76 lines
2 KiB
Go
76 lines
2 KiB
Go
package gateway
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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gatev1 "sigs.k8s.io/gateway-api/apis/v1"
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)
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func Test_hostSNIRule(t *testing.T) {
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testCases := []struct {
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desc string
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hostnames []gatev1.Hostname
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expectedRule string
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expectedPriority int
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expectError bool
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}{
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{
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desc: "Empty",
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expectedRule: "HostSNI(`*`)",
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expectedPriority: 0,
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},
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{
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desc: "Empty hostname",
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hostnames: []gatev1.Hostname{""},
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expectedRule: "HostSNI(`*`)",
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expectedPriority: 0,
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},
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{
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desc: "Supported wildcard",
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hostnames: []gatev1.Hostname{"*.foo"},
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expectedRule: "HostSNIRegexp(`^[a-z0-9-\\.]+\\.foo$`)",
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expectedPriority: 4,
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},
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{
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desc: "Some empty hostnames",
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hostnames: []gatev1.Hostname{"foo", "", "bar"},
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expectedRule: "HostSNI(`foo`) || HostSNI(`bar`)",
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expectedPriority: 3,
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},
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{
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desc: "Valid hostname",
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hostnames: []gatev1.Hostname{"foo"},
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expectedRule: "HostSNI(`foo`)",
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expectedPriority: 3,
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},
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{
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desc: "Multiple valid hostnames",
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hostnames: []gatev1.Hostname{"foo", "bar"},
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expectedRule: "HostSNI(`foo`) || HostSNI(`bar`)",
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expectedPriority: 3,
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},
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{
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desc: "Multiple valid hostnames with wildcard",
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hostnames: []gatev1.Hostname{"bar.foo", "foo.foo", "*.foo"},
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expectedRule: "HostSNI(`bar.foo`) || HostSNI(`foo.foo`) || HostSNIRegexp(`^[a-z0-9-\\.]+\\.foo$`)",
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expectedPriority: 7,
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},
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{
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desc: "Multiple overlapping hostnames",
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hostnames: []gatev1.Hostname{"foo", "bar", "foo", "baz"},
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expectedRule: "HostSNI(`foo`) || HostSNI(`bar`) || HostSNI(`baz`)",
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expectedPriority: 3,
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},
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}
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for _, test := range testCases {
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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rule, priority := hostSNIRule(test.hostnames)
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assert.Equal(t, test.expectedRule, rule)
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assert.Equal(t, test.expectedPriority, priority)
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})
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}
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}
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