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Improve lenient mode documentation (#2122)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| package com.google.gson; | ||
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| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertNull; | ||
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| import com.google.gson.stream.JsonReader; | ||
| import com.google.gson.stream.JsonWriter; | ||
| import java.io.IOException; | ||
| import java.io.StringReader; | ||
| import org.junit.Test; | ||
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| public class TypeAdapterTest { | ||
| @Test | ||
| public void testNullSafe() throws IOException { | ||
| TypeAdapter<String> adapter = new TypeAdapter<String>() { | ||
| @Override public void write(JsonWriter out, String value) { | ||
| throw new AssertionError("unexpected call"); | ||
| } | ||
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| @Override public String read(JsonReader in) { | ||
| throw new AssertionError("unexpected call"); | ||
| } | ||
| }.nullSafe(); | ||
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| assertEquals("null", adapter.toJson(null)); | ||
| assertNull(adapter.fromJson("null")); | ||
| } | ||
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| private static final TypeAdapter<String> adapter = new TypeAdapter<String>() { | ||
| @Override public void write(JsonWriter out, String value) throws IOException { | ||
| out.value(value); | ||
| } | ||
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| @Override public String read(JsonReader in) throws IOException { | ||
| return in.nextString(); | ||
| } | ||
| }; | ||
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| // Note: This test just verifies the current behavior; it is a bit questionable | ||
| // whether that behavior is actually desired | ||
| @Test | ||
| public void testFromJson_Reader_TrailingData() throws IOException { | ||
| assertEquals("a", adapter.fromJson(new StringReader("\"a\"1"))); | ||
| } | ||
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| // Note: This test just verifies the current behavior; it is a bit questionable | ||
| // whether that behavior is actually desired | ||
| @Test | ||
| public void testFromJson_String_TrailingData() throws IOException { | ||
| assertEquals("a", adapter.fromJson("\"a\"1")); | ||
| } | ||
| } |