRule := findMatchingRule(response, rules)
+	assert.Nil(matchingRule)
+}
+
+func TestHTTP_Rules_NoStatusMatch_BodyMatch(t *testing.T) {
+	assert := assert.New(t)
+
+	response := response{Status: 500, Body: "Invalid field 'attribute'"}
+	rules := []Rule{
+		{MatchingHTTPCodes: []int{503}, MatchingBodyPart: "Invalid field"},
+	}
+
+	matchingRule := findMatchingRule(response, rules)
+	assert.Nil(matchingRule)
+}