Remove dartc optimizing backend.

dart/compiler/javatests/com/google/dart/compiler/common/GenerateSourceMapTest.java

Index: dart/compiler/javatests/com/google/dart/compiler/common/GenerateSourceMapTest.java
diff --git a/dart/compiler/javatests/com/google/dart/compiler/common/GenerateSourceMapTest.java b/dart/compiler/javatests/com/google/dart/compiler/common/GenerateSourceMapTest.java
deleted file mode 100644
index ee81842e079899e813f4d8c67e6e89b5be6ceb3c..0000000000000000000000000000000000000000
--- a/dart/compiler/javatests/com/google/dart/compiler/common/GenerateSourceMapTest.java
+++ /dev/null
@@ -1,324 +0,0 @@
-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-package com.google.dart.compiler.common;
-
-import com.google.common.collect.Lists;
-import com.google.common.collect.Maps;
-import com.google.common.io.CharStreams;
-import com.google.dart.compiler.Backend;
-import com.google.dart.compiler.CompilerConfiguration;
-import com.google.dart.compiler.CompilerTestCase;
-import com.google.dart.compiler.DartArtifactProvider;
-import com.google.dart.compiler.DartSource;
-import com.google.dart.compiler.DefaultCompilerConfiguration;
-import com.google.dart.compiler.MockArtifactProvider;
-import com.google.dart.compiler.backend.dart.DartBackend;
-import com.google.dart.compiler.backend.js.ClosureJsBackend;
-import com.google.dart.compiler.backend.js.JavascriptBackend;
-import com.google.debugging.sourcemap.FilePosition;
-import com.google.debugging.sourcemap.SourceMapConsumerFactory;
-import com.google.debugging.sourcemap.SourceMapParseException;
-import com.google.debugging.sourcemap.SourceMapSection;
-import com.google.debugging.sourcemap.SourceMapping;
-import com.google.debugging.sourcemap.proto.Mapping.OriginalMapping;
-
-import java.io.IOException;
-import java.io.StringWriter;
-import java.util.List;
-import java.util.Map;
-
-/**
- * Tests for {@link GenerateSourceMap}.
- *
- * @author jschorr@google.com (Joseph Schorr)
- * @author johnlenz@google.com (John Lenz)
- */
-public class GenerateSourceMapTest extends CompilerTestCase {
-
-  // TODO(johnlenz): support detail levels
-
-  enum ResultType {
-    JS,
-    CLOSURE_JS,
-    DART
-  }
-
-  @Override
-  public void setUp() {
-  }
-
-  // TODO(johnlenz): fix this
-  public void disable_testClassMapping() throws Exception {
-    compileAndCheck("class __CLASS__ { }", "__CLASS__");
-  }
-
-  public void testMethodMapping() throws Exception {
-    compileAndCheck("class myClass { static __MEMBER__() {} }", "myClass");
-  }
-
-  // TODO(johnlenz): fix this
-  public void disable_testFieldMapping1() throws Exception {
-    compileAndCheck("class myClass { const int __FIELD__; }", "myClass");
-  }
-
-  // TODO(johnlenz): fails
-  public void disable_testFieldMapping2() throws Exception {
-    compileAndCheck("class myClass { static const int __FIELD__ = 1; }", "myClass");
-  }
-
-  public void testMethodParamMapping() throws Exception {
-    compileAndCheck("class myClass { static member(__PARAM1__, __PARAM2__) {} }", "myClass");
-  }
-
-  public void testNamedFunctionMapping() throws Exception {
-    compileAndCheck(
-        "class c {\n" +
-        "  void member() {\n" +
-        "    __FN__(__PARAM1__, __PARAM2__) {}\n" +
-        "  }" +
-        "}", "c");
-  }
-
-  public void testLocalMapping() throws Exception {
-    compileAndCheck(
-        "class c {\n" +
-        "  void member() {\n" +
-        "    var __VAR__ = '__STR__'; \n" +
-        "  }" +
-        "}", "c");
-  }
-
-  public void testLocalInClosureMapping() throws Exception {
-    compileAndCheck(
-        "class c {\n" +
-        "  void member() {\n" +
-        "    fn(p1, p2) {\n" +
-        "      var __VAR__ = '__STR__'; \n" +
-        "    }\n" +
-        "  }" +
-        "}", "c");
-  }
-
-  public void testWriteMetaMap() throws IOException {
-    StringWriter out = new StringWriter();
-    String name = "./app.js";
-    List<SourceMapSection> appSections = Lists.newArrayList(
-        SourceMapSection.forURL("src1", 0, 0),
-        SourceMapSection.forURL("src2", 100, 10),
-        SourceMapSection.forURL("src3", 150, 5));
-
-    new GenerateSourceMap().appendIndexMapTo(out, name, appSections);
-
-    assertEquals(
-            "{\n" +
-            "\"version\":3,\n" +
-            "\"file\":\"./app.js\",\n" +
-            "\"sections\":[\n" +
-            "{\n" +
-            "\"offset\":{\n" +
-            "\"line\":0,\n" +
-            "\"column\":0\n" +
-            "},\n" +
-            "\"url\":\"src1\"\n" +
-            "},\n" +
-            "{\n" +
-            "\"offset\":{\n" +
-            "\"line\":100,\n" +
-            "\"column\":10\n" +
-            "},\n" +
-            "\"url\":\"src2\"\n" +
-            "},\n" +
-            "{\n" +
-            "\"offset\":{\n" +
-            "\"line\":150,\n" +
-            "\"column\":5\n" +
-            "},\n" +
-            "\"url\":\"src3\"\n" +
-            "}\n" +
-            "]\n" +
-            "}\n",
-            out.toString());
-  }
-
-
-  private static class RunResult {
-    final String generatedSource;
-    final String sourceMapFileContent;
-
-    RunResult(String source, String sourceMap) {
-      this.generatedSource = source;
-      this.sourceMapFileContent = sourceMap;
-    }
-  }
-
-  private static class Token {
-    String tokenName;
-    FilePosition position;
-  }
-
-  /**
-   * Finds the all the __XX__ tokens in the given Javascript
-   * string.
-   */
-  private Map<String, Token> findTokens(String js) {
-    Map<String, Token> tokens = Maps.newLinkedHashMap();
-
-    int currentLine = 0;
-    int positionOffset = 0;
-
-    for (int i = 0; i < js.length(); ++i) {
-      char current = js.charAt(i);
-
-      if (current == '\n') {
-        positionOffset = i + 1;
-        currentLine++;
-        continue;
-      }
-
-      if (current == '_' && (i < js.length() - 5)) {
-        // Check for the _ token.
-        if (js.charAt(i + 1) != '_') {
-          continue;
-        }
-
-        // Loop until we have another _ token.
-        String tokenName = "";
-
-        int j = i + 2;
-        for (; j < js.length(); ++j) {
-          if (js.charAt(j) == '_') {
-            break;
-          }
-          if (js.charAt(j) == '\n') {
-            // False match, tokens can't span lines
-            tokenName = "";
-            break;
-          }
-
-          tokenName += js.charAt(j);
-        }
-
-        if (tokenName.length() > 0) {
-          Token token = new Token();
-          token.tokenName = tokenName;
-          int currentPosition = i - positionOffset;
-          token.position = new FilePosition(currentLine, currentPosition);
-
-          // Only use the first instance of a token (parameters can be repeated in trampolines).
-          if (!tokens.containsKey(tokenName)) {
-            tokens.put(tokenName, token);
-          }
-        }
-
-        i = j;
-      }
-    }
-
-    return tokens;
-  }
-
-  private void compileAndCheck(String dartSource, String part)  throws Exception {
-    compileAndCheck(dartSource, "", ResultType.DART);
-    compileAndCheck(dartSource, part, ResultType.JS);
-    // TODO(johnlenz): Use the application map instead of the per file map
-    // compileAndCheck(dartSource, null, ResultType.CLOSURE_JS);
-  }
-
-  private void compileAndCheck(String dartSource, String part, ResultType type) throws Exception {
-    RunResult result = getCompileResult("testcode", dartSource, part, type);
-
-    // Find all instances of the __XXX__ pattern in the original
-    // source code.
-    Map<String, Token> originalTokens = findTokens(dartSource);
-
-    // Find all instances of the __XXX__ pattern in the generated
-    // source code.
-    Map<String, Token> resultTokens = findTokens(result.generatedSource);
-
-    // Ensure that the generated instances match via the source map
-    // to the original source code.
-
-    // Ensure the token counts match.
-    assertEquals(originalTokens.size(), resultTokens.size());
-
-    SourceMapping sourcemap;
-    try {
-      sourcemap = SourceMapConsumerFactory.parse(result.sourceMapFileContent);
-    } catch (SourceMapParseException e) {
-      throw new RuntimeException("unexpected exception", e);
-    }
-
-    // Map the tokens from the generated source back to the
-    // input source and ensure that the map is correct.
-    for (Token token : resultTokens.values()) {
-      OriginalMapping mapping = sourcemap.getMappingForLine(
-          token.position.getLine() + 1,
-          token.position.getColumn() + 1);
-
-      assertNotNull(mapping);
-
-      // Find the associated token in the input source.
-      Token inputToken = originalTokens.get(token.tokenName);
-      assertNotNull(inputToken);
-
-      // Ensure that the map correctly points to the token (we add 1
-      // to normalize versus the Rhino line number indexing scheme).
-      assertEquals(mapping.getLineNumber(),
-                   inputToken.position.getLine() + 1);
-
-      // Ensure that if the token name does not being with an 'STR' (meaning a
-      // string) it has an original name.
-      String originalName = mapping.getIdentifier();
-      if (!inputToken.tokenName.startsWith("STR")) {
-        assertTrue(!originalName.isEmpty());
-      }
-
-      // Ensure that if the mapping has a name, it matches the token.
-      if (!originalName.isEmpty()) {
-        assertEquals("__" + inputToken.tokenName + "__", originalName);
-      }
-    }
-  }
-
-  @Override
-  protected CompilerConfiguration getCompilerConfiguration(Backend backend) {
-    return new DefaultCompilerConfiguration(
-        backend, new com.google.dart.compiler.CommandLineOptions.CompilerOptions(){
-          @Override
-          public boolean generateSourceMaps() { return true; }
-        });
-  }
-
-  protected RunResult getResultForCompile(String fileName, String sourceCode, String part,
-      Backend backend, String outExt, String mapExt) throws Exception {
-    DartArtifactProvider provider = new MockArtifactProvider();
-    DartSource dart = compileSingleUnit(
-        fileName, sourceCode, provider, backend);
-
-    StringBuilder src = new StringBuilder();
-    StringBuilder map = new StringBuilder();
-    CharStreams.copy(provider.getArtifactReader(dart, part, outExt), src);
-    CharStreams.copy(provider.getArtifactReader(dart, part, mapExt), map);
-
-    return new RunResult(src.toString(), map.toString());
-  }
-
-  private RunResult getCompileResult(
-      String filename, String sourceCode, String part, ResultType type)
-      throws Exception {
-    switch (type) {
-      case DART:
-        return getResultForCompile(filename, sourceCode, part, new DartBackend(),
-            DartBackend.EXTENSION_DART, DartBackend.EXTENSION_DART_SRC_MAP);
-      case JS:
-        return getResultForCompile(filename, sourceCode, part, new JavascriptBackend(),
-            JavascriptBackend.EXTENSION_JS, JavascriptBackend.EXTENSION_JS_SRC_MAP);
-      case CLOSURE_JS:
-        return getResultForCompile(filename, sourceCode, part, new ClosureJsBackend(),
-            ClosureJsBackend.EXTENSION_JS, ClosureJsBackend.EXTENSION_JS_SRC_MAP);
-    }
-    throw new IllegalStateException();
-  }
-}