[#76] chain: Increase unit-test coverage for chain related types

* Add more unit-test cases.

Signed-off-by: Airat Arifullin <aarifullin@yadro.com>

pkg/chain/chain_test.go

@@ -1,6 +1,8 @@
 package chain
 
 import (
+	"fmt"
+	"strings"
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/policy-engine/pkg/resource/testutil"
@@ -50,7 +52,7 @@ func TestEncodeDecode(t *testing.T) {
 	require.Equal(t, expected, actual)
 }
 
-func TestReturnFirstMatch(t *testing.T) {
+func TestChainMatch(t *testing.T) {
 	ch := Chain{
 		Rules: []Rule{
 			{
@@ -87,9 +89,195 @@ func TestReturnFirstMatch(t *testing.T) {
 		require.True(t, found)
 		require.Equal(t, Allow, st)
 	})
+
+	t.Run("unknown match", func(t *testing.T) {
+		ch.MatchType = MatchType(255)
+		request := testutil.NewRequest(native.MethodGetObject, resource, nil)
+		require.PanicsWithValue(t, "unknown MatchType 255", func() {
+			ch.Match(request)
+		})
+	})
+
+	t.Run("no rule found", func(t *testing.T) {
+		ch.MatchType = MatchTypeFirstMatch
+		request := testutil.NewRequest(native.MethodGetObject, resource, nil)
+		st, found := ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
 }
 
-func TestCondSliceContainsMatch(t *testing.T) {
+func TestAnyAllConditionMatch(t *testing.T) {
+	ch := Chain{
+		Rules: []Rule{
+			{
+				Status:    Allow,
+				Actions:   Actions{Names: []string{native.MethodPutObject}},
+				Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+				Condition: []Condition{
+					{
+						Op:    CondIPAddress,
+						Kind:  KindRequest,
+						Key:   common.PropertyKeyFrostFSSourceIP,
+						Value: "192.92.1.1/20",
+					},
+					{
+						Op:    CondStringEquals,
+						Kind:  KindRequest,
+						Key:   native.PropertyKeyActorRole,
+						Value: "owner",
+					},
+					{
+						Op:    CondStringEquals,
+						Kind:  KindResource,
+						Key:   native.PropertyKeyObjectID,
+						Value: "79xGoKYwhyJQhrDNb7bHhY1WCvN6trHJPTjKkw24c6W9",
+					},
+				},
+			},
+		}}
+
+	t.Run("match by all conditions", func(t *testing.T) {
+		ch.Rules[0].Any = false
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, map[string]string{
+			native.PropertyKeyObjectID: "79xGoKYwhyJQhrDNb7bHhY1WCvN6trHJPTjKkw24c6W9",
+		})
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+			native.PropertyKeyActorRole:       "owner",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.93.1.91",
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run("match by any condition", func(t *testing.T) {
+		ch.Rules[0].Any = true
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, map[string]string{
+			native.PropertyKeyObjectID: "79xGoKYwhyJQhrDNb7bHhY1WCvN6trHJPTjKkw24c6W9",
+		})
+		request := testutil.NewRequest(native.MethodPutObject, resource, nil)
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			native.PropertyKeyActorRole: "owner",
+		})
+
+		st, found = ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		resource = testutil.NewResource(native.ResourceFormatRootContainers, map[string]string{})
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+
+		st, found = ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.93.1.91",
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+}
+
+func TestConditionMatch(t *testing.T) {
+	t.Run("condition types", func(t *testing.T) {
+		t.Run("slice condition type", testCondSliceContainsMatch)
+		t.Run("numeric condition types", testNumericConditionsMatch)
+		t.Run("string condition types", testStringConiditionsMatch)
+		t.Run("ip conidition types", testIPConditionMatch)
+		t.Run("unknown condition type", func(t *testing.T) {
+			ch := Chain{Rules: []Rule{{
+				Status:    Allow,
+				Actions:   Actions{Names: []string{native.MethodPutObject}},
+				Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+				Condition: []Condition{{
+					Op:    ConditionType(255),
+					Kind:  KindRequest,
+					Key:   common.PropertyKeyFrostFSSourceIP,
+					Value: "192.92.1.1/20",
+				}},
+			}}}
+			resource := testutil.NewResource(native.ResourceFormatRootContainers, map[string]string{
+				native.PropertyKeyObjectID: "79xGoKYwhyJQhrDNb7bHhY1WCvN6trHJPTjKkw24c6W9",
+			})
+			request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+				common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+				native.PropertyKeyActorRole:       "owner",
+			})
+			require.PanicsWithValue(t, "unimplemented: 255", func() {
+				ch.Match(request)
+			})
+		})
+	})
+
+	t.Run("kind", func(t *testing.T) {
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, map[string]string{
+			native.PropertyKeyObjectID: "79xGoKYwhyJQhrDNb7bHhY1WCvN6trHJPTjKkw24c6W9",
+		})
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+			native.PropertyKeyActorRole:       "owner",
+		})
+
+		t.Run("resource", func(t *testing.T) {
+			cond := Condition{
+				Op:    CondStringEquals,
+				Kind:  KindResource,
+				Key:   native.PropertyKeyObjectID,
+				Value: "79xGoKYwhyJQhrDNb7bHhY1WCvN6trHJPTjKkw24c6W9",
+			}
+
+			found := cond.Match(request)
+			require.True(t, found)
+		})
+		t.Run("request", func(t *testing.T) {
+			cond := Condition{
+				Op:    CondStringEquals,
+				Kind:  KindRequest,
+				Key:   native.PropertyKeyActorRole,
+				Value: "owner",
+			}
+
+			found := cond.Match(request)
+			require.True(t, found)
+		})
+		t.Run("unknown", func(t *testing.T) {
+			cond := Condition{
+				Op:    CondStringEquals,
+				Kind:  ConditionKindType(255),
+				Key:   native.PropertyKeyActorRole,
+				Value: "owner",
+			}
+
+			require.PanicsWithValue(t, "unknown condition type: 255", func() {
+				cond.Match(request)
+			})
+		})
+	})
+}
+
+func testCondSliceContainsMatch(t *testing.T) {
 	propKey := common.PropertyKeyFrostFSIDGroupID
 	groupID := "1"
 
@@ -151,7 +339,7 @@ func TestCondSliceContainsMatch(t *testing.T) {
 	}
 }
 
-func TestNumericConditionsMatch(t *testing.T) {
+func testNumericConditionsMatch(t *testing.T) {
 	propKey := s3.PropertyKeyMaxKeys
 
 	for _, tc := range []struct {
@@ -227,7 +415,428 @@ func TestNumericConditionsMatch(t *testing.T) {
 	}
 }
 
+func testStringConiditionsMatch(t *testing.T) {
+	propKey := fmt.Sprintf(common.PropertyKeyFormatFrostFSIDUserClaim, "some-tag")
+	val := "tag-value"
+
+	t.Run(CondStringEquals.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringEquals,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val,
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val,
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: "distort_tag_value" + val,
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringNotEquals.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringNotEquals,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val,
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: "distort_tag_value" + val,
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val,
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringEqualsIgnoreCase.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringEqualsIgnoreCase,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val,
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: strings.ToUpper(val),
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: strings.ToUpper("distort_tag_value" + val),
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringNotEqualsIgnoreCase.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringNotEqualsIgnoreCase,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val,
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: strings.ToUpper("distort_tag_value" + val),
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: strings.ToUpper(val),
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringLike.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringLike,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val + "*",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "suffix",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: string([]byte(val)[:len(val)-1]), //cut last letter
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringNotLike.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringNotLike,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: "prefix" + val + "*",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "suffix",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: "prefix" + val,
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringLessThan.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringLessThan,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val + "b",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "a",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "c",
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringLessThanEquals.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringLessThanEquals,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val + "b",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "a",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "b",
+		})
+
+		st, found = ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+	})
+
+	t.Run(CondStringGreaterThan.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringGreaterThan,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val + "b",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "c",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "b",
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondStringGreaterThanEquals.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondStringGreaterThanEquals,
+				Kind:  KindRequest,
+				Key:   propKey,
+				Value: val + "b",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "c",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			propKey: val + "b",
+		})
+
+		st, found = ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+	})
+}
+
+func testIPConditionMatch(t *testing.T) {
+	t.Run(CondIPAddress.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondIPAddress,
+				Kind:  KindRequest,
+				Key:   common.PropertyKeyFrostFSSourceIP,
+				Value: "192.92.1.1/20",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.93.1.91",
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run(CondNotIPAddress.String(), func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondNotIPAddress,
+				Kind:  KindRequest,
+				Key:   common.PropertyKeyFrostFSSourceIP,
+				Value: "192.92.1.1/20",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.93.1.91",
+		})
+
+		st, found := ch.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+
+		request = testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+
+		st, found = ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run("invalid ip address condition value", func(t *testing.T) {
+		ch := Chain{Rules: []Rule{{
+			Status:    Allow,
+			Actions:   Actions{Names: []string{native.MethodPutObject}},
+			Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+			Condition: []Condition{{
+				Op:    CondIPAddress,
+				Kind:  KindRequest,
+				Key:   common.PropertyKeyFrostFSSourceIP,
+				Value: "192.92.1.1:33333",
+			}},
+		}}}
+
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+
+		st, found := ch.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run("match ip", func(t *testing.T) {
+		cond := Condition{
+			Op:    CondIPAddress,
+			Kind:  KindRequest,
+			Key:   common.PropertyKeyFrostFSSourceIP,
+			Value: "192.92.1.1/10",
+		}
+
+		require.NotPanics(t, func() {
+			cond.matchIP("192.92.1.91")
+		})
+
+		require.PanicsWithValue(t, "unimplemented: 10", func() {
+			cond.Op = CondNumericEquals
+			cond.matchIP("192.92.1.91")
+		})
+	})
+}
+
 func TestInvalidNumericValues(t *testing.T) {
+	t.Run("invalid request property", func(t *testing.T) {
 		propKey := s3.PropertyKeyMaxKeys
 		propValues := []string{"", "invalid"}
 
@@ -284,4 +893,136 @@ func TestInvalidNumericValues(t *testing.T) {
 				}
 			})
 		}
+	})
+	t.Run("invalid condition numeric value", func(t *testing.T) {
+		propKey := s3.PropertyKeyMaxKeys
+
+		condition := Condition{
+			Kind:  KindRequest,
+			Key:   propKey,
+			Value: "invalid",
+		}
+
+		t.Run("match on CondNumericNotEquals", func(t *testing.T) {
+			condition.Op = CondNumericNotEquals
+
+			resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+			request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{propKey: "50"})
+
+			match := condition.Match(request)
+			require.Equal(t, true, match)
+		})
+
+		t.Run("non-match on non-CondNumericNotEquals", func(t *testing.T) {
+			condition.Op = CondNumericEquals
+
+			resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+			request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{propKey: "50"})
+
+			match := condition.Match(request)
+			require.Equal(t, false, match)
+		})
+
+		t.Run("match numeric", func(t *testing.T) {
+			cond := Condition{
+				Op:    CondNumericLessThan,
+				Kind:  KindRequest,
+				Key:   s3.PropertyKeyMaxKeys,
+				Value: "5",
+			}
+
+			require.NotPanics(t, func() {
+				cond.matchNumeric("6")
+			})
+
+			require.PanicsWithValue(t, "unimplemented: 0", func() {
+				cond.Op = CondStringEquals
+				cond.matchNumeric("10")
+			})
+		})
+	})
+}
+
+func TestCondTypeStringification(t *testing.T) {
+	for _, pair := range []struct {
+		cond           ConditionType
+		expectedString string
+	}{
+		{CondStringEquals, "StringEquals"},
+		{CondStringNotEquals, "StringNotEquals"},
+		{CondStringEqualsIgnoreCase, "StringEqualsIgnoreCase"},
+		{CondStringNotEqualsIgnoreCase, "StringNotEqualsIgnoreCase"},
+		{CondStringLike, "StringLike"},
+		{CondStringNotLike, "StringNotLike"},
+		{CondStringLessThan, "StringLessThan"},
+		{CondStringLessThanEquals, "StringLessThanEquals"},
+		{CondStringGreaterThan, "StringGreaterThan"},
+		{CondStringGreaterThanEquals, "StringGreaterThanEquals"},
+		{CondNumericEquals, "NumericEquals"},
+		{CondNumericNotEquals, "NumericNotEquals"},
+		{CondNumericLessThan, "NumericLessThan"},
+		{CondNumericLessThanEquals, "NumericLessThanEquals"},
+		{CondNumericGreaterThan, "NumericGreaterThan"},
+		{CondNumericGreaterThanEquals, "NumericGreaterThanEquals"},
+		{CondSliceContains, "SliceContains"},
+		{CondIPAddress, "IPAddress"},
+		{CondNotIPAddress, "NotIPAddress"},
+		{ConditionType(255), "unknown condition type"},
+	} {
+		require.Equal(t, pair.expectedString, pair.cond.String())
+	}
+}
+
+func TestRuleMatch(t *testing.T) {
+	rule := Rule{
+		Status:    Allow,
+		Actions:   Actions{Names: []string{native.MethodPutObject}},
+		Resources: Resources{Names: []string{native.ResourceFormatRootContainers}},
+		Condition: []Condition{{
+			Op:    CondIPAddress,
+			Kind:  KindRequest,
+			Key:   common.PropertyKeyFrostFSSourceIP,
+			Value: "192.92.1.1/20",
+		}},
+	}
+
+	t.Run("match", func(t *testing.T) {
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+		st, found := rule.Match(request)
+		require.True(t, found)
+		require.Equal(t, Allow, st)
+	})
+
+	t.Run("not matching resource name", func(t *testing.T) {
+		resource := testutil.NewResource(fmt.Sprintf(native.ResourceFormatNamespaceContainers, "namespicy"), nil)
+		request := testutil.NewRequest(native.MethodPutObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+		st, found := rule.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run("not matching action", func(t *testing.T) {
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodGetObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.92.1.91",
+		})
+		st, found := rule.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
+
+	t.Run("not matching condition", func(t *testing.T) {
+		resource := testutil.NewResource(native.ResourceFormatRootContainers, nil)
+		request := testutil.NewRequest(native.MethodGetObject, resource, map[string]string{
+			common.PropertyKeyFrostFSSourceIP: "192.93.1.91",
+		})
+		st, found := rule.Match(request)
+		require.False(t, found)
+		require.Equal(t, NoRuleFound, st)
+	})
 }