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ko-build/pkg/build/strict_test.go
Matt Moore ff61ea330c
Refactor how/where ko:// is handled. (#153)
This change more or less completely changes how `ko://` is handled internally to `ko`, but the user-facing changes should only be net-positive.  `ko://` was previously stripped at the highest level, and the build logic was unaware, which had some undesirable diagnostic/functional implications that are collectively addressed in this change.

With this change, the `ko://` prefix is preserved and passed to the build logic, which internally parses a new `reference` type (this was useful to have Go's type checker find all of the places that needed fixing).  The main functional differences are:
1. If a reference is prefixed with `ko://` we will now fail fast in `IsSupportedReference` regardless of whether `--strict` is passed.
2. If a reference is prefixed with `ko://` it will bypass the prefix check, which allows the use of `ko://github.com/another/repo` that references a vendored binary package.

For `2.` the absence of the module prefix causes the filtering logic Jon introduced to avoid the reference.  This was critical for efficiency when `ko://` isn't around because we feed every string in the yaml through it, but when the user has explicitly decorated things it's the perfect thing to be sensitive to.

Fixes: https://github.com/google/ko/issues/146
Fixes: https://github.com/google/ko/issues/152
2020-04-29 19:32:30 -07:00

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1.4 KiB
Go

// Copyright 2020 Google LLC All Rights Reserved.
//
// 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 build
import "testing"
func TestStrictReference(t *testing.T) {
tests := []struct {
name string
input string
strict bool
path string
}{{
name: "loose",
input: "github.com/foo/bar",
strict: false,
path: "github.com/foo/bar",
}, {
name: "strict",
input: "ko://github.com/foo/bar",
strict: true,
path: "github.com/foo/bar",
}}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
ref := newRef(test.input)
if got, want := ref.IsStrict(), test.strict; got != want {
t.Errorf("got: %v, want: %v", got, want)
}
if got, want := ref.Path(), test.path; got != want {
t.Errorf("got: %v, want: %v", got, want)
}
if got, want := ref.String(), test.input; got != want {
t.Errorf("got: %v, want: %v", got, want)
}
})
}
}