Add new build tool.

bibliogra.py requires Python 2, which is a pain to deal with.  This
commit adds a Go tool that compiles CensorBib from BibTeX to HTML.  The
tool does the bare minimum and is quite strict in the BibTeX format it
expects.

src/decode_test.go

@@ -0,0 +1,81 @@
+package main
+
+import (
+	"testing"
+)
+
+func TestToString(t *testing.T) {
+	testCases := []conversion{
+		{
+			from: "Title",
+			to:   "Title",
+		},
+		{
+			from: "This is a {Title}",
+			to:   "This is a Title",
+		},
+		{
+			from: "This is a {Title}",
+			to:   "This is a Title",
+		},
+		{
+			from: `{\#h00t}: Censorship Resistant Microblogging`,
+			to:   `#h00t: Censorship Resistant Microblogging`,
+		},
+		{
+			from: "``Good'' Worms and Human Rights",
+			to:   "“Good” Worms and Human Rights",
+		},
+		{
+			from: "An Analysis of {China}'s ``{Great Cannon}''",
+			to:   "An Analysis of China’s “Great Cannon”",
+		},
+		{
+			from: `lib$\cdot$erate, (n):`,
+			to:   `lib·erate, (n):`,
+		},
+		{
+			from: "Well -- Exploring the {Great} {Firewall}'s Poisoned {DNS}",
+			to:   "Well – Exploring the Great Firewall’s Poisoned DNS",
+		},
+	}
+
+	for _, test := range testCases {
+		to := decodeTitle(test.from)
+		if to != test.to {
+			t.Errorf("Expected\n%s\ngot\n%s", test.to, to)
+		}
+	}
+}
+
+func TestDecodeAuthors(t *testing.T) {
+	testCases := []conversion{
+		{ // Multiple authors should be separated by commas.
+			from: "John Doe and Jane Doe",
+			to:   "John Doe, Jane Doe",
+		},
+		{ // Single authors should remain as-is.
+			from: "John Doe",
+			to:   "John Doe",
+		},
+		{ // Single-name authors should remain as-is.
+			from: "John and Jane",
+			to:   "John, Jane",
+		},
+		{ // Non-ASCII characters should be unaffected.
+			from: "Jóhn Doe",
+			to:   "Jóhn Doe",
+		},
+		{ // Apostrophes should be replaced with the right single quote.
+			from: "John O'Brian",
+			to:   "John O’Brian",
+		},
+	}
+
+	for _, test := range testCases {
+		to := decodeAuthors(test.from)
+		if to != test.to {
+			t.Errorf("Expected\n%s\ngot\n%s", test.to, to)
+		}
+	}
+}