132 lines
2.9 KiB
Go
132 lines
2.9 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package semver
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import (
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"testing"
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"github.com/hashicorp/go-version"
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)
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// This file is a copy of github.com/hashicorp/go-version/constraint_test.go
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// with minimal changes to demonstrate differences. Diffing the files should
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// illustrate behavior differences in Constraint and version.Constraint.
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func TestNewConstraint(t *testing.T) {
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cases := []struct {
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input string
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count int
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err bool
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}{
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{">= 1.2", 1, false},
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{"1.0", 1, false},
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{">= 1.x", 0, true},
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{">= 1.2, < 1.0", 2, false},
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// Out of bounds
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{"11387778780781445675529500000000000000000", 0, true},
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// Semver only
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{">= 1.0beta1", 0, true},
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// No pessimistic operator
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{"~> 1.0", 0, true},
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}
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for _, tc := range cases {
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v, err := NewConstraint(tc.input)
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if tc.err && err == nil {
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t.Fatalf("expected error for input: %s", tc.input)
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} else if !tc.err && err != nil {
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t.Fatalf("error for input %s: %s", tc.input, err)
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}
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if len(v) != tc.count {
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t.Fatalf("input: %s\nexpected len: %d\nactual: %d",
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tc.input, tc.count, len(v))
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}
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}
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}
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func TestConstraintCheck(t *testing.T) {
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cases := []struct {
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constraint string
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version string
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check bool
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}{
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{">= 1.0, < 1.2", "1.1.5", true},
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{"< 1.0, < 1.2", "1.1.5", false},
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{"= 1.0", "1.1.5", false},
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{"= 1.0", "1.0.0", true},
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{"1.0", "1.0.0", true},
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// Assert numbers are *not* compared lexically as in #4729
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{"> 10", "8", false},
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// Pre-releases are ordered according to Semver v2
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{"> 2.0", "2.1.0-beta", true},
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{"> 2.1.0-a", "2.1.0-beta", true},
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{"> 2.1.0-a", "2.1.1-beta", true},
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{"> 2.0.0", "2.1.0-beta", true},
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{"> 2.1.0-a", "2.1.1", true},
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{"> 2.1.0-a", "2.1.1-beta", true},
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{"> 2.1.0-a", "2.1.0", true},
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{"<= 2.1.0-a", "2.0.0", true},
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{">= 0.6.1", "1.3.0-beta1", true},
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{"> 1.0-beta1", "1.0-rc1", true},
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// Meta components are ignored according to Semver v2
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{">= 0.6.1", "1.3.0-beta1+ent", true},
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{">= 1.3.0-beta1", "1.3.0-beta1+ent", true},
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{"> 1.3.0-beta1+cgo", "1.3.0-beta1+ent", false},
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{"= 1.3.0-beta1+cgo", "1.3.0-beta1+ent", true},
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}
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for _, tc := range cases {
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c, err := NewConstraint(tc.constraint)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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v, err := version.NewSemver(tc.version)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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actual := c.Check(v)
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expected := tc.check
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if actual != expected {
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t.Fatalf("Version: %s\nConstraint: %s\nExpected: %#v",
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tc.version, tc.constraint, expected)
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}
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}
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}
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func TestConstraintsString(t *testing.T) {
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cases := []struct {
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constraint string
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result string
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}{
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{">= 1.0, < 1.2", ""},
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}
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for _, tc := range cases {
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c, err := NewConstraint(tc.constraint)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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actual := c.String()
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expected := tc.result
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if expected == "" {
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expected = tc.constraint
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}
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if actual != expected {
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t.Fatalf("Constraint: %s\nExpected: %#v\nActual: %s",
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tc.constraint, expected, actual)
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}
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}
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}
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