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102 lines
3.6 KiB
Go
102 lines
3.6 KiB
Go
package dockerfile // import "github.com/docker/docker/builder/dockerfile"
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import (
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"bytes"
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"strings"
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"testing"
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"gotest.tools/assert"
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is "gotest.tools/assert/cmp"
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)
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func strPtr(source string) *string {
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return &source
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}
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func TestGetAllAllowed(t *testing.T) {
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buildArgs := NewBuildArgs(map[string]*string{
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"ArgNotUsedInDockerfile": strPtr("fromopt1"),
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"ArgOverriddenByOptions": strPtr("fromopt2"),
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"ArgNoDefaultInDockerfileFromOptions": strPtr("fromopt3"),
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"HTTP_PROXY": strPtr("theproxy"),
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})
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buildArgs.AddMetaArg("ArgFromMeta", strPtr("frommeta1"))
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buildArgs.AddMetaArg("ArgFromMetaOverridden", strPtr("frommeta2"))
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buildArgs.AddMetaArg("ArgFromMetaNotUsed", strPtr("frommeta3"))
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buildArgs.AddArg("ArgOverriddenByOptions", strPtr("fromdockerfile2"))
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buildArgs.AddArg("ArgWithDefaultInDockerfile", strPtr("fromdockerfile1"))
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buildArgs.AddArg("ArgNoDefaultInDockerfile", nil)
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buildArgs.AddArg("ArgNoDefaultInDockerfileFromOptions", nil)
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buildArgs.AddArg("ArgFromMeta", nil)
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buildArgs.AddArg("ArgFromMetaOverridden", strPtr("fromdockerfile3"))
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all := buildArgs.GetAllAllowed()
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expected := map[string]string{
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"HTTP_PROXY": "theproxy",
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"ArgOverriddenByOptions": "fromopt2",
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"ArgWithDefaultInDockerfile": "fromdockerfile1",
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"ArgNoDefaultInDockerfileFromOptions": "fromopt3",
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"ArgFromMeta": "frommeta1",
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"ArgFromMetaOverridden": "fromdockerfile3",
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}
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assert.Check(t, is.DeepEqual(expected, all))
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}
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func TestGetAllMeta(t *testing.T) {
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buildArgs := NewBuildArgs(map[string]*string{
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"ArgNotUsedInDockerfile": strPtr("fromopt1"),
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"ArgOverriddenByOptions": strPtr("fromopt2"),
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"ArgNoDefaultInMetaFromOptions": strPtr("fromopt3"),
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"HTTP_PROXY": strPtr("theproxy"),
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})
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buildArgs.AddMetaArg("ArgFromMeta", strPtr("frommeta1"))
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buildArgs.AddMetaArg("ArgOverriddenByOptions", strPtr("frommeta2"))
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buildArgs.AddMetaArg("ArgNoDefaultInMetaFromOptions", nil)
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all := buildArgs.GetAllMeta()
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expected := map[string]string{
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"HTTP_PROXY": "theproxy",
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"ArgFromMeta": "frommeta1",
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"ArgOverriddenByOptions": "fromopt2",
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"ArgNoDefaultInMetaFromOptions": "fromopt3",
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}
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assert.Check(t, is.DeepEqual(expected, all))
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}
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func TestWarnOnUnusedBuildArgs(t *testing.T) {
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buildArgs := NewBuildArgs(map[string]*string{
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"ThisArgIsUsed": strPtr("fromopt1"),
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"ThisArgIsNotUsed": strPtr("fromopt2"),
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"HTTPS_PROXY": strPtr("referenced builtin"),
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"HTTP_PROXY": strPtr("unreferenced builtin"),
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})
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buildArgs.AddArg("ThisArgIsUsed", nil)
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buildArgs.AddArg("HTTPS_PROXY", nil)
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buffer := new(bytes.Buffer)
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buildArgs.WarnOnUnusedBuildArgs(buffer)
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out := buffer.String()
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assert.Assert(t, !strings.Contains(out, "ThisArgIsUsed"), out)
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assert.Assert(t, !strings.Contains(out, "HTTPS_PROXY"), out)
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assert.Assert(t, !strings.Contains(out, "HTTP_PROXY"), out)
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assert.Check(t, is.Contains(out, "ThisArgIsNotUsed"))
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}
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func TestIsUnreferencedBuiltin(t *testing.T) {
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buildArgs := NewBuildArgs(map[string]*string{
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"ThisArgIsUsed": strPtr("fromopt1"),
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"ThisArgIsNotUsed": strPtr("fromopt2"),
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"HTTPS_PROXY": strPtr("referenced builtin"),
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"HTTP_PROXY": strPtr("unreferenced builtin"),
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})
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buildArgs.AddArg("ThisArgIsUsed", nil)
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buildArgs.AddArg("HTTPS_PROXY", nil)
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assert.Check(t, buildArgs.IsReferencedOrNotBuiltin("ThisArgIsUsed"))
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assert.Check(t, buildArgs.IsReferencedOrNotBuiltin("ThisArgIsNotUsed"))
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assert.Check(t, buildArgs.IsReferencedOrNotBuiltin("HTTPS_PROXY"))
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assert.Check(t, !buildArgs.IsReferencedOrNotBuiltin("HTTP_PROXY"))
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}
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