json: Fix ostream writer

Wrote boolean as 1 and 0.

Also improve test code coverage.

2 files changed, 45 insertions, 1 deletions

diff --git a/src/json.cc b/src/json.cc
index 94ff0d4..cb9f0b8 100644
--- a/src/json.cc
+++ b/src/json.cc
@@ -221,7 +221,7 @@ class IosWriter : public BaseWriter {
 
   void write(double value) override { out_ << value; }
 
-  void write(bool value) override { out_ << value; }
+  void write(bool value) override { out_ << (value ? "true" : "false"); }
 
   void write(char value) override { out_ << value; }
 
diff --git a/test/json.cc b/test/json.cc
index 2fc7ad2..81cf7d6 100644
--- a/test/json.cc
+++ b/test/json.cc
@@ -203,6 +203,20 @@ TEST_P(Writer, quote3) {
   EXPECT_EQ(R"("\n")", str());
 }
 
+TEST_P(Writer, quote4) {
+  auto writer = make();
+  writer->value("\r\n\t\b\f");
+
+  EXPECT_EQ(R"("\r\n\t\b\f")", str());
+}
+
+TEST_P(Writer, quote5) {
+  auto writer = make();
+  writer->value("\x0f");
+
+  EXPECT_EQ(R"("\u000f")", str());
+}
+
 TEST_P(Writer, float) {
   auto writer = make();
   writer->value(3.14F);
@@ -217,5 +231,35 @@ TEST_P(Writer, double) {
   EXPECT_EQ("3.14", str());
 }
 
+TEST_P(Writer, uint64) {
+  auto writer = make();
+  writer->value(static_cast<uint64_t>(1000));
+
+  EXPECT_EQ("1000", str());
+}
+
+TEST_P(Writer, bool) {
+  auto writer = make();
+  writer->value(true);
+
+  EXPECT_EQ("true", str());
+}
+
+TEST_P(Writer, clear) {
+  auto writer = make();
+  writer->value(true);
+  writer->clear();
+  writer->value(false);
+
+  switch (GetParam()) {
+    case Output::String:
+      EXPECT_EQ("false", str());
+      break;
+    case Output::Stream:
+      EXPECT_EQ("truefalse", str());
+      break;
+  }
+}
+
 INSTANTIATE_TEST_SUITE_P(AllOutputs, Writer,
                          testing::Values(Output::String, Output::Stream));