Add missing classes

diff --git a/plugins/sonar-core-plugin/src/main/java/org/sonar/plugins/core/technicaldebt/TechnicalDebtCalculator.java b/plugins/sonar-core-plugin/src/main/java/org/sonar/plugins/core/technicaldebt/TechnicalDebtCalculator.java
new file mode 100644 (file)
index 0000000..5e11c13
--- /dev/null
+++ b/plugins/sonar-core-plugin/src/main/java/org/sonar/plugins/core/technicaldebt/TechnicalDebtCalculator.java
@@ -0,0 +1,63 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * SonarQube is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.plugins.core.technicaldebt;
+
+import com.google.common.base.Objects;
+import org.sonar.api.BatchExtension;
+import org.sonar.api.issue.Issue;
+import org.sonar.api.issue.internal.WorkDayDuration;
+import org.sonar.api.technicaldebt.batch.Requirement;
+import org.sonar.api.technicaldebt.batch.TechnicalDebtModel;
+import org.sonar.api.utils.WorkUnit;
+import org.sonar.core.technicaldebt.TechnicalDebtConverter;
+
+/**
+ * Computes the remediation cost based on the quality and analysis models.
+ */
+public class TechnicalDebtCalculator implements BatchExtension {
+
+  private final TechnicalDebtConverter converter;
+  private TechnicalDebtModel model;
+
+  public TechnicalDebtCalculator(TechnicalDebtModel model, TechnicalDebtConverter converter) {
+    this.model = model;
+    this.converter = converter;
+  }
+
+  public WorkDayDuration calculTechnicalDebt(Issue issue) {
+    Requirement requirement = model.requirementsByRule(issue.ruleKey());
+    if (requirement != null) {
+      return converter.fromMinutes(calculTechnicalDebt(requirement, issue));
+    }
+    return null;
+  }
+
+  private long calculTechnicalDebt(Requirement requirement, Issue issue) {
+    long effortToFix = Objects.firstNonNull(issue.effortToFix(), 1L).longValue();
+
+    WorkUnit factorUnit = requirement.factor();
+    long factor = factorUnit != null ? converter.toMinutes(factorUnit) : 0L;
+
+    WorkUnit offsetUnit = requirement.offset();
+    long offset = offsetUnit != null ? converter.toMinutes(offsetUnit) : 0L;
+
+    return effortToFix * factor + offset;
+  }
+}

diff --git a/plugins/sonar-core-plugin/src/test/java/org/sonar/plugins/core/technicaldebt/TechnicalDebtCalculatorTest.java b/plugins/sonar-core-plugin/src/test/java/org/sonar/plugins/core/technicaldebt/TechnicalDebtCalculatorTest.java
new file mode 100644 (file)
index 0000000..18e0a68
--- /dev/null
+++ b/plugins/sonar-core-plugin/src/test/java/org/sonar/plugins/core/technicaldebt/TechnicalDebtCalculatorTest.java
@@ -0,0 +1,131 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * SonarQube is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.plugins.core.technicaldebt;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.sonar.api.issue.internal.DefaultIssue;
+import org.sonar.api.rule.RuleKey;
+import org.sonar.api.technicaldebt.batch.TechnicalDebtModel;
+import org.sonar.api.technicaldebt.batch.internal.DefaultRequirement;
+import org.sonar.api.utils.WorkUnit;
+import org.sonar.core.technicaldebt.TechnicalDebtConverter;
+
+import static org.fest.assertions.Assertions.assertThat;
+import static org.mockito.Mockito.*;
+
+@RunWith(MockitoJUnitRunner.class)
+public class TechnicalDebtCalculatorTest {
+
+  @Mock
+  TechnicalDebtModel model;
+
+  @Mock
+  TechnicalDebtConverter converter;
+
+  WorkUnit tenMinutes = WorkUnit.create(10d, WorkUnit.MINUTES);
+  WorkUnit fiveMinutes = WorkUnit.create(5d, WorkUnit.MINUTES);
+
+  TechnicalDebtCalculator remediationCostCalculator;
+
+  @Before
+  public void before() {
+    when(converter.toMinutes(tenMinutes)).thenReturn(10l);
+    when(converter.toMinutes(fiveMinutes)).thenReturn(5l);
+
+    remediationCostCalculator = new TechnicalDebtCalculator(model, converter);
+  }
+
+  @Test
+  public void calcul_technical_debt() throws Exception {
+    RuleKey ruleKey = RuleKey.of("squid", "AvoidCycle");
+    DefaultIssue issue = new DefaultIssue().setKey("ABCDE").setRuleKey(ruleKey);
+
+    DefaultRequirement requirement = mock(DefaultRequirement.class);
+    Mockito.when(requirement.factor()).thenReturn(tenMinutes);
+    Mockito.when(requirement.offset()).thenReturn(fiveMinutes);
+    when(model.requirementsByRule(ruleKey)).thenReturn(requirement);
+
+    remediationCostCalculator.calculTechnicalDebt(issue);
+
+    verify(converter).fromMinutes(10l + 5l);
+  }
+
+  @Test
+  public void calcul_technical_debt_with_effort_to_fix() throws Exception {
+    RuleKey ruleKey = RuleKey.of("squid", "AvoidCycle");
+    DefaultIssue issue = new DefaultIssue().setKey("ABCDE").setRuleKey(ruleKey).setEffortToFix(2d);
+
+    DefaultRequirement requirement = mock(DefaultRequirement.class);
+    Mockito.when(requirement.factor()).thenReturn(tenMinutes);
+    Mockito.when(requirement.offset()).thenReturn(fiveMinutes);
+    when(model.requirementsByRule(ruleKey)).thenReturn(requirement);
+
+    remediationCostCalculator.calculTechnicalDebt(issue);
+
+    verify(converter).fromMinutes(10l * 2 + 5l);
+  }
+
+  @Test
+  public void calcul_technical_debt_with_no_offset() throws Exception {
+    RuleKey ruleKey = RuleKey.of("squid", "AvoidCycle");
+    DefaultIssue issue = new DefaultIssue().setKey("ABCDE").setRuleKey(ruleKey).setEffortToFix(2d);
+
+    DefaultRequirement requirement = mock(DefaultRequirement.class);
+    Mockito.when(requirement.factor()).thenReturn(tenMinutes);
+    Mockito.when(requirement.offset()).thenReturn(null);
+    when(model.requirementsByRule(ruleKey)).thenReturn(requirement);
+
+    remediationCostCalculator.calculTechnicalDebt(issue);
+
+    verify(converter).fromMinutes(10l * 2 + 0l);
+  }
+
+  @Test
+  public void calcul_technical_debt_with_no_factor() throws Exception {
+    RuleKey ruleKey = RuleKey.of("squid", "AvoidCycle");
+    DefaultIssue issue = new DefaultIssue().setKey("ABCDE").setRuleKey(ruleKey).setEffortToFix(2d);
+
+    DefaultRequirement requirement = mock(DefaultRequirement.class);
+    Mockito.when(requirement.factor()).thenReturn(null);
+    Mockito.when(requirement.offset()).thenReturn(fiveMinutes);
+    when(model.requirementsByRule(ruleKey)).thenReturn(requirement);
+
+    remediationCostCalculator.calculTechnicalDebt(issue);
+
+    verify(converter).fromMinutes(0l * 2 + 5l);
+  }
+
+  @Test
+  public void no_technical_debt_if_requirement_not_found() throws Exception {
+    RuleKey ruleKey = RuleKey.of("squid", "AvoidCycle");
+    DefaultIssue issue = new DefaultIssue().setKey("ABCDE").setRuleKey(ruleKey);
+    when(model.requirementsByRule(ruleKey)).thenReturn(null);
+
+    assertThat(remediationCostCalculator.calculTechnicalDebt(issue)).isNull();
+    verify(converter, never()).fromMinutes(anyLong());
+  }
+
+}
+