Remove ANDROID_BUILD_TOP from intelliJ path variables.

The variable is not actually needed and it makes working with different
API levels a lot easier since everything now depends on $PROJECT_DIR$.

This change also makes the tests more robust by improving the way it
tries to find the SDK.

Change-Id: I3502ad4a0ba85fd88b497e47964fddb2a89e520c
diff --git a/tools/layoutlib/.idea/libraries/asm_4_0.xml b/tools/layoutlib/.idea/libraries/asm_4_0.xml
index 578a7bf..7df287f 100644
--- a/tools/layoutlib/.idea/libraries/asm_4_0.xml
+++ b/tools/layoutlib/.idea/libraries/asm_4_0.xml
@@ -1,11 +1,11 @@
 <component name="libraryTable">
   <library name="asm-4.0">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/asm/asm-4.0.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/asm/asm-4.0.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/asm/src.zip!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/asm/src.zip!/" />
     </SOURCES>
   </library>
 </component>
\ No newline at end of file
diff --git a/tools/layoutlib/.idea/libraries/framework_jar.xml b/tools/layoutlib/.idea/libraries/framework_jar.xml
index 11f5b89..6695a36 100644
--- a/tools/layoutlib/.idea/libraries/framework_jar.xml
+++ b/tools/layoutlib/.idea/libraries/framework_jar.xml
@@ -1,13 +1,13 @@
 <component name="libraryTable">
   <library name="framework.jar">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/out/host/common/obj/JAVA_LIBRARIES/temp_layoutlib_intermediates/javalib.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../out/host/common/obj/JAVA_LIBRARIES/temp_layoutlib_intermediates/javalib.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="file://$ANDROID_BUILD_TOP$/frameworks/base/core/java" />
-      <root url="file://$ANDROID_BUILD_TOP$/frameworks/base/graphics/java" />
-      <root url="file://$ANDROID_BUILD_TOP$/libcore/luni/src/main/java" />
+      <root url="file://$PROJECT_DIR$/../../core/java" />
+      <root url="file://$PROJECT_DIR$/../../graphics/java" />
+      <root url="file://$PROJECT_DIR$/../../../../libcore/luni/src/main/java" />
     </SOURCES>
   </library>
 </component>
\ No newline at end of file
diff --git a/tools/layoutlib/.idea/libraries/guava.xml b/tools/layoutlib/.idea/libraries/guava.xml
index de5607e..d47fc06 100644
--- a/tools/layoutlib/.idea/libraries/guava.xml
+++ b/tools/layoutlib/.idea/libraries/guava.xml
@@ -1,11 +1,11 @@
 <component name="libraryTable">
   <library name="guava">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/out/host/common/obj/JAVA_LIBRARIES/guavalib_intermediates/javalib.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../out/host/common/obj/JAVA_LIBRARIES/guavalib_intermediates/javalib.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="file://$ANDROID_BUILD_TOP$/external/guava/guava/src" />
+      <root url="file://$PROJECT_DIR$/../../../../external/guava/guava/src" />
     </SOURCES>
   </library>
 </component>
\ No newline at end of file
diff --git a/tools/layoutlib/.idea/libraries/icu4j.xml b/tools/layoutlib/.idea/libraries/icu4j.xml
index 8d9a318..dbe0bd7 100644
--- a/tools/layoutlib/.idea/libraries/icu4j.xml
+++ b/tools/layoutlib/.idea/libraries/icu4j.xml
@@ -1,7 +1,7 @@
 <component name="libraryTable">
   <library name="icu4j">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/icu4j/icu4j.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/icu4j/icu4j.jar!/" />
     </CLASSES>
     <JAVADOC>
       <root url="http://icu-project.org/apiref/icu4j50rc/" />
diff --git a/tools/layoutlib/.idea/libraries/kxml2_2_3_0.xml b/tools/layoutlib/.idea/libraries/kxml2_2_3_0.xml
index 91feaea..2a65050 100644
--- a/tools/layoutlib/.idea/libraries/kxml2_2_3_0.xml
+++ b/tools/layoutlib/.idea/libraries/kxml2_2_3_0.xml
@@ -1,11 +1,11 @@
 <component name="libraryTable">
   <library name="kxml2-2.3.0">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/kxml2/kxml2-2.3.0.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/kxml2/kxml2-2.3.0.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="file://$ANDROID_BUILD_TOP$/libcore/xml/src/main/java" />
+      <root url="file://$PROJECT_DIR$/../../../../libcore/xml/src/main/java" />
     </SOURCES>
   </library>
 </component>
\ No newline at end of file
diff --git a/tools/layoutlib/.idea/libraries/layoutlib_api_prebuilt.xml b/tools/layoutlib/.idea/libraries/layoutlib_api_prebuilt.xml
index be928da..5952002 100644
--- a/tools/layoutlib/.idea/libraries/layoutlib_api_prebuilt.xml
+++ b/tools/layoutlib/.idea/libraries/layoutlib_api_prebuilt.xml
@@ -1,7 +1,7 @@
 <component name="libraryTable">
   <library name="layoutlib_api-prebuilt">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/layoutlib_api/layoutlib_api-prebuilt.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/layoutlib_api/layoutlib_api-prebuilt.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
diff --git a/tools/layoutlib/.idea/libraries/ninepatch_prebuilt.xml b/tools/layoutlib/.idea/libraries/ninepatch_prebuilt.xml
index 338137b..f34f7dd 100644
--- a/tools/layoutlib/.idea/libraries/ninepatch_prebuilt.xml
+++ b/tools/layoutlib/.idea/libraries/ninepatch_prebuilt.xml
@@ -1,7 +1,7 @@
 <component name="libraryTable">
   <library name="ninepatch-prebuilt">
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/ninepatch/ninepatch-prebuilt.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/ninepatch/ninepatch-prebuilt.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
diff --git a/tools/layoutlib/.idea/libraries/tools_common_prebuilt.xml b/tools/layoutlib/.idea/libraries/tools_common_prebuilt.xml
index 6479886..b325ad4 100644
--- a/tools/layoutlib/.idea/libraries/tools_common_prebuilt.xml
+++ b/tools/layoutlib/.idea/libraries/tools_common_prebuilt.xml
@@ -4,7 +4,7 @@
       <root url="file://$PROJECT_DIR$" />
     </ANNOTATIONS>
     <CLASSES>
-      <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/tools-common/tools-common-prebuilt.jar!/" />
+      <root url="jar://$PROJECT_DIR$/../../../../prebuilts/misc/common/tools-common/tools-common-prebuilt.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
diff --git a/tools/layoutlib/.idea/runConfigurations/All_in_bridge.xml b/tools/layoutlib/.idea/runConfigurations/All_in_bridge.xml
index badbbab..f965ba7 100644
--- a/tools/layoutlib/.idea/runConfigurations/All_in_bridge.xml
+++ b/tools/layoutlib/.idea/runConfigurations/All_in_bridge.xml
@@ -8,7 +8,7 @@
     <option name="MAIN_CLASS_NAME" value="" />
     <option name="METHOD_NAME" value="" />
     <option name="TEST_OBJECT" value="package" />
-    <option name="VM_PARAMETERS" value="-ea -Dplatform.dir=&quot;$ANDROID_BUILD_TOP$/out/host/linux-x86/sdk/sdk/android-sdk_eng.deepanshu_linux-x86/platforms/android-L&quot; -Dtest_res.dir=&quot;$PROJECT_DIR$/bridge/tests/res&quot;" />
+    <option name="VM_PARAMETERS" value="-ea -Dtest_res.dir=&quot;$PROJECT_DIR$/bridge/tests/res&quot;" />
     <option name="PARAMETERS" value="" />
     <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$" />
     <option name="ENV_VARIABLES" />
diff --git a/tools/layoutlib/.idea/runConfigurations/Create.xml b/tools/layoutlib/.idea/runConfigurations/Create.xml
index e62925b..fb0b866 100644
--- a/tools/layoutlib/.idea/runConfigurations/Create.xml
+++ b/tools/layoutlib/.idea/runConfigurations/Create.xml
@@ -4,7 +4,7 @@
     <option name="MAIN_CLASS_NAME" value="com.android.tools.layoutlib.create.Main" />
     <option name="VM_PARAMETERS" value="" />
     <option name="PROGRAM_PARAMETERS" value="out/host/common/obj/JAVA_LIBRARIES/temp_layoutlib_intermediates/javalib.jar out/target/common/obj/JAVA_LIBRARIES/core-libart_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/framework_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/ext_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/ext_intermediates/javalib.jar" />
-    <option name="WORKING_DIRECTORY" value="file://$ANDROID_BUILD_TOP$/" />
+    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/../../../../" />
     <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="true" />
     <option name="ALTERNATIVE_JRE_PATH" value="1.6" />
     <option name="ENABLE_SWING_INSPECTOR" value="false" />
diff --git a/tools/layoutlib/.idea/vcs.xml b/tools/layoutlib/.idea/vcs.xml
index 8114960..9ab281a 100644
--- a/tools/layoutlib/.idea/vcs.xml
+++ b/tools/layoutlib/.idea/vcs.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$ANDROID_BUILD_TOP$/frameworks/base" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/../.." vcs="Git" />
   </component>
 </project>
 
diff --git a/tools/layoutlib/bridge/bridge.iml b/tools/layoutlib/bridge/bridge.iml
index 7553b59..0f96916 100644
--- a/tools/layoutlib/bridge/bridge.iml
+++ b/tools/layoutlib/bridge/bridge.iml
@@ -34,11 +34,11 @@
     <orderEntry type="module-library" scope="TEST">
       <library>
         <CLASSES>
-          <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/sdk-common/sdk-common.jar!/" />
+          <root url="jar://$MODULE_DIR$/../../../../../prebuilts/misc/common/sdk-common/sdk-common.jar!/" />
         </CLASSES>
         <JAVADOC />
         <SOURCES>
-          <root url="jar://$ANDROID_BUILD_TOP$/prebuilts/misc/common/sdk-common/sdk-common-sources.jar!/" />
+          <root url="jar://$MODULE_DIR$/../../../../../prebuilts/misc/common/sdk-common/sdk-common-sources.jar!/" />
         </SOURCES>
       </library>
     </orderEntry>
diff --git a/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java b/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java
index 31b3e25..a2588a6 100644
--- a/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java
+++ b/tools/layoutlib/bridge/tests/src/com/android/layoutlib/bridge/intensive/Main.java
@@ -104,9 +104,61 @@
             return platformDir;
         }
         // System Property not set. Try to find the directory in the build directory.
-        String out = System.getenv("ANDROID_HOST_OUT");
-        if (out == null || out.isEmpty() || !new File(out).isDirectory()) {
-            // Can't find the out directory.
+        String androidHostOut = System.getenv("ANDROID_HOST_OUT");
+        if (androidHostOut != null) {
+            platformDir = getPlatformDirFromHostOut(new File(androidHostOut));
+            if (platformDir != null) {
+                return platformDir;
+            }
+        }
+        String workingDirString = System.getProperty("user.dir");
+        File workingDir = new File(workingDirString);
+        // Test if workingDir is android checkout root.
+        platformDir = getPlatformDirFromRoot(workingDir);
+        if (platformDir != null) {
+            return platformDir;
+        }
+        // Test if workingDir is  platform/frameworks/base/tools/layoutlib. That is, root should be
+        // workingDir/../../../../  (4 levels up)
+        File currentDir = workingDir;
+        for (int i = 0; i < 4; i++) {
+            if (currentDir != null) {
+                currentDir = currentDir.getParentFile();
+            }
+        }
+        return currentDir == null ? null : getPlatformDirFromRoot(currentDir);
+    }
+
+    private static String getPlatformDirFromRoot(File root) {
+        if (!root.isDirectory()) {
+            return null;
+        }
+        File out = new File(root, "out");
+        if (!out.isDirectory()) {
+            return null;
+        }
+        File host = new File(out, "host");
+        if (!host.isDirectory()) {
+            return null;
+        }
+        File[] hosts = host.listFiles(new FileFilter() {
+            @Override
+            public boolean accept(File path) {
+                return path.isDirectory() && (path.getName().startsWith("linux-") || path.getName()
+                        .startsWith("darwin-"));
+            }
+        });
+        for (File hostOut : hosts) {
+            String platformDir = getPlatformDirFromHostOut(hostOut);
+            if (platformDir != null) {
+                return platformDir;
+            }
+        }
+        return null;
+    }
+
+    private static String getPlatformDirFromHostOut(File out) {
+        if (!out.isDirectory()) {
             return null;
         }
         File sdkDir = new File(out, "sdk" + File.separator + "sdk");
@@ -117,7 +169,7 @@
         File[] possibleSdks = sdkDir.listFiles(new FileFilter() {
             @Override
             public boolean accept(File path) {
-                return path.isDirectory() && path.getAbsolutePath().contains("android-sdk");
+                return path.isDirectory() && path.getName().contains("android-sdk");
             }
         });
         for (File possibleSdk : possibleSdks) {