add --jq option to run a json query against Jira service response json

vendor/github.com/savaki/jq/parse_regexp_test.go

@@ -0,0 +1,75 @@
+// Copyright (c) 2016 Matt Ho <matt.ho@gmail.com>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package jq
+
+import (
+	"testing"
+)
+
+func TestRegexp(t *testing.T) {
+	testCases := map[string]struct {
+		In   string
+		From string
+		To   string
+	}{
+		"simple": {
+			In:   `[0]`,
+			From: "0",
+		},
+		"range": {
+			In:   `[0:1]`,
+			From: "0",
+			To:   "1",
+		},
+		"space before": {
+			In:   ` [0:1]`,
+			From: "0",
+			To:   "1",
+		},
+		"space after": {
+			In:   `[0:1] `,
+			From: "0",
+			To:   "1",
+		},
+		"space from": {
+			In:   `[ 0 :1] `,
+			From: "0",
+			To:   "1",
+		},
+		"space to": {
+			In:   `[0: 1 ] `,
+			From: "0",
+			To:   "1",
+		},
+	}
+
+	for label, tc := range testCases {
+		t.Run(label, func(t *testing.T) {
+			matches := reArray.FindAllStringSubmatch(tc.In, -1)
+			if len(matches) != 1 {
+				t.FailNow()
+			}
+			if len(matches[0]) != 4 {
+				t.FailNow()
+			}
+			if matches[0][1] != tc.From {
+				t.FailNow()
+			}
+			if matches[0][3] != tc.To {
+				t.FailNow()
+			}
+		})
+	}
+}