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|
package hosts
import (
"testing"
"github.com/coredns/coredns/plugin/pkg/fall"
"github.com/mholt/caddy"
)
func TestHostsParse(t *testing.T) {
tests := []struct {
inputFileRules string
shouldErr bool
expectedPath string
expectedOrigins []string
expectedFallthrough *fall.F
}{
{
`hosts
`,
false, "/etc/hosts", nil, nil,
},
{
`hosts /tmp`,
false, "/tmp", nil, nil,
},
{
`hosts /etc/hosts miek.nl.`,
false, "/etc/hosts", []string{"miek.nl."}, nil,
},
{
`hosts /etc/hosts miek.nl. pun.gent.`,
false, "/etc/hosts", []string{"miek.nl.", "pun.gent."}, nil,
},
{
`hosts {
fallthrough
}`,
false, "/etc/hosts", nil, fall.Zero(),
},
{
`hosts /tmp {
fallthrough
}`,
false, "/tmp", nil, fall.Zero(),
},
{
`hosts /etc/hosts miek.nl. {
fallthrough
}`,
false, "/etc/hosts", []string{"miek.nl."}, fall.Zero(),
},
{
`hosts /etc/hosts miek.nl 10.0.0.9/8 {
fallthrough
}`,
false, "/etc/hosts", []string{"miek.nl.", "10.in-addr.arpa."}, fall.Zero(),
},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.inputFileRules)
h, err := hostsParse(c)
if err == nil && test.shouldErr {
t.Fatalf("Test %d expected errors, but got no error", i)
} else if err != nil && !test.shouldErr {
t.Fatalf("Test %d expected no errors, but got '%v'", i, err)
} else if !test.shouldErr {
if h.path != test.expectedPath {
t.Fatalf("Test %d expected %v, got %v", i, test.expectedPath, h.path)
}
} else {
if !h.Fall.Equal(test.expectedFallthrough) {
t.Fatalf("Test %d expected fallthrough of %v, got %v", i, test.expectedFallthrough, h.Fall)
}
if len(h.Origins) != len(test.expectedOrigins) {
t.Fatalf("Test %d expected %v, got %v", i, test.expectedOrigins, h.Origins)
}
for j, name := range test.expectedOrigins {
if h.Origins[j] != name {
t.Fatalf("Test %d expected %v for %d th zone, got %v", i, name, j, h.Origins[j])
}
}
}
}
}
func TestHostsInlineParse(t *testing.T) {
tests := []struct {
inputFileRules string
shouldErr bool
expectedbyAddr map[string][]string
expectedFallthrough *fall.F
}{
{
`hosts highly_unlikely_to_exist_hosts_file example.org {
10.0.0.1 example.org
fallthrough
}`,
false,
map[string][]string{
`10.0.0.1`: {
`example.org.`,
},
},
fall.Zero(),
},
{
`hosts highly_unlikely_to_exist_hosts_file example.org {
10.0.0.1 example.org
}`,
false,
map[string][]string{
`10.0.0.1`: {
`example.org.`,
},
},
nil,
},
{
`hosts highly_unlikely_to_exist_hosts_file example.org {
fallthrough
10.0.0.1 example.org
}`,
true,
map[string][]string{},
fall.Zero(),
},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.inputFileRules)
h, err := hostsParse(c)
if err == nil && test.shouldErr {
t.Fatalf("Test %d expected errors, but got no error", i)
} else if err != nil && !test.shouldErr {
t.Fatalf("Test %d expected no errors, but got '%v'", i, err)
} else if !test.shouldErr {
if !h.Fall.Equal(test.expectedFallthrough) {
t.Fatalf("Test %d expected fallthrough of %v, got %v", i, test.expectedFallthrough, h.Fall)
}
for k, expectedVal := range test.expectedbyAddr {
if val, ok := h.hmap.byAddr[k]; !ok {
t.Fatalf("Test %d expected %v, got no entry", i, k)
} else {
if len(expectedVal) != len(val) {
t.Fatalf("Test %d expected %v records for %v, got %v", i, len(expectedVal), k, len(val))
}
for j := range expectedVal {
if expectedVal[j] != val[j] {
t.Fatalf("Test %d expected %v for %v, got %v", i, expectedVal[j], j, val[j])
}
}
}
}
}
}
}
|
