add some floating point tests

1 files changed, 42 insertions, 0 deletions

diff --git a/spec/ffi_yajl/parser_spec.rb b/spec/ffi_yajl/parser_spec.rb
index 28a0f36..bb7c356 100644
--- a/spec/ffi_yajl/parser_spec.rb
+++ b/spec/ffi_yajl/parser_spec.rb
@@ -26,5 +26,47 @@ describe "FFI_Yajl::Parser" do
      expect { parser.parse(json) }.to raise_error(FFI_Yajl::ParseError)
   end
 
+  context "when parsing floats" do
+    it "parses simple floating point values" do
+      json = '{"foo": 3.14159265358979}'
+      expect(parser.parse(json)).to eql({"foo" => 3.14159265358979})
+    end
+
+    it "parses simple negative floating point values" do
+      json = '{"foo":-2.00231930436153}'
+      expect(parser.parse(json)).to eql({"foo" => -2.00231930436153})
+    end
+
+    it "parses floats with negative exponents and a large E" do
+      json = '{"foo": 1.602176565E-19}'
+      expect(parser.parse(json)).to eql({"foo" => 1.602176565e-19})
+    end
+
+    it "parses floats with negative exponents and a small e" do
+      json = '{"foo": 6.6260689633e-34 }'
+      expect(parser.parse(json)).to eql({"foo" => 6.6260689633e-34 })
+    end
+
+    it "parses floats with positive exponents and a large E" do
+      json = '{"foo": 6.0221413E+23}'
+      expect(parser.parse(json)).to eql({"foo" => 6.0221413e+23})
+    end
+
+    it "parses floats with positive exponents and a small e" do
+      json = '{"foo": 8.9875517873681764e+9 }'
+      expect(parser.parse(json)).to eql({"foo" => 8.9875517873681764e+9 })
+    end
+
+    it "parses floats with an exponent without a sign and a large E" do
+      json = '{"foo": 2.99792458E8  }'
+      expect(parser.parse(json)).to eql({"foo" => 2.99792458e+8 })
+    end
+
+    it "parses floats with an exponent without a sign and a small e" do
+      json = '{"foo": 1.0973731568539e7 }'
+      expect(parser.parse(json)).to eql({"foo" => 1.0973731568539e+7 })
+    end
+
+  end
 end