Consolidate artifact declarations

internal/artifact/artifact_test.go

@@ -0,0 +1,42 @@
+package artifact
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestNormalizeTargetsPreservesOrderAndFirstOccurrence(t *testing.T) {
+	targets := []Target{
+		{OS: "linux", Arch: "amd64"},
+		{OS: "windows", Arch: "arm64"},
+		{OS: "linux", Arch: "amd64"},
+	}
+	want := []Target{{OS: "linux", Arch: "amd64"}, {OS: "windows", Arch: "arm64"}}
+	if got := NormalizeTargets(targets); !reflect.DeepEqual(got, want) {
+		t.Fatalf("NormalizeTargets() = %#v, want %#v", got, want)
+	}
+}
+
+func TestExpectedBuildUsesSharedNamesInTargetOrder(t *testing.T) {
+	targets := []Target{{OS: "windows", Arch: "arm64"}, {OS: "linux", Arch: "amd64"}}
+	want := []Declaration{
+		{Target: targets[0], Filename: "app-v1.2.3-windows-arm64.exe"},
+		{Target: targets[1], Filename: "app-v1.2.3-linux-amd64"},
+	}
+	if got := ExpectedBuild("app", "v1.2.3", targets); !reflect.DeepEqual(got, want) {
+		t.Fatalf("ExpectedBuild() = %#v, want %#v", got, want)
+	}
+}
+
+func TestValidComponentPreservesBuildAndReceiptRules(t *testing.T) {
+	for _, value := range []string{"", "path/name", `path\name`, "line\nbreak", "line\rbreak"} {
+		if ValidComponent(value) {
+			t.Errorf("ValidComponent(%q) = true, want false", value)
+		}
+	}
+	for _, value := range []string{"app", "..", "nul\x00byte"} {
+		if !ValidComponent(value) {
+			t.Errorf("ValidComponent(%q) = false, want true", value)
+		}
+	}
+}