coredns/plugin/health/setup_test.go

package health

import (
	"strings"
	"testing"

	"github.com/coredns/caddy"
)

func TestSetupHealth(t *testing.T) {
	tests := []struct {
		input              string
		shouldErr          bool
		expectedErrContent string
	}{
		{`health`, false, ""},
		{`health localhost:1234`, false, ""},
		{`health localhost:1234 {
			lameduck 4s
}`, false, ""},
		{`health bla:a`, false, ""},

		{`health bla`, true, ""},
		{`health bla bla`, true, ""},
		{`health localhost:1234 {
			lameduck a
}`, true, ""},
		{`health localhost:1234 {
			lamedudk 4
} `, true, "unknown property"},
	}

	for i, test := range tests {
		c := caddy.NewTestController("dns", test.input)
		_, _, err := parse(c)

		if test.shouldErr && err == nil {
			t.Errorf("Test %d: Expected error but found none for input %s", i, test.input)
		}

		if err != nil {
			if !test.shouldErr {
				t.Errorf("Test %d: Expected no error but found one for input %s. Error was: %v", i, test.input, err)
			}
			if test.expectedErrContent != "" && !strings.Contains(err.Error(), test.expectedErrContent) {
				t.Errorf("Test %d: Expected error to contain %q, got: %v", i, test.expectedErrContent, err)
			}
		}
	}
}