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-rw-r--r--guava-tests/test/com/google/common/io/BaseEncodingTest.java431
1 files changed, 0 insertions, 431 deletions
diff --git a/guava-tests/test/com/google/common/io/BaseEncodingTest.java b/guava-tests/test/com/google/common/io/BaseEncodingTest.java
deleted file mode 100644
index fb33841..0000000
--- a/guava-tests/test/com/google/common/io/BaseEncodingTest.java
+++ /dev/null
@@ -1,431 +0,0 @@
-/*
- * Copyright (C) 2012 The Guava Authors
- *
- * 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 com.google.common.io;
-
-import static com.google.common.io.BaseEncoding.base16;
-import static com.google.common.io.BaseEncoding.base32;
-import static com.google.common.io.BaseEncoding.base32Hex;
-import static com.google.common.io.BaseEncoding.base64;
-
-import com.google.common.annotations.GwtCompatible;
-import com.google.common.annotations.GwtIncompatible;
-import com.google.common.base.Ascii;
-import com.google.common.base.Joiner;
-import com.google.common.base.Splitter;
-import com.google.common.collect.ImmutableList;
-
-import junit.framework.TestCase;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.io.StringReader;
-import java.io.StringWriter;
-import java.io.UnsupportedEncodingException;
-
-/**
- * Tests for {@code BaseEncoding}.
- *
- * @author Louis Wasserman
- */
-@GwtCompatible(emulated = true)
-public class BaseEncodingTest extends TestCase {
- public void assertEquals(byte[] expected, byte[] actual) {
- assertEquals(expected.length, actual.length);
- for (int i = 0; i < expected.length; i++) {
- assertEquals(expected[i], actual[i]);
- }
- }
-
- public void testSeparatorsExplicitly() {
- testEncodes(base64().withSeparator("\n", 3), "foobar", "Zm9\nvYm\nFy");
- testEncodes(base64().withSeparator("$", 4), "foobar", "Zm9v$YmFy");
- testEncodes(base32().withSeparator("*", 4), "foobar", "MZXW*6YTB*OI==*====");
- }
-
- @SuppressWarnings("ReturnValueIgnored")
- public void testSeparatorSameAsPadChar() {
- try {
- base64().withSeparator("=", 3);
- fail("Expected IllegalArgumentException");
- } catch (IllegalArgumentException expected) {}
-
- try {
- base64().withPadChar('#').withSeparator("!#!", 3);
- fail("Expected IllegalArgumentException");
- } catch (IllegalArgumentException expected) {}
- }
-
- @SuppressWarnings("ReturnValueIgnored")
- public void testAtMostOneSeparator() {
- BaseEncoding separated = base64().withSeparator("\n", 3);
- try {
- separated.withSeparator("$", 4);
- fail("Expected UnsupportedOperationException");
- } catch (UnsupportedOperationException expected) {}
- }
-
- public void testBase64() {
- // The following test vectors are specified in RFC 4648 itself
- testEncodingWithSeparators(base64(), "", "");
- testEncodingWithSeparators(base64(), "f", "Zg==");
- testEncodingWithSeparators(base64(), "fo", "Zm8=");
- testEncodingWithSeparators(base64(), "foo", "Zm9v");
- testEncodingWithSeparators(base64(), "foob", "Zm9vYg==");
- testEncodingWithSeparators(base64(), "fooba", "Zm9vYmE=");
- testEncodingWithSeparators(base64(), "foobar", "Zm9vYmFy");
- }
-
- @GwtIncompatible("Reader/Writer")
- public void testBase64Streaming() throws IOException {
- // The following test vectors are specified in RFC 4648 itself
- testStreamingEncodingWithSeparators(base64(), "", "");
- testStreamingEncodingWithSeparators(base64(), "f", "Zg==");
- testStreamingEncodingWithSeparators(base64(), "fo", "Zm8=");
- testStreamingEncodingWithSeparators(base64(), "foo", "Zm9v");
- testStreamingEncodingWithSeparators(base64(), "foob", "Zm9vYg==");
- testStreamingEncodingWithSeparators(base64(), "fooba", "Zm9vYmE=");
- testStreamingEncodingWithSeparators(base64(), "foobar", "Zm9vYmFy");
- }
-
- public void testBase64LenientPadding() {
- testDecodes(base64(), "Zg", "f");
- testDecodes(base64(), "Zg=", "f");
- testDecodes(base64(), "Zg==", "f"); // proper padding length
- testDecodes(base64(), "Zg===", "f");
- testDecodes(base64(), "Zg====", "f");
- }
-
- public void testBase64InvalidDecodings() {
- // These contain bytes not in the decodabet.
- assertFailsToDecode(base64(), "\u007f");
- assertFailsToDecode(base64(), "Wf2!");
- // This sentence just isn't base64() encoded.
- assertFailsToDecode(base64(), "let's not talk of love or chains!");
- // A 4n+1 length string is never legal base64().
- assertFailsToDecode(base64(), "12345");
- }
-
- @SuppressWarnings("ReturnValueIgnored")
- public void testBase64CannotUpperCase() {
- try {
- base64().upperCase();
- fail();
- } catch (IllegalStateException expected) {
- // success
- }
- }
-
- @SuppressWarnings("ReturnValueIgnored")
- public void testBase64CannotLowerCase() {
- try {
- base64().lowerCase();
- fail();
- } catch (IllegalStateException expected) {
- // success
- }
- }
-
- public void testBase64AlternatePadding() {
- BaseEncoding enc = base64().withPadChar('~');
- testEncodingWithSeparators(enc, "", "");
- testEncodingWithSeparators(enc, "f", "Zg~~");
- testEncodingWithSeparators(enc, "fo", "Zm8~");
- testEncodingWithSeparators(enc, "foo", "Zm9v");
- testEncodingWithSeparators(enc, "foob", "Zm9vYg~~");
- testEncodingWithSeparators(enc, "fooba", "Zm9vYmE~");
- testEncodingWithSeparators(enc, "foobar", "Zm9vYmFy");
- }
-
- @GwtIncompatible("Reader/Writer")
- public void testBase64StreamingAlternatePadding() throws IOException {
- BaseEncoding enc = base64().withPadChar('~');
- testStreamingEncodingWithSeparators(enc, "", "");
- testStreamingEncodingWithSeparators(enc, "f", "Zg~~");
- testStreamingEncodingWithSeparators(enc, "fo", "Zm8~");
- testStreamingEncodingWithSeparators(enc, "foo", "Zm9v");
- testStreamingEncodingWithSeparators(enc, "foob", "Zm9vYg~~");
- testStreamingEncodingWithSeparators(enc, "fooba", "Zm9vYmE~");
- testStreamingEncodingWithSeparators(enc, "foobar", "Zm9vYmFy");
- }
-
- public void testBase64OmitPadding() {
- BaseEncoding enc = base64().omitPadding();
- testEncodingWithSeparators(enc, "", "");
- testEncodingWithSeparators(enc, "f", "Zg");
- testEncodingWithSeparators(enc, "fo", "Zm8");
- testEncodingWithSeparators(enc, "foo", "Zm9v");
- testEncodingWithSeparators(enc, "foob", "Zm9vYg");
- testEncodingWithSeparators(enc, "fooba", "Zm9vYmE");
- testEncodingWithSeparators(enc, "foobar", "Zm9vYmFy");
- }
-
- @GwtIncompatible("Reader/Writer")
- public void testBase64StreamingOmitPadding() throws IOException {
- BaseEncoding enc = base64().omitPadding();
- testStreamingEncodingWithSeparators(enc, "", "");
- testStreamingEncodingWithSeparators(enc, "f", "Zg");
- testStreamingEncodingWithSeparators(enc, "fo", "Zm8");
- testStreamingEncodingWithSeparators(enc, "foo", "Zm9v");
- testStreamingEncodingWithSeparators(enc, "foob", "Zm9vYg");
- testStreamingEncodingWithSeparators(enc, "fooba", "Zm9vYmE");
- testStreamingEncodingWithSeparators(enc, "foobar", "Zm9vYmFy");
- }
-
- public void testBase32() {
- // The following test vectors are specified in RFC 4648 itself
- testEncodingWithCasing(base32(), "", "");
- testEncodingWithCasing(base32(), "f", "MY======");
- testEncodingWithCasing(base32(), "fo", "MZXQ====");
- testEncodingWithCasing(base32(), "foo", "MZXW6===");
- testEncodingWithCasing(base32(), "foob", "MZXW6YQ=");
- testEncodingWithCasing(base32(), "fooba", "MZXW6YTB");
- testEncodingWithCasing(base32(), "foobar", "MZXW6YTBOI======");
- }
-
- @GwtIncompatible("Reader/Writer")
- public void testBase32Streaming() throws IOException {
- // The following test vectors are specified in RFC 4648 itself
- testStreamingEncodingWithCasing(base32(), "", "");
- testStreamingEncodingWithCasing(base32(), "f", "MY======");
- testStreamingEncodingWithCasing(base32(), "fo", "MZXQ====");
- testStreamingEncodingWithCasing(base32(), "foo", "MZXW6===");
- testStreamingEncodingWithCasing(base32(), "foob", "MZXW6YQ=");
- testStreamingEncodingWithCasing(base32(), "fooba", "MZXW6YTB");
- testStreamingEncodingWithCasing(base32(), "foobar", "MZXW6YTBOI======");
- }
-
- public void testBase32LenientPadding() {
- testDecodes(base32(), "MZXW6", "foo");
- testDecodes(base32(), "MZXW6=", "foo");
- testDecodes(base32(), "MZXW6==", "foo");
- testDecodes(base32(), "MZXW6===", "foo"); // proper padding length
- testDecodes(base32(), "MZXW6====", "foo");
- testDecodes(base32(), "MZXW6=====", "foo");
- }
-
- public void testBase32AlternatePadding() {
- BaseEncoding enc = base32().withPadChar('~');
- testEncodingWithCasing(enc, "", "");
- testEncodingWithCasing(enc, "f", "MY~~~~~~");
- testEncodingWithCasing(enc, "fo", "MZXQ~~~~");
- testEncodingWithCasing(enc, "foo", "MZXW6~~~");
- testEncodingWithCasing(enc, "foob", "MZXW6YQ~");
- testEncodingWithCasing(enc, "fooba", "MZXW6YTB");
- testEncodingWithCasing(enc, "foobar", "MZXW6YTBOI~~~~~~");
- }
-
- public void testBase32InvalidDecodings() {
- // These contain bytes not in the decodabet.
- assertFailsToDecode(base32(), "\u007f");
- assertFailsToDecode(base32(), "Wf2!");
- // This sentence just isn't base32() encoded.
- assertFailsToDecode(base32(), "let's not talk of love or chains!");
- // An 8n+{1,3,6} length string is never legal base32.
- assertFailsToDecode(base32(), "A");
- assertFailsToDecode(base32(), "ABC");
- assertFailsToDecode(base32(), "ABCDEF");
- }
-
- public void testBase32UpperCaseIsNoOp() {
- assertSame(base32(), base32().upperCase());
- }
-
- public void testBase32Hex() {
- // The following test vectors are specified in RFC 4648 itself
- testEncodingWithCasing(base32Hex(), "", "");
- testEncodingWithCasing(base32Hex(), "f", "CO======");
- testEncodingWithCasing(base32Hex(), "fo", "CPNG====");
- testEncodingWithCasing(base32Hex(), "foo", "CPNMU===");
- testEncodingWithCasing(base32Hex(), "foob", "CPNMUOG=");
- testEncodingWithCasing(base32Hex(), "fooba", "CPNMUOJ1");
- testEncodingWithCasing(base32Hex(), "foobar", "CPNMUOJ1E8======");
- }
-
- @GwtIncompatible("Reader/Writer")
- public void testBase32HexStreaming() throws IOException {
- // The following test vectors are specified in RFC 4648 itself
- testStreamingEncodingWithCasing(base32Hex(), "", "");
- testStreamingEncodingWithCasing(base32Hex(), "f", "CO======");
- testStreamingEncodingWithCasing(base32Hex(), "fo", "CPNG====");
- testStreamingEncodingWithCasing(base32Hex(), "foo", "CPNMU===");
- testStreamingEncodingWithCasing(base32Hex(), "foob", "CPNMUOG=");
- testStreamingEncodingWithCasing(base32Hex(), "fooba", "CPNMUOJ1");
- testStreamingEncodingWithCasing(base32Hex(), "foobar", "CPNMUOJ1E8======");
- }
-
- public void testBase32HexLenientPadding() {
- testDecodes(base32Hex(), "CPNMU", "foo");
- testDecodes(base32Hex(), "CPNMU=", "foo");
- testDecodes(base32Hex(), "CPNMU==", "foo");
- testDecodes(base32Hex(), "CPNMU===", "foo"); // proper padding length
- testDecodes(base32Hex(), "CPNMU====", "foo");
- testDecodes(base32Hex(), "CPNMU=====", "foo");
- }
-
- public void testBase32HexInvalidDecodings() {
- // These contain bytes not in the decodabet.
- assertFailsToDecode(base32Hex(), "\u007f");
- assertFailsToDecode(base32Hex(), "Wf2!");
- // This sentence just isn't base32 encoded.
- assertFailsToDecode(base32Hex(), "let's not talk of love or chains!");
- // An 8n+{1,3,6} length string is never legal base32.
- assertFailsToDecode(base32Hex(), "A");
- assertFailsToDecode(base32Hex(), "ABC");
- assertFailsToDecode(base32Hex(), "ABCDEF");
- }
-
- public void testBase32HexUpperCaseIsNoOp() {
- assertSame(base32Hex(), base32Hex().upperCase());
- }
-
- public void testBase16() {
- testEncodingWithCasing(base16(), "", "");
- testEncodingWithCasing(base16(), "f", "66");
- testEncodingWithCasing(base16(), "fo", "666F");
- testEncodingWithCasing(base16(), "foo", "666F6F");
- testEncodingWithCasing(base16(), "foob", "666F6F62");
- testEncodingWithCasing(base16(), "fooba", "666F6F6261");
- testEncodingWithCasing(base16(), "foobar", "666F6F626172");
- }
-
- public void testBase16UpperCaseIsNoOp() {
- assertSame(base16().upperCase(), base16().upperCase());
- }
-
- private void testEncodingWithCasing(BaseEncoding encoding, String decoded, String encoded) {
- testEncodingWithSeparators(encoding, decoded, encoded);
- testEncodingWithSeparators(encoding.upperCase(), decoded, Ascii.toUpperCase(encoded));
- testEncodingWithSeparators(encoding.lowerCase(), decoded, Ascii.toLowerCase(encoded));
- }
-
- private void testEncodingWithSeparators(BaseEncoding encoding, String decoded, String encoded) {
- testEncoding(encoding, decoded, encoded);
-
- // test separators work
- for (int sepLength = 3; sepLength <= 5; sepLength++) {
- for (String separator : ImmutableList.of(",", "\n", ";;", "")) {
- testEncoding(encoding.withSeparator(separator, sepLength), decoded,
- Joiner.on(separator).join(Splitter.fixedLength(sepLength).split(encoded)));
- }
- }
- }
-
- private void testEncoding(BaseEncoding encoding, String decoded, String encoded) {
- testEncodes(encoding, decoded, encoded);
- testDecodes(encoding, encoded, decoded);
- }
-
- private void testEncodes(BaseEncoding encoding, String decoded, String encoded) {
- byte[] bytes;
- try {
- bytes = decoded.getBytes("UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new AssertionError();
- }
- assertEquals(encoded, encoding.encode(bytes));
- }
-
- private void testDecodes(BaseEncoding encoding, String encoded, String decoded) {
- byte[] bytes;
- try {
- bytes = decoded.getBytes("UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new AssertionError();
- }
- assertEquals(bytes, encoding.decode(encoded));
- }
-
- private void assertFailsToDecode(BaseEncoding encoding, String cannotDecode) {
- try {
- encoding.decode(cannotDecode);
- fail("Expected IllegalArgumentException");
- } catch (IllegalArgumentException expected) {
- // success
- }
- }
-
- @GwtIncompatible("Reader/Writer")
- private void testStreamingEncodingWithCasing(
- BaseEncoding encoding, String decoded, String encoded) throws IOException {
- testStreamingEncodingWithSeparators(encoding, decoded, encoded);
- testStreamingEncodingWithSeparators(encoding.upperCase(), decoded, Ascii.toUpperCase(encoded));
- testStreamingEncodingWithSeparators(encoding.lowerCase(), decoded, Ascii.toLowerCase(encoded));
- }
-
- @GwtIncompatible("Reader/Writer")
- private void testStreamingEncodingWithSeparators(
- BaseEncoding encoding, String decoded, String encoded) throws IOException {
- testStreamingEncoding(encoding, decoded, encoded);
-
- // test separators work
- for (int sepLength = 3; sepLength <= 5; sepLength++) {
- for (String separator : ImmutableList.of(",", "\n", ";;", "")) {
- testStreamingEncoding(encoding.withSeparator(separator, sepLength), decoded,
- Joiner.on(separator).join(Splitter.fixedLength(sepLength).split(encoded)));
- }
- }
- }
-
- @GwtIncompatible("Reader/Writer")
- private void testStreamingEncoding(BaseEncoding encoding, String decoded, String encoded)
- throws IOException {
- testStreamingEncodes(encoding, decoded, encoded);
- testStreamingDecodes(encoding, encoded, decoded);
- }
-
- @GwtIncompatible("Writer")
- private void testStreamingEncodes(BaseEncoding encoding, String decoded, String encoded)
- throws IOException {
- byte[] bytes;
- try {
- bytes = decoded.getBytes("UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new AssertionError();
- }
- StringWriter writer = new StringWriter();
- OutputStream encodingStream = encoding.encodingStream(writer);
- encodingStream.write(bytes);
- encodingStream.close();
- assertEquals(encoded, writer.toString());
- }
-
- @GwtIncompatible("Reader")
- private void testStreamingDecodes(BaseEncoding encoding, String encoded, String decoded)
- throws IOException {
- byte[] bytes;
- try {
- bytes = decoded.getBytes("UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new AssertionError();
- }
- InputStream decodingStream = encoding.decodingStream(new StringReader(encoded));
- for (int i = 0; i < bytes.length; i++) {
- assertEquals(bytes[i] & 0xFF, decodingStream.read());
- }
- assertEquals(-1, decodingStream.read());
- decodingStream.close();
- }
-
- public void testToString() {
- assertEquals("BaseEncoding.base64().withPadChar(=)", BaseEncoding.base64().toString());
- assertEquals("BaseEncoding.base32Hex().omitPadding()",
- BaseEncoding.base32Hex().omitPadding().toString());
- assertEquals("BaseEncoding.base32().lowerCase().withPadChar($)",
- BaseEncoding.base32().lowerCase().withPadChar('$').toString());
- assertEquals("BaseEncoding.base16().withSeparator(\"\n\", 10)",
- BaseEncoding.base16().withSeparator("\n", 10).toString());
- }
-}