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// Copyright 2024 | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
|
||
package v1alpha1 | ||
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import ( | ||
"strconv" | ||
"strings" | ||
) | ||
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// isCAPIContractVersion determines whether a given string | ||
// represents a version in the CAPI contract version format (e.g. v1_v1beta1_v1alpha1, etc.). | ||
func isCAPIContractVersion(version string) bool { | ||
for _, v := range strings.Split(version, "_") { | ||
if !isCAPIContractSingleVersion(v) { | ||
return false | ||
} | ||
} | ||
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return true | ||
} | ||
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// isCAPIContractSingleVersion determines whether a given string | ||
// represents a single version in the CAPI contract version format (e.g. v1, v1beta1, v1alpha1, etc.). | ||
func isCAPIContractSingleVersion(version string) bool { | ||
if !strings.HasPrefix(version, "v") { | ||
return false | ||
} | ||
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parts := strings.Split(version, "v") | ||
if len(parts) != 2 || parts[0] != "" || strings.IndexByte(version, '_') != -1 { // skip v1_v1beta1 list of versions | ||
return false | ||
} | ||
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const ( | ||
alphaPrefix, betaPrefix = "alpha", "beta" | ||
) | ||
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versionNumber := parts[1] | ||
alphaIndex := strings.Index(versionNumber, alphaPrefix) | ||
betaIndex := strings.Index(versionNumber, betaPrefix) | ||
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if alphaIndex != -1 { | ||
return isNonMajor(versionNumber, alphaPrefix, alphaIndex) | ||
} else if betaIndex != -1 { | ||
return isNonMajor(versionNumber, betaPrefix, betaIndex) | ||
} | ||
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_, err := strconv.Atoi(strings.TrimSpace(versionNumber)) | ||
return err == nil | ||
} | ||
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func isNonMajor(version, prefix string, prefixIdx int) bool { | ||
majorVer := version[:prefixIdx] | ||
prefixedVer := version[prefixIdx+len(prefix):] | ||
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if _, err := strconv.Atoi(majorVer); err != nil { | ||
return false | ||
} | ||
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_, err := strconv.Atoi(prefixedVer) | ||
return err == nil | ||
} |
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// Copyright 2024 | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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package v1alpha1 | ||
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import "testing" | ||
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func Test_isCAPIContractVersion(t *testing.T) { | ||
tests := []struct { | ||
version string | ||
isValid bool | ||
}{ | ||
{"v1", true}, | ||
{"v1alpha1", true}, | ||
{"v1beta1", true}, | ||
{"v2", true}, | ||
{"v3alpha2", true}, | ||
{"v33beta22", true}, | ||
{"v1alpha1_v1beta1", true}, | ||
{"v1alpha1v1alha2_v1beta1", false}, | ||
{"v4beta1", true}, | ||
{"invalid", false}, | ||
{"v1alpha", false}, | ||
{"v1beta", false}, | ||
{"v1alpha1beta1", false}, | ||
} | ||
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for _, test := range tests { | ||
result := isCAPIContractVersion(test.version) | ||
if result != test.isValid { | ||
t.Errorf("isValidVersion(%q) = %v, want %v", test.version, result, test.isValid) | ||
} | ||
} | ||
} | ||
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func Test_isCAPIContractSingleVersion(t *testing.T) { | ||
tests := []struct { | ||
version string | ||
isValid bool | ||
}{ | ||
{"v1", true}, | ||
{"v1alpha1", true}, | ||
{"v1beta1", true}, | ||
{"v2", true}, | ||
{"v3alpha2", true}, | ||
{"v33beta22", true}, | ||
{"v4beta1", true}, | ||
{"invalid", false}, | ||
{"v1alpha", false}, | ||
{"v1beta", false}, | ||
{"v1alpha1beta1", false}, | ||
{"v1alpha1_v1beta1", false}, | ||
} | ||
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for _, test := range tests { | ||
result := isCAPIContractSingleVersion(test.version) | ||
if result != test.isValid { | ||
t.Errorf("isValidVersion(%q) = %v, want %v", test.version, result, test.isValid) | ||
} | ||
} | ||
} |
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