Add ARC methods 8 (Crunch) and 9 (squash), 12-bit and 13-bit Dynamic LZW.

tests/arc/crunch.cpp

@@ -77,5 +77,57 @@ TEST_F(crunchFixture, crunch)
 
     free(outBuf);
 
+    EXPECT_EQ(crc, EXPECTED_CRC32);
+}
+
+class crunchDynamicFixture : public ::testing::Test
+{
+public:
+    crunchDynamicFixture()
+    {
+        // initialization;
+        // can also be done in SetUp()
+    }
+
+protected:
+    void SetUp()
+    {
+        char path[PATH_MAX];
+        char filename[PATH_MAX];
+
+        getcwd(path, PATH_MAX);
+        snprintf(filename, PATH_MAX, "%s/data/arccrunch_dynamic.bin", path);
+
+        FILE *file = fopen(filename, "rb");
+        buffer     = (const uint8_t *)malloc(73189);
+        fread((void *)buffer, 1, 73189, file);
+        fclose(file);
+    }
+
+    void TearDown() { free((void *)buffer); }
+
+    ~crunchDynamicFixture()
+    {
+        // resources cleanup, no exceptions allowed
+    }
+
+    // shared user data
+};
+
+TEST_F(crunchDynamicFixture, crunchDynamic)
+{
+    size_t destLen = 152089;
+    size_t srcLen  = 73189;
+    auto  *outBuf  = (uint8_t *)malloc(152089);
+
+    auto err = arc_decompress_crunch_dynamic(buffer, srcLen, outBuf, &destLen);
+
+    EXPECT_EQ(err, 0);
+    EXPECT_EQ(destLen, 152089);
+
+    auto crc = crc32_data(outBuf, 152089);
+
+    free(outBuf);
+
     EXPECT_EQ(crc, EXPECTED_CRC32);
 }