com.squareup.spoon.DeviceResult Maven / Gradle / Ivy

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package com.squareup.spoon;

import com.squareup.spoon.misc.StackTrace;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.TimeUnit;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static java.util.Collections.unmodifiableList;
import static java.util.Collections.unmodifiableMap;

/** Represents the results of executing instrumentation tests on a single device. */
public final class DeviceResult {
  private final boolean installFailed;
  private final String installMessage;
  private final DeviceDetails deviceDetails;
  private final Map testResults;
  private final long started;
  private final long duration;
  private final List exceptions;

  private DeviceResult(boolean installFailed, String installMessage, DeviceDetails deviceDetails,
      Map testResults, long started, long duration,
      List exceptions) {
    this.installFailed = installFailed;
    this.installMessage = installMessage;
    this.deviceDetails = deviceDetails;
    this.started = started;
    this.testResults = unmodifiableMap(new TreeMap(testResults));
    this.duration = duration;
    this.exceptions = unmodifiableList(new ArrayList(exceptions));
  }

  /**
   * {@code true} if either application or instrumentation APK failed to install.
   *
   * @see #getInstallMessage()
   */
  public boolean getInstallFailed() {
    return installFailed;
  }

  /**
   * Installation failure message. Only present if application or instrumentation APK installation
   * failed.
   *
   * @see #getInstallFailed()
   */
  public String getInstallMessage() {
    return installMessage;
  }

  /** Configuration and hardware device details. */
  public DeviceDetails getDeviceDetails() {
    return deviceDetails;
  }

  /** Individual test results. */
  public Map getTestResults() {
    return testResults;
  }

  /** Execution start time. */
  public long getStarted() {
    return started;
  }

  /** Length (in seconds) of execution of all tests on device, or {@code -1} if none ran. */
  public long getDuration() {
    return duration;
  }

  /** Exceptions that occurred during execution. */
  public List getExceptions() {
    return exceptions;
  }

  static class Builder {
    private boolean installFailed = false;
    private String installMessage = null;
    private final Map testResultBuilders =
        new HashMap();
    private DeviceDetails deviceDetails = null;
    private final long started = new Date().getTime();
    private long start;
    private long duration = -1;
    private final List exceptions = new ArrayList();

    public Builder addTestResultBuilder(DeviceTest test,
        DeviceTestResult.Builder methodResultBuilder) {
      checkArgument(!installFailed, "Cannot add test result builder when install failed.");
      checkNotNull(methodResultBuilder);
      testResultBuilders.put(test, methodResultBuilder);
      return this;
    }

    public DeviceTestResult.Builder getMethodResultBuilder(DeviceTest test) {
      return testResultBuilders.get(test);
    }

    public Builder setDeviceDetails(DeviceDetails deviceDetails) {
      checkNotNull(deviceDetails);
      this.deviceDetails = deviceDetails;
      return this;
    }

    public Builder markInstallAsFailed(String message) {
      checkNotNull(message);
      checkArgument(!installFailed, "Install already marked as failed.");
      installFailed = true;
      installMessage = message;
      return this;
    }

    public Builder startTests() {
      checkArgument(!installFailed, "Cannot start tests when install failed.");
      checkArgument(start == 0, "Start already called.");
      start = System.nanoTime();
      return this;
    }

    public Builder endTests() {
      checkArgument(start != 0, "Start was not called.");
      checkArgument(duration == -1, "End was already called.");
      duration = TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start);
      return this;
    }

    public Builder addException(Throwable throwable) {
      checkNotNull(throwable);
      exceptions.add(StackTrace.from(throwable));
      return this;
    }

    public Builder addException(String message) {
      checkNotNull(message);
      exceptions.add(StackTrace.from(message));
      return this;
    }

    public DeviceResult build() {
      // Convert builders to actual instances.
      Map testResults = new HashMap();
      for (Map.Entry entry : testResultBuilders.entrySet()) {
        testResults.put(entry.getKey(), entry.getValue().build());
      }

      return new DeviceResult(installFailed, installMessage, deviceDetails, testResults, started,
          duration, exceptions);
    }
  }
}