mirror of
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82 lines
2.3 KiB
Go
82 lines
2.3 KiB
Go
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package matchers
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import (
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"fmt"
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"net/http"
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"net/http/httptest"
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"github.com/onsi/gomega/format"
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"github.com/onsi/gomega/types"
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)
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type HaveHTTPHeaderWithValueMatcher struct {
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Header string
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Value interface{}
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}
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func (matcher *HaveHTTPHeaderWithValueMatcher) Match(actual interface{}) (success bool, err error) {
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headerValue, err := matcher.extractHeader(actual)
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if err != nil {
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return false, err
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}
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headerMatcher, err := matcher.getSubMatcher()
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if err != nil {
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return false, err
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}
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return headerMatcher.Match(headerValue)
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}
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func (matcher *HaveHTTPHeaderWithValueMatcher) FailureMessage(actual interface{}) string {
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headerValue, err := matcher.extractHeader(actual)
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if err != nil {
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panic(err) // protected by Match()
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}
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headerMatcher, err := matcher.getSubMatcher()
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if err != nil {
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panic(err) // protected by Match()
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}
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diff := format.IndentString(headerMatcher.FailureMessage(headerValue), 1)
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return fmt.Sprintf("HTTP header %q:\n%s", matcher.Header, diff)
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}
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func (matcher *HaveHTTPHeaderWithValueMatcher) NegatedFailureMessage(actual interface{}) (message string) {
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headerValue, err := matcher.extractHeader(actual)
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if err != nil {
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panic(err) // protected by Match()
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}
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headerMatcher, err := matcher.getSubMatcher()
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if err != nil {
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panic(err) // protected by Match()
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}
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diff := format.IndentString(headerMatcher.NegatedFailureMessage(headerValue), 1)
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return fmt.Sprintf("HTTP header %q:\n%s", matcher.Header, diff)
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}
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func (matcher *HaveHTTPHeaderWithValueMatcher) getSubMatcher() (types.GomegaMatcher, error) {
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switch m := matcher.Value.(type) {
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case string:
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return &EqualMatcher{Expected: matcher.Value}, nil
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case types.GomegaMatcher:
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return m, nil
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default:
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return nil, fmt.Errorf("HaveHTTPHeaderWithValue matcher must be passed a string or a GomegaMatcher. Got:\n%s", format.Object(matcher.Value, 1))
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}
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}
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func (matcher *HaveHTTPHeaderWithValueMatcher) extractHeader(actual interface{}) (string, error) {
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switch r := actual.(type) {
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case *http.Response:
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return r.Header.Get(matcher.Header), nil
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case *httptest.ResponseRecorder:
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return r.Result().Header.Get(matcher.Header), nil
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default:
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return "", fmt.Errorf("HaveHTTPHeaderWithValue matcher expects *http.Response or *httptest.ResponseRecorder. Got:\n%s", format.Object(actual, 1))
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}
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}
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