Expand the functionality of the BudgetDatabase.

chrome/browser/budget_service/budget_database_unittest.cc

Index: chrome/browser/budget_service/budget_database_unittest.cc
diff --git a/chrome/browser/budget_service/budget_database_unittest.cc b/chrome/browser/budget_service/budget_database_unittest.cc
index 37d5e34a8a2aaedd86faf9aea26a8fca2ee2c50f..3d34e06663735018885742b6c7005964a3636db7 100644
--- a/chrome/browser/budget_service/budget_database_unittest.cc
+++ b/chrome/browser/budget_service/budget_database_unittest.cc
@@ -42,11 +42,11 @@ class BudgetDatabaseTest : public ::testing::Test {
 
     // Create two chunks and give them default values.
     budget_service::BudgetChunk* budget_chunk = budget.add_budget();
-    budget_chunk->set_budget_amount(kDefaultBudget1);
-    budget_chunk->set_expiration_timestamp(kDefaultExpiration);
+    budget_chunk->set_amount(kDefaultBudget1);
+    budget_chunk->set_expiration(kDefaultExpiration);
     budget_chunk = budget.add_budget();
-    budget_chunk->set_budget_amount(kDefaultBudget2);
-    budget_chunk->set_expiration_timestamp(kDefaultExpiration + 1);
+    budget_chunk->set_amount(kDefaultBudget2);
+    budget_chunk->set_expiration(kDefaultExpiration + 1);
 
     base::RunLoop run_loop;
     db_.SetValue(GURL(kTestOrigin), budget,
@@ -75,7 +75,30 @@ class BudgetDatabaseTest : public ::testing::Test {
     return std::move(budget_);
   }
 
+  void GetBudgetDetailsComplete(
+      base::Closure run_loop_closure,
+      bool success,
+      double debt,
+      const BudgetDatabase::BudgetExpectation& expectation) {
+    success_ = success;
+    debt_ = debt;
+    expectation_ = expectation;
+    run_loop_closure.Run();
+  }
+
+  void GetBudgetDetails() {
+    base::RunLoop run_loop;
+    db_.GetBudgetDetails(
+        GURL(kTestOrigin),
+        base::Bind(&BudgetDatabaseTest::GetBudgetDetailsComplete,
+                   base::Unretained(this), run_loop.QuitClosure()));
+    run_loop.Run();
+  }
+
   Profile* profile() { return &profile_; }
+  const BudgetDatabase::BudgetExpectation& expectation() {
+    return expectation_;
+  }
 
  protected:
   bool success_;
@@ -85,6 +108,8 @@ class BudgetDatabaseTest : public ::testing::Test {
   std::unique_ptr<budget_service::Budget> budget_;
   TestingProfile profile_;
   BudgetDatabase db_;
+  double debt_ = 0;
+  BudgetDatabase::BudgetExpectation expectation_;
 };
 
 TEST_F(BudgetDatabaseTest, ReadAndWriteTest) {
@@ -93,9 +118,38 @@ TEST_F(BudgetDatabaseTest, ReadAndWriteTest) {
 
   ASSERT_TRUE(success_);
   EXPECT_EQ(kDefaultDebt, b->debt());
-  EXPECT_EQ(kDefaultBudget1, b->budget(0).budget_amount());
-  EXPECT_EQ(kDefaultBudget2, b->budget(1).budget_amount());
-  EXPECT_EQ(kDefaultExpiration, b->budget(0).expiration_timestamp());
+  EXPECT_EQ(kDefaultBudget1, b->budget(0).amount());
+  EXPECT_EQ(kDefaultBudget2, b->budget(1).amount());
+  EXPECT_EQ(kDefaultExpiration, b->budget(0).expiration());
+}
+
+TEST_F(BudgetDatabaseTest, BudgetDetailsTest) {
+  ASSERT_TRUE(SetBudgetWithDefaultValues());
+  GetBudgetDetails();
+
+  // Get the expectation and validate it.
+  const auto& expected_value = expectation();
+  ASSERT_TRUE(success_);
+  ASSERT_EQ(3U, expected_value.size());
+
+  // Make sure that the correct data is returned.
+  auto iter = expected_value.begin();
+
+  // First value should be [total_budget, now]
+  EXPECT_EQ(kDefaultBudget1 + kDefaultBudget2, iter->first);
+  // TODO(harkness): This will be "now" in the final version. For now, it's
+  // just 0.0.
+  EXPECT_EQ(0, iter->second);
+
+  // The next value should be the budget after the first chunk expires.
+  iter++;
+  EXPECT_EQ(kDefaultBudget2, iter->first);
+  EXPECT_EQ(kDefaultExpiration, iter->second);
+
+  // The final value gives the budget of 0.0 after the second chunk expires.
+  iter++;
+  EXPECT_EQ(0, iter->first);
+  EXPECT_EQ(kDefaultExpiration + 1, iter->second);
 }
 
 }  // namespace