Function Test_extractHeader

pkg/ruler/frontend_client_test.go:311–345

(t *testing.T)

}

func Test_extractHeader(t *testing.T) {
	tests := []struct {
		description    string
		headers        []*httpgrpc.Header
		expectedOutput string
	}{
		{
			description: "cortex query proto",
			headers: []*httpgrpc.Header{
				{
					Key:    "Content-Type",
					Values: []string{"application/x-cortex-query+proto"},
				},
			},
			expectedOutput: "application/x-cortex-query+proto",
		},
		{
			description: "json",
			headers: []*httpgrpc.Header{
				{
					Key:    "Content-Type",
					Values: []string{"application/json"},
				},
			},
			expectedOutput: "application/json",
		},
	}

	target := "Content-Type"
	for _, test := range tests {
		t.Run(test.description, func(t *testing.T) {
			require.Equal(t, test.expectedOutput, extractHeader(test.headers, target))
		})
	}
}